gnu/packages/crypto.scm

   1 ;;; GNU Guix --- Functional package management for GNU
   2 ;;; Copyright © 2014 David Thompson <davet@gnu.org>
   3 ;;; Copyright © 2015, 2017, 2018, 2019 Ricardo Wurmus <rekado@elephly.net>
   4 ;;; Copyright © 2016, 2017, 2018, 2019 Leo Famulari <leo@famulari.name>
   5 ;;; Copyright © 2016 Lukas Gradl <lgradl@openmailbox>
   6 ;;; Copyright © 2016–2021 Tobias Geerinckx-Rice <me@tobias.gr>
   7 ;;; Copyright © 2016, 2017 Nikita <nikita@n0.is>
   8 ;;; Copyright © 2016, 2017, 2019, 2020 Eric Bavier <bavier@posteo.net>
   9 ;;; Copyright © 2017 Pierre Langlois <pierre.langlois@gmx.com>
  10 ;;; Copyright © 2018, 2020 Efraim Flashner <efraim@flashner.co.il>
  11 ;;; Copyright © 2018 Arun Isaac <arunisaac@systemreboot.net>
  12 ;;; Copyright © 2018 Nicolas Goaziou <mail@nicolasgoaziou.fr>
  13 ;;; Copyright © 2018, 2020 Nicolò Balzarotti <nicolo@nixo.xyz>
  14 ;;; Copyright © 2018 Tim Gesthuizen <tim.gesthuizen@yahoo.de>
  15 ;;; Copyright © 2019 Pierre Neidhardt <mail@ambrevar.xyz>
  16 ;;; Copyright © 2019 Tanguy Le Carrour <tanguy@bioneland.org>
  17 ;;; Copyright © 2020 Marius Bakke <mbakke@fastmail.com>
  18 ;;; Copyright © 2020 Jakub Kądziołka <kuba@kadziolka.net>
  19 ;;; Copyright © 2020 Brice Waegeneire <brice@waegenei.re>
  20 ;;; Copyright © 2020 Hendur Saga <hendursaga@yahoo.com>
  21 ;;; Copyright © 2020 pukkamustard <pukkamustard@posteo.net>
  22 ;;; Copyright © 2021 Ellis Kenyő <me@elken.dev>
  23 ;;;
  24 ;;; This file is part of GNU Guix.
  25 ;;;
  26 ;;; GNU Guix is free software; you can redistribute it and/or modify it
  27 ;;; under the terms of the GNU General Public License as published by
  28 ;;; the Free Software Foundation; either version 3 of the License, or (at
  29 ;;; your option) any later version.
  30 ;;;
  31 ;;; GNU Guix is distributed in the hope that it will be useful, but
  32 ;;; WITHOUT ANY WARRANTY; without even the implied warranty of
  33 ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  34 ;;; GNU General Public License for more details.
  35 ;;;
  36 ;;; You should have received a copy of the GNU General Public License
  37 ;;; along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.
  38
  39 (define-module (gnu packages crypto)
  40   #:use-module (gnu packages)
  41   #:use-module (gnu packages admin)
  42   #:use-module (gnu packages aidc)
  43   #:use-module (gnu packages attr)
  44   #:use-module (gnu packages autotools)
  45   #:use-module (gnu packages boost)
  46   #:use-module (gnu packages check)
  47   #:use-module (gnu packages compression)
  48   #:use-module (gnu packages crates-io)
  49   #:use-module (gnu packages cryptsetup)
  50   #:use-module (gnu packages gettext)
  51   #:use-module (gnu packages gnupg)
  52   #:use-module (gnu packages golang)
  53   #:use-module (gnu packages image)
  54   #:use-module (gnu packages kerberos)
  55   #:use-module (gnu packages libbsd)
  56   #:use-module (gnu packages libffi)
  57   #:use-module (gnu packages linux)
  58   #:use-module (gnu packages lsof)
  59   #:use-module (gnu packages man)
  60   #:use-module (gnu packages multiprecision)
  61   #:use-module (gnu packages nettle)
  62   #:use-module (gnu packages password-utils)
  63   #:use-module (gnu packages perl)
  64   #:use-module (gnu packages perl-check)
  65   #:use-module (gnu packages pkg-config)
  66   #:use-module (gnu packages python)
  67   #:use-module (gnu packages python-xyz)
  68   #:use-module (gnu packages readline)
  69   #:use-module (gnu packages search)
  70   #:use-module (gnu packages serialization)
  71   #:use-module (gnu packages shells)
  72   #:use-module (gnu packages sqlite)
  73   #:use-module (gnu packages tcl)
  74   #:use-module (gnu packages tls)
  75   #:use-module (gnu packages version-control)
  76   #:use-module (gnu packages xml)
  77   #:use-module ((guix licenses) #:prefix license:)
  78   #:use-module (guix packages)
  79   #:use-module (guix download)
  80   #:use-module (guix git-download)
  81   #:use-module (guix build-system cargo)
  82   #:use-module (guix build-system cmake)
  83   #:use-module (guix build-system copy)
  84   #:use-module (guix build-system gnu)
  85   #:use-module (guix build-system go)
  86   #:use-module (guix build-system perl)
  87   #:use-module (guix utils)
  88   #:use-module (srfi srfi-1)
  89   #:use-module (srfi srfi-26))
  90
  91 (define-public libsodium
  92   (package
  93     (name "libsodium")
  94     (version "1.0.18")
  95     (source (origin
  96             (method url-fetch)
  97             (uri (list (string-append
  98                         "https://download.libsodium.org/libsodium/"
  99                         "releases/libsodium-" version ".tar.gz")
 100                        (string-append
 101                         "https://download.libsodium.org/libsodium/"
 102                         "releases/old/libsodium-" version ".tar.gz")))
 103             (sha256
 104              (base32
 105               "1h9ncvj23qbbni958knzsli8dvybcswcjbx0qjjgi922nf848l3g"))))
 106     (build-system gnu-build-system)
 107     (synopsis "Portable NaCl-based crypto library")
 108     (description
 109      "Sodium is a new easy-to-use high-speed software library for network
 110 communication, encryption, decryption, signatures, etc.")
 111     (license license:isc)
 112     (home-page "https://libsodium.org")))
 113
 114 (define-public libmd
 115   (package
 116     (name "libmd")
 117     (version "1.0.3")
 118     (source (origin
 119             (method url-fetch)
 120             (uri
 121              (list
 122               (string-append "https://archive.hadrons.org/software/libmd/libmd-"
 123                              version ".tar.xz")
 124               (string-append "https://libbsd.freedesktop.org/releases/libmd-"
 125                              version ".tar.xz")))
 126             (sha256
 127              (base32
 128               "0jmga8y94h857ilra3qjaiax3wd5pd6mx1h120zhl9fcjmzhj0js"))))
 129     (build-system gnu-build-system)
 130     (synopsis "Message Digest functions from BSD systems")
 131     (description
 132      "The currently provided message digest algorithms are:
 133 @itemize
 134 @item MD2
 135 @item MD4
 136 @item MD5
 137 @item RIPEMD-160
 138 @item SHA-1
 139 @item SHA-2 (SHA-256, SHA-384 and SHA-512)
 140 @end itemize")
 141     (license (list license:bsd-3
 142                    license:bsd-2
 143                    license:isc
 144                    license:public-domain))
 145     (home-page "https://www.hadrons.org/software/libmd/")))
 146
 147 (define-public signify
 148   (package
 149     (name "signify")
 150     (version "30")
 151     (home-page "https://github.com/aperezdc/signify")
 152     (source (origin
 153               (method url-fetch)
 154               (uri (string-append "https://github.com/aperezdc/signify/releases"
 155                                   "/download/v" version "/signify-" version ".tar.xz"))
 156               (sha256
 157                (base32
 158                 "11l67j04gyxnlw6zrzsygqs5cgsc1sww1rh0apl05yay131hd17n"))))
 159     (build-system gnu-build-system)
 160     ;; TODO Build with libwaive (described in README.md), to implement something
 161     ;; like OpenBSD's pledge().
 162     (arguments
 163      `(#:make-flags
 164        (list "CC=gcc"
 165              (string-append "PREFIX=" (assoc-ref %outputs "out")))
 166        #:phases
 167        (modify-phases %standard-phases
 168          (delete 'configure))))
 169     (native-inputs
 170      `(("pkg-config" ,pkg-config)))
 171     (inputs
 172      `(("libbsd" ,libbsd)))
 173     (synopsis "Create and verify cryptographic signatures")
 174     (description "The signify utility creates and verifies cryptographic
 175 signatures using the elliptic curve Ed25519.  This is a Linux port of the
 176 OpenBSD tool of the same name.")
 177     ;; This package includes third-party code that was originally released under
 178     ;; various non-copyleft licenses. See the source files for clarification.
 179     (license (list license:bsd-3 license:bsd-4 license:expat license:isc
 180                    license:public-domain (license:non-copyleft
 181                                           "file://base64.c"
 182                                           "See base64.c in the distribution for
 183                                            the license from IBM.")))))
 184
 185 (define-public rust-minisign
 186   (package
 187     (name "rust-minisign")
 188     (version "0.5.20")
 189     (source
 190       (origin
 191         (method url-fetch)
 192         (uri (crate-uri "minisign" version))
 193         (file-name
 194          (string-append name "-" version ".tar.gz"))
 195         (sha256
 196          (base32
 197           "0xmcvh2snravghaar8igc6b9r3s1snnmf9qam9l3zyhm4987767y"))))
 198     (build-system cargo-build-system)
 199     (arguments
 200      `(#:cargo-inputs
 201        (("rust-getrandom" ,rust-getrandom-0.1)
 202         ("rust-rpassword" ,rust-rpassword-4)
 203         ("rust-scrypt" ,rust-scrypt-0.3))))
 204     (home-page "https://github.com/jedisct1/rust-minisign")
 205     (synopsis "Crate to sign files and verify signatures")
 206     (description
 207      "This package provides a crate to sign files and verify signatures.")
 208     (license license:expat)))
 209
 210 (define-public go-minisign
 211   (package
 212     (name "go-minisign")
 213     (version "0.1.0")
 214     (source
 215       (origin
 216         (method git-fetch)
 217         (uri (git-reference
 218                (url "https://github.com/jedisct1/go-minisign")
 219                (commit version)))
 220         (file-name (git-file-name name version))
 221         (sha256
 222          (base32
 223           "0wc0rk5m60yz52f0cncmbgq67yvb1rcx91gvzjg6jpc4mpw2db27"))
 224         (modules '((guix build utils)))
 225         (snippet
 226          '(begin (delete-file-recursively "vendor") #t))))
 227     (build-system go-build-system)
 228     (arguments
 229      '(#:import-path "github.com/jedisct1/go-minisign"))
 230     (propagated-inputs
 231      `(("go-golang-org-x-crypto" ,go-golang-org-x-crypto)))
 232     (home-page "https://github.com/jedisct1/go-minisign")
 233     (synopsis "Minisign verification library for Golang")
 234     (description "A Golang library to verify Minisign signatures.")
 235     (license license:expat)))
 236
 237 (define-public encfs
 238   (package
 239     (name "encfs")
 240     (version "1.9.5")
 241     (source
 242      (origin
 243        (method url-fetch)
 244        (uri
 245         (string-append "https://github.com/vgough/encfs/releases/download/v"
 246                        version "/encfs-" version ".tar.gz"))
 247        (sha256
 248         (base32
 249          "0qzxavvv20577bxvly8s7d3y7bqasqclc2mllp0ddfncjm9z02a7"))
 250        (modules '((guix build utils)))
 251        ;; Remove bundled dependencies in favour of proper inputs.
 252        (snippet '(begin
 253                    (for-each delete-file-recursively
 254                              '("vendor/github.com/leethomason/tinyxml2"
 255                                "vendor/github.com/google/googletest"))
 256                    #t))))
 257     (build-system cmake-build-system)
 258     (native-inputs
 259      `(("gettext" ,gettext-minimal)
 260
 261        ;; Test dependencies.
 262        ("expect" ,expect)
 263        ("googletest-source" ,(package-source googletest))
 264        ("perl" ,perl)))
 265     (inputs
 266      `(("attr" ,attr)
 267        ("fuse" ,fuse)
 268        ("openssl" ,openssl)
 269        ("tinyxml2" ,tinyxml2)))
 270     (arguments
 271      `(#:configure-flags (list "-DUSE_INTERNAL_TINYXML=OFF")
 272        #:phases
 273        (modify-phases %standard-phases
 274          (add-after 'unpack 'unpack-googletest
 275            (lambda* (#:key inputs #:allow-other-keys)
 276              (mkdir-p "vendor/github.com/google/googletest")
 277              (copy-recursively (assoc-ref inputs "googletest-source")
 278                                "vendor/github.com/google/googletest")
 279              #t))
 280          (add-before 'configure 'patch-CMakeLists.txt
 281            (lambda _
 282              ;; Prevent CMake from adding libc on the system include path.
 283              ;; Otherwise it will interfere with the libc used by GCC and
 284              ;; ultimately cause #include_next errors.
 285              (substitute* "CMakeLists.txt"
 286                (("include_directories \\(SYSTEM \\$\\{Intl_INCLUDE_DIRS\\}\\)")
 287                 ""))
 288              #t))
 289          (add-before 'check 'make-unittests
 290            (lambda _
 291              (invoke "make" "unittests"))))))
 292     (home-page "https://vgough.github.io/encfs")
 293     (synopsis "Encrypted virtual file system")
 294     (description
 295      "EncFS creates a virtual encrypted file system in user-space.  Each file
 296 created under an EncFS mount point is stored as a separate encrypted file on
 297 the underlying file system.  Like most encrypted file systems, EncFS is meant
 298 to provide security against off-line attacks, such as a drive falling into
 299 the wrong hands.")
 300     (license (list license:expat                  ; internal/easylogging++.h
 301                    license:lgpl3+                 ; encfs library
 302                    license:gpl3+))))              ; command-line tools
 303
 304 (define-public keyutils
 305   (package
 306     (name "keyutils")
 307     (version "1.6.1")
 308     (source
 309      (origin
 310        (method url-fetch)
 311        (uri
 312         (string-append "https://people.redhat.com/dhowells/keyutils/keyutils-"
 313                        version ".tar.bz2"))
 314        (sha256
 315         (base32 "1kk4pmyflgplkgxn2bzpc069ph9c9jdd9ikcsyd5pnaimqi5gcf8"))
 316        (modules '((guix build utils)))
 317        ;; Create relative symbolic links instead of absolute ones to /lib/*.
 318        (snippet '(begin
 319                    (substitute* "Makefile" (("\\$\\(LNS\\) \\$\\(LIBDIR\\)/")
 320                                             "$(LNS) "))
 321                    #t))))
 322     (build-system gnu-build-system)
 323     (arguments
 324      `(#:phases (modify-phases %standard-phases
 325                   (delete 'configure))          ; no configure script
 326        #:make-flags (list "CC=gcc"
 327                           "RPATH=-Wl,-rpath,$(DESTDIR)$(LIBDIR)"
 328                           (string-append "DESTDIR="
 329                                          (assoc-ref %outputs "out"))
 330                           "INCLUDEDIR=/include"
 331                           "LIBDIR=/lib"
 332                           "MANDIR=/share/man"
 333                           "SHAREDIR=/share/keyutils")
 334        #:test-target "test"))
 335     (inputs
 336      `(("mit-krb5" ,mit-krb5)))
 337     (home-page "https://people.redhat.com/dhowells/keyutils/")
 338     (synopsis "Linux key management utilities")
 339     (description
 340      "Keyutils is a set of utilities for managing the key retention facility in
 341 the Linux kernel, which can be used by file systems, block devices, and more to
 342 gain and retain the authorization and encryption keys required to perform
 343 secure operations. ")
 344     (license (list license:lgpl2.1+             ; the files keyutils.*
 345                    license:gpl2+))))            ; the rest
 346
 347 ;; There is no release candidate but commits point out a version number,
 348 ;; furthermore no tarball exists.
 349 (define-public eschalot
 350   (let ((commit "0bf31d88a11898c19b1ed25ddd2aff7b35dbac44")
 351         (revision "1"))
 352     (package
 353       (name "eschalot")
 354       (version (string-append "1.2.0-" revision "." (string-take commit 7)))
 355       (source
 356        (origin
 357          (method git-fetch)
 358          (uri (git-reference
 359                (url "https://github.com/schnabear/eschalot")
 360                (commit commit)))
 361          (file-name (string-append name "-" version))
 362          (sha256
 363           (base32
 364            "0lj38ldh8vzi11wp4ghw4k0fkwp0s04zv8k8d473p1snmbh7mx98"))))
 365       (inputs
 366        `(("openssl" ,openssl-1.0)))     ; for openssl/{bn,pem,rsa,sha}.h
 367       (build-system gnu-build-system)
 368       (arguments
 369        `(#:make-flags (list (string-append "CC=" ,(cc-for-target))
 370                             (string-append "PREFIX=" (assoc-ref %outputs "out"))
 371                             (string-append "INSTALL=" "install"))
 372          ;; XXX: make test would run a !VERY! long hashing of names with the use
 373          ;; of a wordlist, the amount of computing time this would waste on build
 374          ;; servers is in no relation to the size or importance of this small
 375          ;; application, therefore we run our own tests on eschalot and worgen.
 376          #:phases
 377          (modify-phases %standard-phases
 378            (delete 'configure)
 379            (replace 'check
 380              (lambda _
 381                (invoke "./worgen" "8-12" "top1000.txt" "3-10" "top400nouns.txt"
 382                        "3-6" "top150adjectives.txt" "3-6")
 383                (invoke "./eschalot" "-r" "^guix|^guixsd")
 384                (invoke "./eschalot" "-r" "^gnu|^free")
 385                (invoke "./eschalot" "-r" "^cyber|^hack")
 386                (invoke "./eschalot" "-r" "^troll")))
 387            ;; Make install can not create the bin dir, create it.
 388            (add-before 'install 'create-bin-dir
 389              (lambda* (#:key outputs #:allow-other-keys)
 390                (let* ((out (assoc-ref outputs "out"))
 391                       (bin (string-append out "/bin")))
 392                  (mkdir-p bin)
 393                  #t))))))
 394       (home-page "https://github.com/schnabear/eschalot")
 395       (synopsis "Tor hidden service name generator")
 396       (description
 397        "Eschalot is a tor hidden service name generator, it allows one to
 398 produce customized vanity .onion addresses using a brute-force method.  Searches
 399 for valid names can be run with regular expressions and wordlists.  For the
 400 generation of wordlists the included tool @code{worgen} can be used.  There is
 401 no man page, refer to the home page for usage details.")
 402       (license (list license:isc license:expat)))))
 403
 404 (define-public ssss
 405   (package
 406     (name "ssss")
 407     (version "0.5")
 408     (source (origin
 409               (method url-fetch)
 410               (uri (string-append "http://point-at-infinity.org/ssss/ssss-"
 411                                   version ".tar.gz"))
 412               (sha256
 413                (base32
 414                 "15grn2fp1x8p92kxkwbmsx8rz16g93y9grl3hfqbh1jn21ama5jx"))))
 415     (build-system gnu-build-system)
 416     (arguments
 417      `(#:tests? #f ; No test suite
 418        #:make-flags (list (string-append "PREFIX=" (assoc-ref %outputs "out"))
 419                           "CC=gcc")
 420        #:phases
 421        (modify-phases %standard-phases
 422          (delete 'configure) ; no configuration to be done
 423          (replace 'install
 424            (lambda* (#:key outputs #:allow-other-keys)
 425              (let* ((outdir (assoc-ref outputs "out"))
 426                     (bindir (string-append outdir "/bin"))
 427                     (docdir (string-append outdir
 428                                            "/share/doc/ssss-"
 429                                            ,version)))
 430                (install-file "ssss-combine" bindir)
 431                (install-file "ssss-split" bindir)
 432                (install-file "ssss.1" docdir)
 433                (install-file "ssss.1.html" docdir)
 434                #t))))))
 435     (inputs
 436      `(("gmp" ,gmp)))
 437     (native-inputs
 438      `(("xmltoman" ,xmltoman)))
 439     (home-page "http://point-at-infinity.org/ssss/")
 440     (synopsis "Shamir's secret sharing scheme implementation")
 441     (description "@command{ssss-split} and @command{ssss-combine} are utilities that split
 442 and combine secrets securely using Shamir's secret sharing scheme.  This implementation
 443 allows for a threshold scheme where the minimum number of shares can be less than the
 444 total number of shares generated.")
 445     (license license:gpl2+)))
 446
 447 (define-public tomb
 448   (package
 449     (name "tomb")
 450     (version "2.9")
 451     (source (origin
 452               (method url-fetch)
 453               (uri (string-append "https://files.dyne.org/tomb/releases/"
 454                                   "Tomb-" version ".tar.gz"))
 455               (sha256
 456                (base32
 457                 "136nfnpaz29hngwwnzrmc858gpnvnb977gf4ldbpapw1h1k3r8mk"))))
 458     (build-system gnu-build-system)
 459     (native-inputs `(("sudo" ,sudo)))   ;presence needed for 'check' phase
 460     (inputs
 461      `(("zsh" ,zsh)
 462        ("gnupg" ,gnupg)
 463        ("cryptsetup" ,cryptsetup)
 464        ("e2fsprogs" ,e2fsprogs)         ;for mkfs.ext4
 465        ("gettext" ,gettext-minimal)     ;used at runtime
 466        ("lsof" ,lsof)
 467        ("mlocate" ,mlocate)
 468        ("pinentry" ,pinentry)
 469        ("qrencode" ,qrencode)
 470        ("steghide" ,steghide)
 471        ("util-linux" ,util-linux)))
 472     (arguments
 473      `(#:make-flags (list (string-append "PREFIX=" (assoc-ref %outputs "out")))
 474        ;; The "sudo" input is needed only to satisfy dependency checks in the
 475        ;; 'check' phase.  The "sudo" used at runtime should come from the
 476        ;; system's setuid-programs, so ensure no reference is kept.
 477        #:disallowed-references (,sudo)
 478        ;; TODO: Build and install gtk and qt trays
 479        #:phases
 480        (modify-phases %standard-phases
 481          (delete 'configure)            ;no configuration to be done
 482          (add-after 'install 'i18n
 483            (lambda* (#:key make-flags #:allow-other-keys)
 484              (apply invoke "make" "-C" "extras/translations"
 485                     "install" make-flags)
 486              #t))
 487          (add-after 'install 'wrap
 488            (lambda* (#:key inputs outputs #:allow-other-keys)
 489              (let ((out (assoc-ref outputs "out")))
 490                (wrap-program (string-append out "/bin/tomb")
 491                  `("PATH" ":" prefix
 492                    (,(string-append (assoc-ref inputs "mlocate") "/bin")
 493                     ,@(map (lambda (program)
 494                              (or (and=> (which program) dirname)
 495                                  (error "program not found:" program)))
 496                            '("seq" "mkfs.ext4" "pinentry"
 497                              "gpg" "cryptsetup" "gettext" "lsof"
 498                              "qrencode" "steghide" "findmnt" "getent")))))
 499                #t)))
 500          (delete 'check)
 501          (add-after 'wrap 'check
 502            (lambda* (#:key outputs #:allow-other-keys)
 503              ;; Running the full tests requires sudo/root access for
 504              ;; cryptsetup, which is not available in the build environment.
 505              ;; But we can run `tomb dig` without root, so make sure that
 506              ;; works.  TODO: It Would Be Nice to check the expected "index",
 507              ;; "search", "bury", and "exhume" features are available by
 508              ;; querying `tomb -h`.
 509              (let ((tomb (string-append (assoc-ref outputs "out")
 510                                         "/bin/tomb")))
 511                (invoke tomb "dig" "-s" "10" "secrets.tomb")
 512                #t))))))
 513     (home-page "https://www.dyne.org/software/tomb")
 514     (synopsis "File encryption for secret data")
 515     (description
 516      "Tomb is an application to manage the creation and access of encrypted
 517 storage files: it can be operated from commandline and it can integrate with a
 518 user's graphical desktop.")
 519     (license license:gpl3+)))
 520
 521 (define-public scrypt
 522   (package
 523     (name "scrypt")
 524     (version "1.3.1")
 525     (source
 526       (origin
 527         (method url-fetch)
 528         (uri (string-append "https://www.tarsnap.com/scrypt/scrypt-"
 529                             version ".tgz"))
 530         (sha256
 531          (base32
 532           "1hnl0r6pmyxiy4dmafmqk1db7wpc0x9rqpzqcwr9d2cmghcj6byz"))))
 533     (build-system gnu-build-system)
 534     (arguments
 535      `(#:license-file-regexp "COPYRIGHT"
 536        #:phases (modify-phases %standard-phases
 537         (add-after 'unpack 'patch-$PATH-assumptions
 538           (lambda _
 539             (substitute* "configure"
 540               (("\\{POSIX_PATH\\}")
 541                "{PATH}"))
 542             (substitute* "Makefile.in"
 543               (("command -p") ""))
 544             #t))
 545         (add-after 'install 'install-docs
 546           (lambda* (#:key outputs #:allow-other-keys)
 547             (let* ((out (assoc-ref %outputs "out"))
 548                    (doc (string-append out "/share/doc/" ,name "-" ,version)))
 549               (install-file "FORMAT" doc)
 550               #t))))))
 551     (inputs
 552      `(("openssl" ,openssl)))
 553     (home-page "https://www.tarsnap.com/scrypt.html")
 554     (synopsis "Memory-hard encryption tool based on scrypt")
 555     (description "This package provides a simple password-based encryption
 556 utility as a demonstration of the @code{scrypt} key derivation function.
 557 @code{Scrypt} is designed to be far more resistant against hardware brute-force
 558 attacks than alternative functions such as @code{PBKDF2} or @code{bcrypt}.")
 559     (license license:bsd-2)))
 560
 561 (define-public libscrypt
 562   (package
 563     (name "libscrypt")
 564     (version "1.21")
 565     (source
 566      (origin
 567        (method git-fetch)
 568        (uri (git-reference
 569              (url "https://github.com/technion/libscrypt")
 570              (commit (string-append "v" version))))
 571        (file-name (git-file-name name version))
 572        (sha256
 573         (base32
 574          "1d76ys6cp7fi4ng1w3mz2l0p9dbr7ljbk33dcywyimzjz8bahdng"))))
 575     (build-system gnu-build-system)
 576     (outputs (list "out" "static"))
 577     (arguments
 578      `(#:make-flags (list (string-append "PREFIX=" %output)
 579                           "CC=gcc")
 580        #:phases
 581        (modify-phases %standard-phases
 582          (delete 'configure)            ; no configure script
 583          (add-after 'install 'install:static
 584            (lambda* (#:key outputs #:allow-other-keys)
 585              (let* ((out (assoc-ref outputs "out"))
 586                     (lib (string-append out "/lib")))
 587                (install-file "libscrypt.a" lib)
 588                #t))))))
 589     (home-page "https://lolware.net/libscrypt.html")
 590     (synopsis "Password hashing library")
 591     (description "@code{libscrypt} implements @code{scrypt} key derivation
 592 function.  It is designed to be far more secure against hardware brute-force
 593 attacks than alternative functions such as @code{PBKDF2} or @code{bcrypt}.")
 594     (license license:bsd-3)))
 595
 596 (define-public perl-math-random-isaac-xs
 597   (package
 598     (name "perl-math-random-isaac-xs")
 599     (version "1.004")
 600     (source
 601      (origin
 602        (method url-fetch)
 603        (uri (string-append "mirror://cpan/authors/id/J/JA/JAWNSY/"
 604                            "Math-Random-ISAAC-XS-" version ".tar.gz"))
 605        (sha256
 606         (base32
 607          "0yxqqcqvj51fn7b7j5xqhz65v74arzgainn66c6k7inijbmr1xws"))))
 608     (build-system perl-build-system)
 609     (native-inputs
 610      `(("perl-module-build" ,perl-module-build)
 611        ("perl-test-nowarnings" ,perl-test-nowarnings)))
 612     (home-page "https://metacpan.org/release/Math-Random-ISAAC-XS")
 613     (synopsis "C implementation of the ISAAC PRNG algorithm")
 614     (description "ISAAC (Indirection, Shift, Accumulate, Add, and Count) is a
 615 fast pseudo-random number generator.  It is suitable for applications where a
 616 significant amount of random data needs to be produced quickly, such as
 617 solving using the Monte Carlo method or for games.  The results are uniformly
 618 distributed, unbiased, and unpredictable unless you know the seed.
 619
 620 This package implements the same interface as @code{Math::Random::ISAAC}.")
 621     (license license:public-domain)))
 622
 623 (define-public perl-math-random-isaac
 624   (package
 625     (name "perl-math-random-isaac")
 626     (version "1.004")
 627     (source
 628      (origin
 629        (method url-fetch)
 630        (uri (string-append "mirror://cpan/authors/id/J/JA/JAWNSY/"
 631                            "Math-Random-ISAAC-" version ".tar.gz"))
 632        (sha256
 633         (base32
 634          "0z1b3xbb3xz71h25fg6jgsccra7migq7s0vawx2rfzi0pwpz0wr7"))))
 635     (build-system perl-build-system)
 636     (native-inputs
 637      `(("perl-test-nowarnings" ,perl-test-nowarnings)))
 638     (propagated-inputs
 639      `(("perl-math-random-isaac-xs" ,perl-math-random-isaac-xs)))
 640     (home-page "https://metacpan.org/release/Math-Random-ISAAC")
 641     (synopsis "Perl interface to the ISAAC PRNG algorithm")
 642     (description "ISAAC (Indirection, Shift, Accumulate, Add, and Count) is a
 643 fast pseudo-random number generator.  It is suitable for applications where a
 644 significant amount of random data needs to be produced quickly, such as
 645 solving using the Monte Carlo method or for games.  The results are uniformly
 646 distributed, unbiased, and unpredictable unless you know the seed.
 647
 648 This package provides a Perl interface to the ISAAC pseudo random number
 649 generator.")
 650     (license license:public-domain)))
 651
 652 (define-public perl-crypt-random-source
 653   (package
 654     (name "perl-crypt-random-source")
 655     (version "0.14")
 656     (source
 657      (origin
 658        (method url-fetch)
 659        (uri (string-append "mirror://cpan/authors/id/E/ET/ETHER/"
 660                            "Crypt-Random-Source-" version ".tar.gz"))
 661        (sha256
 662         (base32 "1rpdds3sy5l1fhngnkrsgwsmwd54wpicx3i9ds69blcskwkcwkpc"))))
 663     (build-system perl-build-system)
 664     (native-inputs
 665      `(("perl-module-build-tiny" ,perl-module-build-tiny)
 666        ("perl-test-fatal" ,perl-test-fatal)))
 667     (propagated-inputs
 668      `(("perl-capture-tiny" ,perl-capture-tiny)
 669        ("perl-module-find" ,perl-module-find)
 670        ("perl-module-runtime" ,perl-module-runtime)
 671        ("perl-moo" ,perl-moo)
 672        ("perl-namespace-clean" ,perl-namespace-clean)
 673        ("perl-sub-exporter" ,perl-sub-exporter)
 674        ("perl-type-tiny" ,perl-type-tiny)))
 675     (home-page "https://metacpan.org/release/Crypt-Random-Source")
 676     (synopsis "Get weak or strong random data from pluggable sources")
 677     (description "This module provides implementations for a number of
 678 byte-oriented sources of random data.")
 679     (license license:perl-license)))
 680
 681 (define-public perl-math-random-secure
 682   (package
 683     (name "perl-math-random-secure")
 684     (version "0.080001")
 685     (source
 686      (origin
 687        (method url-fetch)
 688        (uri (string-append "mirror://cpan/authors/id/F/FR/FREW/"
 689                            "Math-Random-Secure-" version ".tar.gz"))
 690        (sha256
 691         (base32
 692          "0dgbf4ncll4kmgkyb9fsaxn0vf2smc9dmwqzgh3259zc2zla995z"))))
 693     (build-system perl-build-system)
 694     (native-inputs
 695      `(("perl-list-moreutils" ,perl-list-moreutils)
 696        ("perl-test-leaktrace" ,perl-test-leaktrace)
 697        ("perl-test-sharedfork" ,perl-test-sharedfork)
 698        ("perl-test-warn" ,perl-test-warn)))
 699     (inputs
 700      `(("perl-crypt-random-source" ,perl-crypt-random-source)
 701        ("perl-math-random-isaac" ,perl-math-random-isaac)
 702        ("perl-math-random-isaac-xs" ,perl-math-random-isaac-xs)
 703        ("perl-moo" ,perl-moo)))
 704     (home-page "https://metacpan.org/release/Math-Random-Secure")
 705     (synopsis "Cryptographically secure replacement for rand()")
 706     (description "This module is intended to provide a
 707 cryptographically-secure replacement for Perl's built-in @code{rand} function.
 708 \"Crytographically secure\", in this case, means:
 709
 710 @enumerate
 711 @item No matter how many numbers you see generated by the random number
 712 generator, you cannot guess the future numbers, and you cannot guess the seed.
 713 @item There are so many possible seeds that it would take decades, centuries,
 714 or millennia for an attacker to try them all.
 715 @item The seed comes from a source that generates relatively strong random
 716 data on your platform, so the seed itself will be as random as possible.
 717 @end enumerate\n")
 718     (license license:artistic2.0)))
 719
 720 (define-public crypto++
 721   (package
 722     (name "crypto++")
 723     (version "8.4.0")
 724     (source (origin
 725               (method url-fetch/zipbomb)
 726               (uri (string-append "https://cryptopp.com/cryptopp"
 727                                   (string-join (string-split version #\.) "")
 728                                   ".zip"))
 729               (sha256
 730                (base32
 731                 "16kvfm11xv7j9a3yykzysjgw38a9b7lnc5n5x5h82g395k6ybxf0"))))
 732     (build-system gnu-build-system)
 733     (arguments
 734      `(#:make-flags
 735        (list (string-append "PREFIX=" (assoc-ref %outputs "out"))
 736              ;; Override "/sbin/ldconfig" with simply "echo" since
 737              ;; we don't need ldconfig(8).
 738              "LDCONF=echo")
 739        #:phases
 740        (modify-phases %standard-phases
 741          (add-after 'unpack 'disable-native-optimisation
 742            ;; This package installs more than just headers.  Ensure that the
 743            ;; cryptest.exe binary & static library aren't CPU model specific.
 744            (lambda _
 745              (substitute* "GNUmakefile"
 746                ((" -march=native") ""))
 747              #t))
 748          (delete 'configure)
 749          (replace 'build
 750            ;; By default, only the static library is built.
 751            (lambda* (#:key (make-flags '()) #:allow-other-keys)
 752              (apply invoke "make" "shared"
 753                     "-j" (number->string (parallel-job-count))
 754                     make-flags)))
 755          (add-after 'install 'install-shared-library-links
 756            ;; By default, only .so and .so.x.y.z are installed.
 757            ;; Create all the ‘intermediates’ expected by dependent packages.
 758            (lambda* (#:key outputs #:allow-other-keys)
 759              (let* ((out (assoc-ref outputs "out"))
 760                     (lib (string-append out "/lib"))
 761                     (prefix "libcryptopp.so.")
 762                     (target (string-append prefix ,version)))
 763                (with-directory-excursion lib
 764                  (symlink target
 765                           (string-append prefix ,(version-major+minor version)))
 766                  (symlink target
 767                           (string-append prefix ,(version-major version)))
 768                  #t))))
 769          (add-after 'install 'install-pkg-config
 770            (lambda* (#:key outputs #:allow-other-keys)
 771              (let* ((out (assoc-ref outputs "out"))
 772                     (pkg-dir (string-append out "/lib/pkgconfig")))
 773                (mkdir-p pkg-dir)
 774                (with-output-to-file (string-append pkg-dir "/libcrypto++.pc")
 775                  (lambda _
 776                    (display
 777                     (string-append
 778                      "prefix=" out "\n"
 779                      "libdir=" out "/lib\n"
 780                      "includedir=" out "/include\n\n"
 781                      "Name: libcrypto++-" ,version "\n"
 782                      "Description: Class library of cryptographic schemes\n"
 783                      "Version: " ,version "\n"
 784                      "Libs: -L${libdir} -lcryptopp\n"
 785                      "Cflags: -I${includedir}\n"))
 786                    #t))))))))
 787     (native-inputs
 788      `(("unzip" ,unzip)))
 789     (home-page "https://cryptopp.com/")
 790     (synopsis "C++ class library of cryptographic schemes")
 791     (description "Crypto++ is a C++ class library of cryptographic schemes.")
 792     ;; The compilation is distributed under the Boost license; the individual
 793     ;; files in the compilation are in the public domain.
 794     (license (list license:boost1.0 license:public-domain))))
 795
 796 (define-public libb2
 797   (package
 798     (name "libb2")
 799     (version "0.98.1")
 800     (source (origin
 801               (method url-fetch)
 802               (uri (string-append
 803                     "https://github.com/BLAKE2/libb2/releases/download/v"
 804                     version "/libb2-" version ".tar.gz"))
 805               (sha256
 806                (base32
 807                 "0bn7yrzdixdvzm46shbhpkqbr6zyqyxiqn7a7x54ag3mrvfnyqjk"))))
 808     (build-system gnu-build-system)
 809     (arguments
 810      `(#:configure-flags
 811        (list
 812         ,@(if (any (cute string-prefix? <> (or (%current-system)
 813                                                (%current-target-system)))
 814                    '("x86_64" "i686"))
 815               ;; fat only checks for Intel optimisations
 816               '("--enable-fat")
 817               '())
 818         "--disable-native")))           ;don't optimise at build time
 819     (home-page "https://blake2.net/")
 820     (synopsis "Library implementing the BLAKE2 family of hash functions")
 821     (description
 822      "libb2 is a portable implementation of the BLAKE2 family of cryptographic
 823 hash functions.  It includes optimised implementations for IA-32 and AMD64
 824 processors, and an interface layer that automatically selects the best
 825 implementation for the processor it is run on.
 826
 827 @dfn{BLAKE2} (RFC 7693) is a family of high-speed cryptographic hash functions
 828 that are faster than MD5, SHA-1, SHA-2, and SHA-3, yet are at least as secure
 829 as the latest standard, SHA-3.  It is an improved version of the SHA-3 finalist
 830 BLAKE.")
 831     (license license:public-domain)))
 832
 833 (define-public rhash
 834   (package
 835     (name "rhash")
 836     (version "1.3.9")
 837     (source
 838      (origin
 839        (method url-fetch)
 840        (uri (string-append "mirror://sourceforge/rhash/rhash/" version
 841                            "/rhash-" version "-src.tar.gz"))
 842        (file-name (string-append "rhash-" version ".tar.gz"))
 843        (sha256
 844         (base32
 845          "1xn9fqa6rlnhsbgami45g82dlw9i1skg2sri3ydiinwak5ph1ca2"))))
 846     (build-system gnu-build-system)
 847     (arguments
 848      `(#:configure-flags
 849        (list (string-append "--prefix=" (assoc-ref %outputs "out"))
 850              ,@(let ((target (%current-target-system)))
 851                  (if target
 852                      `((string-append "--target=" ,target)
 853                        (string-append "--cc="
 854                                       (assoc-ref %build-inputs "cross-gcc")
 855                                       "/bin/" ,target "-gcc"))
 856                      '())))
 857        #:make-flags
 858        ;; The binaries in /bin need some help finding librhash.so.0.
 859        (list (string-append "LDFLAGS=-Wl,-rpath=" %output "/lib"))
 860        #:test-target "test"             ; ‘make check’ just checks the sources
 861        #:phases
 862        (modify-phases %standard-phases
 863          (replace 'configure
 864            ;; ./configure is not GNU autotools' and doesn't gracefully handle
 865            ;; unrecognized options, so we must call it manually.
 866            (lambda* (#:key configure-flags #:allow-other-keys)
 867              (apply invoke "./configure" configure-flags)))
 868          (add-before 'check 'patch-/bin/sh
 869            (lambda _
 870              (substitute* "Makefile"
 871                (("/bin/sh") (which "sh")))
 872              #t))
 873          (add-after 'install 'install-library-extras
 874            (lambda* (#:key make-flags #:allow-other-keys)
 875              (apply invoke
 876                     "make" "-C" "librhash"
 877                     "install-lib-headers" "install-so-link"
 878                     make-flags))))))
 879     (home-page "https://sourceforge.net/projects/rhash/")
 880     (synopsis "Utility for computing hash sums")
 881     (description "RHash is a console utility for calculation and verification
 882 of magnet links and a wide range of hash sums like CRC32, MD4, MD5, SHA1,
 883 SHA256, SHA512, SHA3, AICH, ED2K, Tiger, DC++ TTH, BitTorrent BTIH, GOST R
 884 34.11-94, RIPEMD-160, HAS-160, EDON-R, Whirlpool and Snefru.")
 885     (license (license:non-copyleft "file://COPYING"))))
 886
 887 (define-public botan
 888   (package
 889     (name "botan")
 890     (version "2.12.1")
 891     (source (origin
 892               (method url-fetch)
 893               (uri (string-append "https://botan.randombit.net/releases/"
 894                                   "Botan-" version ".tar.xz"))
 895               (sha256
 896                (base32
 897                 "1ada3ga7b0z4m0vjmxlvfi4nsic2l8kjcy85jwss3z2i58a5y0vy"))))
 898     (build-system gnu-build-system)
 899     (arguments
 900      '(#:phases
 901        (modify-phases %standard-phases
 902          (replace 'configure
 903            (lambda* (#:key inputs outputs #:allow-other-keys)
 904              (let* ((out (assoc-ref %outputs "out"))
 905                     (lib (string-append out "/lib")))
 906                ;; Upstream tests and benchmarks with -O3.
 907                (setenv "CXXFLAGS" "-O3")
 908                (invoke "python" "./configure.py"
 909                        (string-append "--prefix=" out)
 910                        ;; Otherwise, the `botan` executable cannot find
 911                        ;; libbotan.
 912                        (string-append "--ldflags=-Wl,-rpath=" lib)
 913
 914                        "--with-os-feature=getentropy"
 915                        "--with-rst2man"
 916
 917                        ;; Recommended by upstream
 918                        "--with-zlib" "--with-bzip2" "--with-sqlite3"))))
 919          (replace 'check
 920            (lambda _ (invoke "./botan-test"))))))
 921     (native-inputs
 922      `(("python" ,python-wrapper)
 923        ("python-docutils" ,python-docutils)))
 924     (inputs
 925      `(("sqlite" ,sqlite)
 926        ("bzip2" ,bzip2)
 927        ("zlib" ,zlib)))
 928     (synopsis "Cryptographic library in C++11")
 929     (description "Botan is a cryptography library, written in C++11, offering
 930 the tools necessary to implement a range of practical systems, such as TLS/DTLS,
 931 PKIX certificate handling, PKCS#11 and TPM hardware support, password hashing,
 932 and post-quantum crypto schemes.  In addition to the C++, botan has a C89 API
 933 specifically designed to be easy to call from other languages.  A Python binding
 934 using ctypes is included, and several other language bindings are available.")
 935     (home-page "https://botan.randombit.net")
 936     (license license:bsd-2)))
 937
 938 (define-public ccrypt
 939   (package
 940     (name "ccrypt")
 941     (version "1.11")
 942     (source (origin
 943               (method url-fetch)
 944               (uri (string-append "mirror://sourceforge/ccrypt/"
 945                                   version "/ccrypt-" version ".tar.gz"))
 946               (sha256
 947                (base32
 948                 "0kx4a5mhmp73ljknl2lcccmw9z3f5y8lqw0ghaymzvln1984g75i"))))
 949     (build-system gnu-build-system)
 950     (home-page "http://ccrypt.sourceforge.net")
 951     (synopsis "Command-line utility for encrypting and decrypting files and streams")
 952     (description "@command{ccrypt} is a utility for encrypting and decrypting
 953 files and streams.  It was designed as a replacement for the standard unix
 954 @command{crypt} utility, which is notorious for using a very weak encryption
 955 algorithm.  @command{ccrypt} is based on the Rijndael block cipher, a version of
 956 which is also used in the Advanced Encryption Standard (AES, see
 957 @url{http://www.nist.gov/aes}).  This cipher is believed to provide very strong
 958 security.")
 959     (license license:gpl2)))
 960
 961 (define-public asignify
 962   (let ((commit "f58e7977a599f040797975d649ed318e25cbd2d5")
 963         (revision "0"))
 964     (package
 965       (name "asignify")
 966       (version (git-version "1.1" revision commit))
 967       (source (origin
 968                 (method git-fetch)
 969                 (uri (git-reference
 970                        (url "https://github.com/vstakhov/asignify")
 971                        (commit commit)))
 972                 (file-name (git-file-name name version))
 973                 (sha256
 974                  (base32
 975                   "1zl68qq6js6fdahxzyhvhrpyrwlv8c2zhdplycnfxyr1ckkhq8dw"))))
 976       (build-system gnu-build-system)
 977       (arguments
 978        `(#:configure-flags
 979          (list "--enable-openssl"
 980                (string-append "--with-openssl="
 981                               (assoc-ref %build-inputs "openssl")))))
 982       (native-inputs
 983        `(("autoconf" ,autoconf)
 984          ("automake" ,automake)
 985          ("libtool" ,libtool)))
 986       (inputs
 987        `(("openssl" ,openssl)))
 988       (home-page "https://github.com/vstakhov/asignify")
 989       (synopsis "Cryptographic authentication and encryption tool and library")
 990       (description "Asignify offers public cryptographic signatures and
 991 encryption with a library or a command-line tool.  The tool is heavily inspired
 992 by signify as used in OpenBSD.  The main goal of this project is to define a
 993 high level API for signing files, validating signatures and encrypting using
 994 public-key cryptography.  Asignify is designed to be portable and self-contained
 995 with zero external dependencies.  Asignify can verify OpenBSD signatures, but it
 996 cannot sign messages in OpenBSD format yet.")
 997       (license license:bsd-2))))
 998
 999 (define-public enchive
1000   (package
1001     (name "enchive")
1002     (version "3.5")
1003     (source (origin
1004                 (method git-fetch)
1005                 (uri (git-reference
1006                       (url "https://github.com/skeeto/enchive")
1007                       (commit version)))
1008                 (sha256
1009                  (base32
1010                   "0fdrfc5l42lj2bvmv9dmkmhmm7qiszwk7cmdvnqad3fs7652g0qa"))
1011                 (file-name (git-file-name name version))))
1012     (build-system gnu-build-system)
1013     (arguments
1014      '(#:tests? #f                      ; no check target         '
1015        #:make-flags (list "CC=gcc" "PREFIX=$(out)")
1016        #:phases (modify-phases %standard-phases
1017                   (delete 'configure)
1018                   (add-after 'install 'post-install
1019                     (lambda _
1020                       (let* ((out (assoc-ref %outputs "out"))
1021                              (lisp (string-append out "/share/emacs/site-lisp")))
1022                         (install-file "enchive-mode.el" lisp)
1023                         #t))))))
1024     (synopsis "Encrypted personal archives")
1025     (description
1026      "Enchive is a tool to encrypt files to yourself for long-term
1027 archival.  It's a focused, simple alternative to more complex solutions such as
1028 GnuPG or encrypted filesystems.  Enchive has no external dependencies and is
1029 trivial to build for local use.  Portability is emphasized over performance.")
1030     (home-page "https://github.com/skeeto/enchive")
1031     (license license:unlicense)))
1032
1033 (define-public libsecp256k1
1034   (let ((commit "dbd41db16a0e91b2566820898a3ab2d7dad4fe00"))
1035     (package
1036       (name "libsecp256k1")
1037       (version (git-version "20200615" "1" commit))
1038       (source (origin
1039                 (method git-fetch)
1040                 (uri (git-reference
1041                       (url "https://github.com/bitcoin-core/secp256k1")
1042                       (commit commit)))
1043                 (sha256
1044                  (base32
1045                   "1fcpnksq5cqwqzshn5f0lq94b73p3frwbp04hgmmbnrndpqg6mpy"))
1046                 (file-name (git-file-name name version))))
1047       (build-system gnu-build-system)
1048       (arguments
1049        '(#:configure-flags '("--enable-module-recovery"
1050                              "--enable-experimental"
1051                              "--enable-module-ecdh"
1052                              "--enable-shared")))
1053       (native-inputs
1054        `(("autoconf" ,autoconf)
1055          ("automake" ,automake)
1056          ("libtool" ,libtool)))
1057       ;; WARNING: This package might need additional configure flags to run properly.
1058       ;; See https://git.archlinux.org/svntogit/community.git/tree/trunk/PKGBUILD?h=packages/libsecp256k1.
1059       (synopsis "C library for EC operations on curve secp256k1")
1060       (description
1061        "Optimized C library for EC operations on curve secp256k1.
1062
1063 This library is a work in progress and is being used to research best
1064 practices.  Use at your own risk.
1065
1066 Features:
1067
1068 @itemize
1069 @item secp256k1 ECDSA signing/verification and key generation.
1070 @item Adding/multiplying private/public keys.
1071 @item Serialization/parsing of private keys, public keys, signatures.
1072 @item Constant time, constant memory access signing and pubkey generation.
1073 @item Derandomized DSA (via RFC6979 or with a caller provided function.)
1074 @item Very efficient implementation.
1075 @end itemize\n")
1076       (home-page "https://github.com/bitcoin-core/secp256k1")
1077       (license license:unlicense))))
1078
1079 (define-public libsecp256k1-bitcoin-cash
1080   (package
1081     (name "libsecp256k1-bitcoin-cash")
1082     (version "0.22.1")
1083     (source
1084      (origin
1085        (method git-fetch)
1086        (uri (git-reference
1087              (url "https://github.com/Bitcoin-ABC/secp256k1")
1088              (commit (string-append "v" version))))
1089        (file-name (git-file-name name version))
1090        (sha256
1091         (base32 "1rnif3iny6pz1r3g69bagzr342mm3x0v66b60csnmm1rg44bd5v1"))))
1092     (build-system gnu-build-system)
1093     (native-inputs
1094      `(("autoconf" ,autoconf)
1095        ("automake" ,automake)
1096        ("libtool" ,libtool)))
1097     (arguments
1098      '(#:configure-flags '("--enable-module-recovery"
1099                            "--enable-experimental"
1100                            "--enable-module-ecdh"
1101                            "--disable-jni"
1102                            "--with-bignum=no"
1103                            "--enable-module-schnorr"
1104                            "--disable-static"
1105                            "--enable-shared")))
1106     (synopsis "Optimized C library for EC operations on curve secp256k1")
1107     (description
1108      "Optimized C library for cryptographic operations on curve secp256k1.
1109
1110 This library is used for consensus critical cryptographic operations on the
1111 Bitcoin Cash network.
1112
1113 Features:
1114
1115 @itemize
1116 @item secp256k1 ECDSA signing/verification and key generation.
1117 @item secp256k1 Schnorr signing/verification (Bitcoin Cash Schnorr variant).
1118 @item Additive and multiplicative tweaking of secret/public keys.
1119 @item Serialization/parsing of secret keys, public keys, signatures.
1120 @item Constant time, constant memory access signing and pubkey generation.
1121 @item Derandomized ECDSA (via RFC6979 or with a caller provided function).
1122 @item Very efficient implementation.
1123 @item Suitable for embedded systems.
1124 @item Optional module for public key recovery.
1125 @item Optional module for ECDH key exchange (experimental).
1126 @item Optional module for multiset hash (experimental).
1127 @end itemize\n")
1128     (home-page "https://github.com/Bitcoin-ABC/secp256k1")
1129     (license license:expat)))
1130
1131 (define-public stoken
1132   (package
1133     (name "stoken")
1134     (version "0.92")
1135     (source (origin
1136               (method url-fetch)
1137               (uri (string-append "mirror://sourceforge/stoken/"
1138                                   "stoken-" version ".tar.gz"))
1139               (sha256
1140                (base32
1141                 "0npgr6y85gzwksy8jkwa4yzvqwjprwnplx3yiw3ayk4f0ldlhaxa"))))
1142     (build-system gnu-build-system)
1143     (native-inputs
1144      `(("pkg-config" ,pkg-config)))
1145     (inputs
1146      `(("nettle" ,nettle)
1147        ("libxml2" ,libxml2)))
1148     (home-page "http://stoken.sf.net")
1149     (synopsis "Software Token for cryptographic authentication")
1150     (description
1151      "@code{stoken} is a token code generator compatible with RSA SecurID
1152 128-bit (AES) tokens.  This package contains a standalone command-line program
1153 that allows for importing token seeds, generating token codes, and various
1154 utility/testing functions.")
1155     (license license:lgpl2.1+)))
1156
1157 (define-public hpenc
1158   (package
1159     (name "hpenc")
1160     (version "3.0")
1161     (source (origin
1162               (method git-fetch)
1163               (uri (git-reference
1164                      (url "https://github.com/vstakhov/hpenc")
1165                      (commit version)))
1166               (file-name (git-file-name name version))
1167               (sha256
1168                (base32
1169                 "1fb5yi3d2k8kd4zm7liiqagpz610y168xrr1cvn7cbq314jm2my1"))))
1170     (build-system gnu-build-system)
1171     (arguments
1172      `(#:tests? #f ; No test suite
1173        #:make-flags
1174        (list (string-append "PREFIX=" (assoc-ref %outputs "out"))
1175              ;; Build the program and the docs.
1176              "SUBDIRS=src doc")
1177        #:phases
1178        (modify-phases %standard-phases
1179          (delete 'configure) ; No ./configure script
1180          (add-after 'unpack 'patch-path
1181            (lambda _
1182              (substitute* '("src/Makefile" "doc/Makefile")
1183                (("/usr/bin/install")
1184                 "install"))))
1185          (add-before 'install 'make-output-directories
1186            (lambda* (#:key outputs #:allow-other-keys)
1187              (let* ((out (assoc-ref outputs "out"))
1188                     (bin (string-append out "/bin"))
1189                     (man1 (string-append out "/share/man/man1")))
1190                (mkdir-p bin)
1191                (mkdir-p man1)
1192                #t))))))
1193     (inputs
1194      `(("libsodium" ,libsodium)
1195        ("openssl" ,openssl)))
1196     (synopsis "High-performance command-line tool for stream encryption")
1197     (description "Hpenc is a command-line tool for performing authenticated
1198 encryption (AES-GCM and ChaCha20-Poly1305) of streaming data.  It does not
1199 perform an asymmetric key exchange, instead requiring the user to distribute
1200 pre-shared keys out of band.  It is designed to handle large amounts of data
1201 quickly by using all your CPU cores and hardware acceleration.")
1202     (home-page "https://github.com/vstakhov/hpenc")
1203     (license license:bsd-3)))
1204
1205 (define-public minisign
1206   (package
1207     (name "minisign")
1208     (version "0.9")
1209     (source
1210      (origin
1211        (method url-fetch)
1212        (uri
1213         (string-append "https://github.com/jedisct1/minisign/releases/download/"
1214                        version "/minisign-" version ".tar.gz"))
1215        (sha256
1216         (base32 "1h9cfvvm6lqq33b2wdar1x3w4k7zyrscavllyb0l5dmcdabq60r2"))))
1217     (build-system cmake-build-system)
1218     (arguments
1219      ; No test suite
1220      `(#:tests? #f))
1221     (native-inputs
1222      `(("pkg-config" ,pkg-config)))
1223     (inputs
1224      `(("libsodium" ,libsodium)))
1225     (home-page "https://jedisct1.github.io/minisign")
1226     (synopsis "Tool to sign files and verify signatures")
1227     (description
1228      "Minisign is a dead simple tool to sign files and verify signatures.  It is
1229 portable, lightweight, and uses the highly secure Ed25519 public-key signature
1230 system.  Signature written by minisign can be verified using OpenBSD's
1231 signify tool: public key files and signature files are compatible.  However,
1232 minisign uses a slightly different format to store secret keys.  Minisign
1233 signatures include trusted comments in addition to untrusted comments.
1234 Trusted comments are signed, thus verified, before being displayed.")
1235     (license license:isc)))
1236
1237 (define-public libolm
1238   (package
1239     (name "libolm")
1240     (version "3.2.2")
1241     (source (origin
1242               (method git-fetch)
1243               (uri (git-reference
1244                     (url "https://git.matrix.org/git/olm")
1245                     (commit version)))
1246               (sha256
1247                (base32
1248                 "0qji25wiwmkxyfpraxj96c54hyayqmjkvwh0gsy5gb5pz5bp4mcy"))
1249               (file-name (git-file-name name version))))
1250     (build-system cmake-build-system)
1251     (arguments
1252      `(#:phases
1253        (modify-phases %standard-phases
1254          (replace 'check
1255            (lambda _
1256              (with-directory-excursion "tests"
1257                (invoke "ctest" ".")))))))
1258     (synopsis "Implementation of the olm and megolm cryptographic ratchets")
1259     (description "The libolm library implements the Double Ratchet
1260 cryptographic ratchet.  It is written in C and C++11, and exposed as a C
1261 API.")
1262     (home-page "https://matrix.org/docs/projects/other/olm/")
1263     (license license:asl2.0)))
1264
1265 (define-public hash-extender
1266   (let ((commit "cb8aaee49f93e9c0d2f03eb3cafb429c9eed723d")
1267         (revision "2"))
1268     (package
1269       (name "hash-extender")
1270       (version (git-version "0.0" revision commit))
1271       (source (origin
1272                 (method git-fetch)
1273                 (uri (git-reference
1274                       (url "https://github.com/iagox86/hash_extender")
1275                       (commit commit)))
1276                 (sha256
1277                  (base32
1278                   "1fj118566hr1wv03az2w0iqknazsqqkak0mvlcvwpgr6midjqi9b"))
1279                 (file-name (git-file-name name version))))
1280       (build-system gnu-build-system)
1281       (arguments
1282        `(#:phases
1283          (modify-phases %standard-phases
1284            (delete 'configure)
1285            (replace 'check
1286              (lambda _
1287                (invoke "./hash_extender_test")))
1288            (replace 'install
1289              (lambda* (#:key outputs #:allow-other-keys)
1290                (let* ((outdir (assoc-ref outputs "out"))
1291                       (bindir (string-append outdir "/bin"))
1292                       (docdir (string-append outdir
1293                                              "/share/doc/hash-extender-"
1294                                              ,version)))
1295                  (install-file "hash_extender" bindir)
1296                  (install-file "README.md" docdir)
1297                  #t))))))
1298       (inputs
1299        `(("openssl" ,openssl)))
1300       (synopsis "Tool for hash length extension attacks")
1301       (description "@command{hash_extender} is a utility for performing hash
1302 length extension attacks supporting MD4, MD5, RIPEMD-160, SHA-0, SHA-1,
1303 SHA-256, SHA-512, and WHIRLPOOL hashes.")
1304       (home-page "https://github.com/iagox86/hash_extender")
1305       (license license:bsd-3))))
1306
1307 (define-public mkp224o
1308   (package
1309     (name "mkp224o")
1310     (version "1.5.0")
1311     (source (origin
1312               (method git-fetch)
1313               (uri (git-reference
1314                     (url "https://github.com/cathugger/mkp224o")
1315                     (commit (string-append "v" version))))
1316               (sha256
1317                (base32
1318                 "0b2cn96wg4l8jkkqqp8l2295xlmm2jc8nrw6rdqb5g0zkpfmrxbb"))
1319               (file-name (git-file-name name version))))
1320     (build-system gnu-build-system)
1321     (arguments
1322      `(#:tests? #f ; no test suite
1323        #:phases
1324        (modify-phases %standard-phases
1325          (replace 'install
1326            (lambda* (#:key outputs #:allow-other-keys)
1327              (let* ((outdir (assoc-ref outputs "out"))
1328                     (bindir (string-append outdir "/bin")))
1329                (install-file "mkp224o" bindir)
1330                #t))))))
1331     (native-inputs
1332      `(("autoconf" ,autoconf)))
1333     (inputs
1334      `(("libsodium" ,libsodium)))
1335     (synopsis "Tor hidden service v3 name generator")
1336     (description "@code{mkp224o} generates valid ed25519 (hidden service
1337 version 3) onion addresses.  It allows one to produce customized vanity .onion
1338 addresses using a brute-force method.")
1339     (home-page "https://github.com/cathugger/mkp224o")
1340     (license license:cc0)))
1341
1342 (define-public transcrypt
1343   (package
1344     (name "transcrypt")
1345     (version "2.1.0")
1346     (source
1347      (origin
1348        (method git-fetch)
1349        (uri (git-reference
1350              (url "https://github.com/elasticdog/transcrypt")
1351              (commit (string-append "v" version))))
1352        (sha256
1353         (base32 "0bpz1hazbhfb6pqi68x55kq6a31bgh6vwij836slmi4jqiwvnh5a"))
1354        (file-name (git-file-name name version))))
1355     (inputs
1356      `(("git" ,git)
1357        ("openssl" ,openssl)))
1358     (build-system copy-build-system)
1359     (arguments
1360      `(#:install-plan
1361        '(("transcrypt" "bin/transcrypt")
1362          ("man/transcrypt.1" "share/man/man1/transcrypt.1")
1363          ("contrib/bash/transcrypt"
1364           "share/bash-completion/completions/transcrypt")
1365          ("contrib/zsh/_transcrypt"
1366           "share/zsh/site-functions/_transcrypt"))))
1367     (home-page "https://github.com/elasticdog/transcrypt")
1368     (synopsis "Transparently encrypt files within a git repository")
1369     (description
1370      "Transcrypt is a script to configure transparent encryption of sensitive
1371 files stored in a Git repository.  Files that you choose will be automatically
1372 encrypted when you commit them, and automatically decrypted when you check
1373 them out.  The process will degrade gracefully, so even people without your
1374 encryption password can safely commit changes to the repository's
1375 non-encrypted files.")
1376     (license license:expat)))