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, 2017, 2018, 2019, 2020 Tobias Geerinckx-Rice <me@tobias.gr>
   7 ;;; Copyright © 2016, 2017 Nikita <nikita@n0.is>
   8 ;;; Copyright © 2016, 2017, 2019 Eric Bavier <bavier@member.fsf.org>
   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 ;;;
  22 ;;; This file is part of GNU Guix.
  23 ;;;
  24 ;;; GNU Guix is free software; you can redistribute it and/or modify it
  25 ;;; under the terms of the GNU General Public License as published by
  26 ;;; the Free Software Foundation; either version 3 of the License, or (at
  27 ;;; your option) any later version.
  28 ;;;
  29 ;;; GNU Guix is distributed in the hope that it will be useful, but
  30 ;;; WITHOUT ANY WARRANTY; without even the implied warranty of
  31 ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  32 ;;; GNU General Public License for more details.
  33 ;;;
  34 ;;; You should have received a copy of the GNU General Public License
  35 ;;; along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.
  36
  37 (define-module (gnu packages crypto)
  38   #:use-module (gnu packages)
  39   #:use-module (gnu packages admin)
  40   #:use-module (gnu packages aidc)
  41   #:use-module (gnu packages attr)
  42   #:use-module (gnu packages autotools)
  43   #:use-module (gnu packages boost)
  44   #:use-module (gnu packages check)
  45   #:use-module (gnu packages compression)
  46   #:use-module (gnu packages crates-io)
  47   #:use-module (gnu packages cryptsetup)
  48   #:use-module (gnu packages gettext)
  49   #:use-module (gnu packages gnupg)
  50   #:use-module (gnu packages golang)
  51   #:use-module (gnu packages image)
  52   #:use-module (gnu packages kerberos)
  53   #:use-module (gnu packages libbsd)
  54   #:use-module (gnu packages libffi)
  55   #:use-module (gnu packages linux)
  56   #:use-module (gnu packages lsof)
  57   #:use-module (gnu packages man)
  58   #:use-module (gnu packages multiprecision)
  59   #:use-module (gnu packages nettle)
  60   #:use-module (gnu packages password-utils)
  61   #:use-module (gnu packages perl)
  62   #:use-module (gnu packages perl-check)
  63   #:use-module (gnu packages pkg-config)
  64   #:use-module (gnu packages python)
  65   #:use-module (gnu packages python-xyz)
  66   #:use-module (gnu packages readline)
  67   #:use-module (gnu packages search)
  68   #:use-module (gnu packages serialization)
  69   #:use-module (gnu packages shells)
  70   #:use-module (gnu packages sqlite)
  71   #:use-module (gnu packages tcl)
  72   #:use-module (gnu packages tls)
  73   #:use-module (gnu packages xml)
  74   #:use-module ((guix licenses) #:prefix license:)
  75   #:use-module (guix packages)
  76   #:use-module (guix download)
  77   #:use-module (guix git-download)
  78   #:use-module (guix build-system cargo)
  79   #:use-module (guix build-system cmake)
  80   #:use-module (guix build-system gnu)
  81   #:use-module (guix build-system go)
  82   #:use-module (guix build-system perl)
  83   #:use-module (guix utils)
  84   #:use-module (srfi srfi-1)
  85   #:use-module (srfi srfi-26))
  86
  87 (define-public libsodium
  88   (package
  89     (name "libsodium")
  90     (version "1.0.18")
  91     (source (origin
  92             (method url-fetch)
  93             (uri (list (string-append
  94                         "https://download.libsodium.org/libsodium/"
  95                         "releases/libsodium-" version ".tar.gz")
  96                        (string-append
  97                         "https://download.libsodium.org/libsodium/"
  98                         "releases/old/libsodium-" version ".tar.gz")))
  99             (sha256
 100              (base32
 101               "1h9ncvj23qbbni958knzsli8dvybcswcjbx0qjjgi922nf848l3g"))))
 102     (build-system gnu-build-system)
 103     (synopsis "Portable NaCl-based crypto library")
 104     (description
 105      "Sodium is a new easy-to-use high-speed software library for network
 106 communication, encryption, decryption, signatures, etc.")
 107     (license license:isc)
 108     (home-page "https://libsodium.org")))
 109
 110 (define-public libmd
 111   (package
 112     (name "libmd")
 113     (version "1.0.1")
 114     (source (origin
 115             (method url-fetch)
 116             (uri
 117              (list
 118               (string-append "https://archive.hadrons.org/software/libmd/libmd-"
 119                              version ".tar.xz")
 120               (string-append "https://libbsd.freedesktop.org/releases/libmd-"
 121                              version ".tar.xz")))
 122             (sha256
 123              (base32
 124               "0waclg2d5qin3r26gy5jvy4584ik60njc8pqbzwk0lzq3j9ynkp1"))))
 125     (build-system gnu-build-system)
 126     (synopsis "Message Digest functions from BSD systems")
 127     (description
 128      "The currently provided message digest algorithms are:
 129 @itemize
 130 @item MD2
 131 @item MD4
 132 @item MD5
 133 @item RIPEMD-160
 134 @item SHA-1
 135 @item SHA-2 (SHA-256, SHA-384 and SHA-512)
 136 @end itemize")
 137     (license (list license:bsd-3
 138                    license:bsd-2
 139                    license:isc
 140                    license:public-domain))
 141     (home-page "https://www.hadrons.org/software/libmd/")))
 142
 143 (define-public signify
 144   (package
 145     (name "signify")
 146     (version "29")
 147     (home-page "https://github.com/aperezdc/signify")
 148     (source (origin
 149               (method url-fetch)
 150               (uri (string-append "https://github.com/aperezdc/signify/releases"
 151                                   "/download/v" version "/signify-" version ".tar.xz"))
 152               (sha256
 153                (base32
 154                 "1bzcax5kb4lr0rmpmrdpq5q0iq6b2dxzpl56li8aanbkck1c7hd9"))))
 155     (build-system gnu-build-system)
 156     ;; TODO Build with libwaive (described in README.md), to implement something
 157     ;; like OpenBSD's pledge().
 158     (arguments
 159      `(#:make-flags
 160        (list "CC=gcc"
 161              (string-append "PREFIX=" (assoc-ref %outputs "out")))
 162        #:phases
 163        (modify-phases %standard-phases
 164          (delete 'configure))))
 165     (native-inputs
 166      `(("pkg-config" ,pkg-config)))
 167     (inputs
 168      `(("libbsd" ,libbsd)))
 169     (synopsis "Create and verify cryptographic signatures")
 170     (description "The signify utility creates and verifies cryptographic
 171 signatures using the elliptic curve Ed25519.  This is a Linux port of the
 172 OpenBSD tool of the same name.")
 173     ;; This package includes third-party code that was originally released under
 174     ;; various non-copyleft licenses. See the source files for clarification.
 175     (license (list license:bsd-3 license:bsd-4 license:expat license:isc
 176                    license:public-domain (license:non-copyleft
 177                                           "file://base64.c"
 178                                           "See base64.c in the distribution for
 179                                            the license from IBM.")))))
 180
 181 (define-public rust-minisign
 182   (package
 183     (name "rust-minisign")
 184     (version "0.5.20")
 185     (source
 186       (origin
 187         (method url-fetch)
 188         (uri (crate-uri "minisign" version))
 189         (file-name
 190          (string-append name "-" version ".tar.gz"))
 191         (sha256
 192          (base32
 193           "0xmcvh2snravghaar8igc6b9r3s1snnmf9qam9l3zyhm4987767y"))))
 194     (build-system cargo-build-system)
 195     (arguments
 196      `(#:cargo-inputs
 197        (("rust-getrandom" ,rust-getrandom-0.1)
 198         ("rust-rpassword" ,rust-rpassword-4)
 199         ("rust-scrypt" ,rust-scrypt-0.3))))
 200     (home-page "https://github.com/jedisct1/rust-minisign")
 201     (synopsis "Crate to sign files and verify signatures")
 202     (description
 203      "This package provides a crate to sign files and verify signatures.")
 204     (license license:expat)))
 205
 206 (define-public go-minisign
 207   (package
 208     (name "go-minisign")
 209     (version "0.1.0")
 210     (source
 211       (origin
 212         (method git-fetch)
 213         (uri (git-reference
 214                (url "https://github.com/jedisct1/go-minisign")
 215                (commit version)))
 216         (file-name (git-file-name name version))
 217         (sha256
 218          (base32
 219           "0wc0rk5m60yz52f0cncmbgq67yvb1rcx91gvzjg6jpc4mpw2db27"))
 220         (modules '((guix build utils)))
 221         (snippet
 222          '(begin (delete-file-recursively "vendor") #t))))
 223     (build-system go-build-system)
 224     (arguments
 225      '(#:import-path "github.com/jedisct1/go-minisign"))
 226     (propagated-inputs
 227      `(("go-golang-org-x-crypto" ,go-golang-org-x-crypto)))
 228     (home-page "https://github.com/jedisct1/go-minisign")
 229     (synopsis "Minisign verification library for Golang")
 230     (description "A Golang library to verify Minisign signatures.")
 231     (license license:expat)))
 232
 233 (define-public encfs
 234   (package
 235     (name "encfs")
 236     (version "1.9.5")
 237     (source
 238      (origin
 239        (method url-fetch)
 240        (uri
 241         (string-append "https://github.com/vgough/encfs/releases/download/v"
 242                        version "/encfs-" version ".tar.gz"))
 243        (sha256
 244         (base32
 245          "0qzxavvv20577bxvly8s7d3y7bqasqclc2mllp0ddfncjm9z02a7"))
 246        (modules '((guix build utils)))
 247        ;; Remove bundled dependencies in favour of proper inputs.
 248        (snippet '(begin
 249                    (for-each delete-file-recursively
 250                              '("vendor/github.com/leethomason/tinyxml2"
 251                                "vendor/github.com/google/googletest"))
 252                    #t))))
 253     (build-system cmake-build-system)
 254     (native-inputs
 255      `(("gettext" ,gettext-minimal)
 256
 257        ;; Test dependencies.
 258        ("expect" ,expect)
 259        ("googletest-source" ,(package-source googletest))
 260        ("perl" ,perl)))
 261     (inputs
 262      `(("attr" ,attr)
 263        ("fuse" ,fuse)
 264        ("openssl" ,openssl)
 265        ("tinyxml2" ,tinyxml2)))
 266     (arguments
 267      `(#:configure-flags (list "-DUSE_INTERNAL_TINYXML=OFF")
 268        #:phases
 269        (modify-phases %standard-phases
 270          (add-after 'unpack 'unpack-googletest
 271            (lambda* (#:key inputs #:allow-other-keys)
 272              (mkdir-p "vendor/github.com/google/googletest")
 273              (copy-recursively (assoc-ref inputs "googletest-source")
 274                                "vendor/github.com/google/googletest")
 275              #t))
 276          (add-before 'configure 'patch-CMakeLists.txt
 277            (lambda _
 278              ;; Prevent CMake from adding libc on the system include path.
 279              ;; Otherwise it will interfere with the libc used by GCC and
 280              ;; ultimately cause #include_next errors.
 281              (substitute* "CMakeLists.txt"
 282                (("include_directories \\(SYSTEM \\$\\{Intl_INCLUDE_DIRS\\}\\)")
 283                 ""))
 284              #t))
 285          (add-before 'check 'make-unittests
 286            (lambda _
 287              (invoke "make" "unittests"))))))
 288     (home-page "https://vgough.github.io/encfs")
 289     (synopsis "Encrypted virtual file system")
 290     (description
 291      "EncFS creates a virtual encrypted file system in user-space.  Each file
 292 created under an EncFS mount point is stored as a separate encrypted file on
 293 the underlying file system.  Like most encrypted file systems, EncFS is meant
 294 to provide security against off-line attacks, such as a drive falling into
 295 the wrong hands.")
 296     (license (list license:expat                  ; internal/easylogging++.h
 297                    license:lgpl3+                 ; encfs library
 298                    license:gpl3+))))              ; command-line tools
 299
 300 (define-public keyutils
 301   (package
 302     (name "keyutils")
 303     (version "1.6.1")
 304     (source
 305      (origin
 306        (method url-fetch)
 307        (uri
 308         (string-append "https://people.redhat.com/dhowells/keyutils/keyutils-"
 309                        version ".tar.bz2"))
 310        (sha256
 311         (base32 "1kk4pmyflgplkgxn2bzpc069ph9c9jdd9ikcsyd5pnaimqi5gcf8"))
 312        (modules '((guix build utils)))
 313        ;; Create relative symbolic links instead of absolute ones to /lib/*.
 314        (snippet '(begin
 315                    (substitute* "Makefile" (("\\$\\(LNS\\) \\$\\(LIBDIR\\)/")
 316                                             "$(LNS) "))
 317                    #t))))
 318     (build-system gnu-build-system)
 319     (arguments
 320      `(#:phases (modify-phases %standard-phases
 321                   (delete 'configure))          ; no configure script
 322        #:make-flags (list "CC=gcc"
 323                           "RPATH=-Wl,-rpath,$(DESTDIR)$(LIBDIR)"
 324                           (string-append "DESTDIR="
 325                                          (assoc-ref %outputs "out"))
 326                           "INCLUDEDIR=/include"
 327                           "LIBDIR=/lib"
 328                           "MANDIR=/share/man"
 329                           "SHAREDIR=/share/keyutils")
 330        #:test-target "test"))
 331     (inputs
 332      `(("mit-krb5" ,mit-krb5)))
 333     (home-page "https://people.redhat.com/dhowells/keyutils/")
 334     (synopsis "Linux key management utilities")
 335     (description
 336      "Keyutils is a set of utilities for managing the key retention facility in
 337 the Linux kernel, which can be used by file systems, block devices, and more to
 338 gain and retain the authorization and encryption keys required to perform
 339 secure operations. ")
 340     (license (list license:lgpl2.1+             ; the files keyutils.*
 341                    license:gpl2+))))            ; the rest
 342
 343 ;; There is no release candidate but commits point out a version number,
 344 ;; furthermore no tarball exists.
 345 (define-public eschalot
 346   (let ((commit "0bf31d88a11898c19b1ed25ddd2aff7b35dbac44")
 347         (revision "1"))
 348     (package
 349       (name "eschalot")
 350       (version (string-append "1.2.0-" revision "." (string-take commit 7)))
 351       (source
 352        (origin
 353          (method git-fetch)
 354          (uri (git-reference
 355                (url "https://github.com/schnabear/eschalot")
 356                (commit commit)))
 357          (file-name (string-append name "-" version))
 358          (sha256
 359           (base32
 360            "0lj38ldh8vzi11wp4ghw4k0fkwp0s04zv8k8d473p1snmbh7mx98"))))
 361       (inputs
 362        `(("openssl" ,openssl))) ; It needs: openssl/{bn,pem,rsa,sha}.h
 363       (build-system gnu-build-system)
 364       (arguments
 365        `(#:make-flags (list "CC=gcc"
 366                             (string-append "PREFIX=" (assoc-ref %outputs "out"))
 367                             (string-append "INSTALL=" "install"))
 368          ;; XXX: make test would run a !VERY! long hashing of names with the use
 369          ;; of a wordlist, the amount of computing time this would waste on build
 370          ;; servers is in no relation to the size or importance of this small
 371          ;; application, therefore we run our own tests on eschalot and worgen.
 372          #:phases
 373          (modify-phases %standard-phases
 374            (delete 'configure)
 375            (replace 'check
 376              (lambda _
 377                (invoke "./worgen" "8-12" "top1000.txt" "3-10" "top400nouns.txt"
 378                        "3-6" "top150adjectives.txt" "3-6")
 379                (invoke "./eschalot" "-r" "^guix|^guixsd")
 380                (invoke "./eschalot" "-r" "^gnu|^free")
 381                (invoke "./eschalot" "-r" "^cyber|^hack")
 382                (invoke "./eschalot" "-r" "^troll")))
 383            ;; Make install can not create the bin dir, create it.
 384            (add-before 'install 'create-bin-dir
 385              (lambda* (#:key outputs #:allow-other-keys)
 386                (let* ((out (assoc-ref outputs "out"))
 387                       (bin (string-append out "/bin")))
 388                  (mkdir-p bin)
 389                  #t))))))
 390       (home-page "https://github.com/schnabear/eschalot")
 391       (synopsis "Tor hidden service name generator")
 392       (description
 393        "Eschalot is a tor hidden service name generator, it allows one to
 394 produce customized vanity .onion addresses using a brute-force method.  Searches
 395 for valid names can be run with regular expressions and wordlists.  For the
 396 generation of wordlists the included tool @code{worgen} can be used.  There is
 397 no man page, refer to the home page for usage details.")
 398       (license (list license:isc license:expat)))))
 399
 400 (define-public ssss
 401   (package
 402     (name "ssss")
 403     (version "0.5")
 404     (source (origin
 405               (method url-fetch)
 406               (uri (string-append "http://point-at-infinity.org/ssss/ssss-"
 407                                   version ".tar.gz"))
 408               (sha256
 409                (base32
 410                 "15grn2fp1x8p92kxkwbmsx8rz16g93y9grl3hfqbh1jn21ama5jx"))))
 411     (build-system gnu-build-system)
 412     (arguments
 413      `(#:tests? #f ; No test suite
 414        #:make-flags (list (string-append "PREFIX=" (assoc-ref %outputs "out"))
 415                           "CC=gcc")
 416        #:phases
 417        (modify-phases %standard-phases
 418          (delete 'configure) ; no configuration to be done
 419          (replace 'install
 420            (lambda* (#:key outputs #:allow-other-keys)
 421              (let* ((outdir (assoc-ref outputs "out"))
 422                     (bindir (string-append outdir "/bin"))
 423                     (docdir (string-append outdir
 424                                            "/share/doc/ssss-"
 425                                            ,version)))
 426                (install-file "ssss-combine" bindir)
 427                (install-file "ssss-split" bindir)
 428                (install-file "ssss.1" docdir)
 429                (install-file "ssss.1.html" docdir)
 430                #t))))))
 431     (inputs
 432      `(("gmp" ,gmp)))
 433     (native-inputs
 434      `(("xmltoman" ,xmltoman)))
 435     (home-page "http://point-at-infinity.org/ssss/")
 436     (synopsis "Shamir's secret sharing scheme implementation")
 437     (description "@command{ssss-split} and @command{ssss-combine} are utilities that split
 438 and combine secrets securely using Shamir's secret sharing scheme.  This implementation
 439 allows for a threshold scheme where the minimum number of shares can be less than the
 440 total number of shares generated.")
 441     (license license:gpl2+)))
 442
 443 (define-public tomb
 444   (package
 445     (name "tomb")
 446     (version "2.7")
 447     (source (origin
 448               (method url-fetch)
 449               (uri (string-append "https://files.dyne.org/tomb/"
 450                                   "Tomb-" version ".tar.gz"))
 451               (sha256
 452                (base32
 453                 "0x3al02796vx1cvy6y6h685c367qx70dwv471g0hmks2gr10f0cn"))
 454               (patches (search-patches "tomb-fix-errors-on-open.patch"))))
 455     (build-system gnu-build-system)
 456     (native-inputs `(("sudo" ,sudo)))   ;presence needed for 'check' phase
 457     (inputs
 458      `(("zsh" ,zsh)
 459        ("gnupg" ,gnupg)
 460        ("cryptsetup" ,cryptsetup)
 461        ("e2fsprogs" ,e2fsprogs)         ;for mkfs.ext4
 462        ("gettext" ,gettext-minimal)     ;used at runtime
 463        ("lsof" ,lsof)
 464        ("mlocate" ,mlocate)
 465        ("pinentry" ,pinentry)
 466        ("qrencode" ,qrencode)
 467        ("steghide" ,steghide)
 468        ("util-linux" ,util-linux)))
 469     (arguments
 470      `(#:make-flags (list (string-append "PREFIX=" (assoc-ref %outputs "out")))
 471        ;; The "sudo" input is needed only to satisfy dependency checks in the
 472        ;; 'check' phase.  The "sudo" used at runtime should come from the
 473        ;; system's setuid-programs, so ensure no reference is kept.
 474        #:disallowed-references (,sudo)
 475        ;; TODO: Build and install gtk and qt trays
 476        #:phases
 477        (modify-phases %standard-phases
 478          (delete 'configure)            ;no configuration to be done
 479          (add-after 'install 'i18n
 480            (lambda* (#:key make-flags #:allow-other-keys)
 481              (apply invoke "make" "-C" "extras/translations"
 482                     "install" make-flags)
 483              #t))
 484          (add-after 'install 'wrap
 485            (lambda* (#:key inputs outputs #:allow-other-keys)
 486              (let ((out (assoc-ref outputs "out")))
 487                (wrap-program (string-append out "/bin/tomb")
 488                  `("PATH" ":" prefix
 489                    (,(string-append (assoc-ref inputs "mlocate") "/bin")
 490                     ,@(map (lambda (program)
 491                              (or (and=> (which program) dirname)
 492                                  (error "program not found:" program)))
 493                            '("seq" "mkfs.ext4" "pinentry"
 494                              "gpg" "cryptsetup" "gettext" "lsof"
 495                              "qrencode" "steghide" "findmnt" "getent")))))
 496                #t)))
 497          (delete 'check)
 498          (add-after 'wrap 'check
 499            (lambda* (#:key outputs #:allow-other-keys)
 500              ;; Running the full tests requires sudo/root access for
 501              ;; cryptsetup, which is not available in the build environment.
 502              ;; But we can run `tomb dig` without root, so make sure that
 503              ;; works.  TODO: It Would Be Nice to check the expected "index",
 504              ;; "search", "bury", and "exhume" features are available by
 505              ;; querying `tomb -h`.
 506              (let ((tomb (string-append (assoc-ref outputs "out")
 507                                         "/bin/tomb")))
 508                (invoke tomb "dig" "-s" "10" "secrets.tomb")
 509                #t))))))
 510     (home-page "https://www.dyne.org/software/tomb")
 511     (synopsis "File encryption for secret data")
 512     (description
 513      "Tomb is an application to manage the creation and access of encrypted
 514 storage files: it can be operated from commandline and it can integrate with a
 515 user's graphical desktop.")
 516     (license license:gpl3+)))
 517
 518 (define-public scrypt
 519   (package
 520     (name "scrypt")
 521     (version "1.3.1")
 522     (source
 523       (origin
 524         (method url-fetch)
 525         (uri (string-append "https://www.tarsnap.com/scrypt/scrypt-"
 526                             version ".tgz"))
 527         (sha256
 528          (base32
 529           "1hnl0r6pmyxiy4dmafmqk1db7wpc0x9rqpzqcwr9d2cmghcj6byz"))))
 530     (build-system gnu-build-system)
 531     (arguments
 532      `(#:license-file-regexp "COPYRIGHT"
 533        #:phases (modify-phases %standard-phases
 534         (add-after 'unpack 'patch-$PATH-assumptions
 535           (lambda _
 536             (substitute* "configure"
 537               (("\\{POSIX_PATH\\}")
 538                "{PATH}"))
 539             (substitute* "Makefile.in"
 540               (("command -p") ""))
 541             #t))
 542         (add-after 'install 'install-docs
 543           (lambda* (#:key outputs #:allow-other-keys)
 544             (let* ((out (assoc-ref %outputs "out"))
 545                    (doc (string-append out "/share/doc/" ,name "-" ,version)))
 546               (install-file "FORMAT" doc)
 547               #t))))))
 548     (inputs
 549      `(("openssl" ,openssl)))
 550     (home-page "https://www.tarsnap.com/scrypt.html")
 551     (synopsis "Memory-hard encryption tool based on scrypt")
 552     (description "This package provides a simple password-based encryption
 553 utility as a demonstration of the @code{scrypt} key derivation function.
 554 @code{Scrypt} is designed to be far more resistant against hardware brute-force
 555 attacks than alternative functions such as @code{PBKDF2} or @code{bcrypt}.")
 556     (license license:bsd-2)))
 557
 558 (define-public libscrypt
 559   (package
 560     (name "libscrypt")
 561     (version "1.21")
 562     (source
 563      (origin
 564        (method git-fetch)
 565        (uri (git-reference
 566              (url "https://github.com/technion/libscrypt")
 567              (commit (string-append "v" version))))
 568        (file-name (git-file-name name version))
 569        (sha256
 570         (base32
 571          "1d76ys6cp7fi4ng1w3mz2l0p9dbr7ljbk33dcywyimzjz8bahdng"))))
 572     (build-system gnu-build-system)
 573     (arguments
 574      `(#:make-flags (list (string-append "PREFIX=" %output)
 575                           "CC=gcc")
 576        #:phases
 577        (modify-phases %standard-phases
 578          (delete 'configure))))
 579     (home-page "https://lolware.net/libscrypt.html")
 580     (synopsis "Password hashing library")
 581     (description "@code{libscrypt} implements @code{scrypt} key derivation
 582 function.  It is designed to be far more secure against hardware brute-force
 583 attacks than alternative functions such as @code{PBKDF2} or @code{bcrypt}.")
 584     (license license:bsd-3)))
 585
 586 (define-public perl-math-random-isaac-xs
 587   (package
 588     (name "perl-math-random-isaac-xs")
 589     (version "1.004")
 590     (source
 591      (origin
 592        (method url-fetch)
 593        (uri (string-append "mirror://cpan/authors/id/J/JA/JAWNSY/"
 594                            "Math-Random-ISAAC-XS-" version ".tar.gz"))
 595        (sha256
 596         (base32
 597          "0yxqqcqvj51fn7b7j5xqhz65v74arzgainn66c6k7inijbmr1xws"))))
 598     (build-system perl-build-system)
 599     (native-inputs
 600      `(("perl-module-build" ,perl-module-build)
 601        ("perl-test-nowarnings" ,perl-test-nowarnings)))
 602     (home-page "https://metacpan.org/release/Math-Random-ISAAC-XS")
 603     (synopsis "C implementation of the ISAAC PRNG algorithm")
 604     (description "ISAAC (Indirection, Shift, Accumulate, Add, and Count) is a
 605 fast pseudo-random number generator.  It is suitable for applications where a
 606 significant amount of random data needs to be produced quickly, such as
 607 solving using the Monte Carlo method or for games.  The results are uniformly
 608 distributed, unbiased, and unpredictable unless you know the seed.
 609
 610 This package implements the same interface as @code{Math::Random::ISAAC}.")
 611     (license license:public-domain)))
 612
 613 (define-public perl-math-random-isaac
 614   (package
 615     (name "perl-math-random-isaac")
 616     (version "1.004")
 617     (source
 618      (origin
 619        (method url-fetch)
 620        (uri (string-append "mirror://cpan/authors/id/J/JA/JAWNSY/"
 621                            "Math-Random-ISAAC-" version ".tar.gz"))
 622        (sha256
 623         (base32
 624          "0z1b3xbb3xz71h25fg6jgsccra7migq7s0vawx2rfzi0pwpz0wr7"))))
 625     (build-system perl-build-system)
 626     (native-inputs
 627      `(("perl-test-nowarnings" ,perl-test-nowarnings)))
 628     (propagated-inputs
 629      `(("perl-math-random-isaac-xs" ,perl-math-random-isaac-xs)))
 630     (home-page "https://metacpan.org/release/Math-Random-ISAAC")
 631     (synopsis "Perl interface to the ISAAC PRNG algorithm")
 632     (description "ISAAC (Indirection, Shift, Accumulate, Add, and Count) is a
 633 fast pseudo-random number generator.  It is suitable for applications where a
 634 significant amount of random data needs to be produced quickly, such as
 635 solving using the Monte Carlo method or for games.  The results are uniformly
 636 distributed, unbiased, and unpredictable unless you know the seed.
 637
 638 This package provides a Perl interface to the ISAAC pseudo random number
 639 generator.")
 640     (license license:public-domain)))
 641
 642 (define-public perl-crypt-random-source
 643   (package
 644     (name "perl-crypt-random-source")
 645     (version "0.14")
 646     (source
 647      (origin
 648        (method url-fetch)
 649        (uri (string-append "mirror://cpan/authors/id/E/ET/ETHER/"
 650                            "Crypt-Random-Source-" version ".tar.gz"))
 651        (sha256
 652         (base32 "1rpdds3sy5l1fhngnkrsgwsmwd54wpicx3i9ds69blcskwkcwkpc"))))
 653     (build-system perl-build-system)
 654     (native-inputs
 655      `(("perl-module-build-tiny" ,perl-module-build-tiny)
 656        ("perl-test-fatal" ,perl-test-fatal)))
 657     (propagated-inputs
 658      `(("perl-capture-tiny" ,perl-capture-tiny)
 659        ("perl-module-find" ,perl-module-find)
 660        ("perl-module-runtime" ,perl-module-runtime)
 661        ("perl-moo" ,perl-moo)
 662        ("perl-namespace-clean" ,perl-namespace-clean)
 663        ("perl-sub-exporter" ,perl-sub-exporter)
 664        ("perl-type-tiny" ,perl-type-tiny)))
 665     (home-page "https://metacpan.org/release/Crypt-Random-Source")
 666     (synopsis "Get weak or strong random data from pluggable sources")
 667     (description "This module provides implementations for a number of
 668 byte-oriented sources of random data.")
 669     (license license:perl-license)))
 670
 671 (define-public perl-math-random-secure
 672   (package
 673     (name "perl-math-random-secure")
 674     (version "0.080001")
 675     (source
 676      (origin
 677        (method url-fetch)
 678        (uri (string-append "mirror://cpan/authors/id/F/FR/FREW/"
 679                            "Math-Random-Secure-" version ".tar.gz"))
 680        (sha256
 681         (base32
 682          "0dgbf4ncll4kmgkyb9fsaxn0vf2smc9dmwqzgh3259zc2zla995z"))))
 683     (build-system perl-build-system)
 684     (native-inputs
 685      `(("perl-list-moreutils" ,perl-list-moreutils)
 686        ("perl-test-leaktrace" ,perl-test-leaktrace)
 687        ("perl-test-sharedfork" ,perl-test-sharedfork)
 688        ("perl-test-warn" ,perl-test-warn)))
 689     (inputs
 690      `(("perl-crypt-random-source" ,perl-crypt-random-source)
 691        ("perl-math-random-isaac" ,perl-math-random-isaac)
 692        ("perl-math-random-isaac-xs" ,perl-math-random-isaac-xs)
 693        ("perl-moo" ,perl-moo)))
 694     (home-page "https://metacpan.org/release/Math-Random-Secure")
 695     (synopsis "Cryptographically secure replacement for rand()")
 696     (description "This module is intended to provide a
 697 cryptographically-secure replacement for Perl's built-in @code{rand} function.
 698 \"Crytographically secure\", in this case, means:
 699
 700 @enumerate
 701 @item No matter how many numbers you see generated by the random number
 702 generator, you cannot guess the future numbers, and you cannot guess the seed.
 703 @item There are so many possible seeds that it would take decades, centuries,
 704 or millennia for an attacker to try them all.
 705 @item The seed comes from a source that generates relatively strong random
 706 data on your platform, so the seed itself will be as random as possible.
 707 @end enumerate\n")
 708     (license license:artistic2.0)))
 709
 710 (define-public crypto++
 711   (package
 712     (name "crypto++")
 713     (version "8.2.0")
 714     (source (origin
 715               (method url-fetch/zipbomb)
 716               (uri (string-append "https://cryptopp.com/cryptopp"
 717                                   (string-join (string-split version #\.) "")
 718                                   ".zip"))
 719               (sha256
 720                (base32
 721                 "0n40hlz5jkvlcp9vxrj0fsrcfp7dm0zmmv6h52dx3f8i5qjf5w03"))))
 722     (build-system gnu-build-system)
 723     (arguments
 724      `(#:make-flags
 725        (list (string-append "PREFIX=" (assoc-ref %outputs "out"))
 726              ;; Override "/sbin/ldconfig" with simply "echo" since
 727              ;; we don't need ldconfig(8).
 728              "LDCONF=echo")
 729        #:phases
 730        (modify-phases %standard-phases
 731          (add-after 'unpack 'disable-native-optimisation
 732            ;; This package installs more than just headers.  Ensure that the
 733            ;; cryptest.exe binary & static library aren't CPU model specific.
 734            (lambda _
 735              (substitute* "GNUmakefile"
 736                ((" -march=native") ""))
 737              #t))
 738          (delete 'configure)
 739          (replace 'build
 740            ;; By default, only the static library is built.
 741            (lambda* (#:key (make-flags '()) #:allow-other-keys)
 742              (apply invoke "make" "shared"
 743                     "-j" (number->string (parallel-job-count))
 744                     make-flags)))
 745          (add-after 'install 'install-shared-library-links
 746            ;; By default, only .so and .so.x.y.z are installed.
 747            ;; Create all the ‘intermediates’ expected by dependent packages.
 748            (lambda* (#:key outputs #:allow-other-keys)
 749              (let* ((out (assoc-ref outputs "out"))
 750                     (lib (string-append out "/lib"))
 751                     (prefix "libcryptopp.so.")
 752                     (target (string-append prefix ,version)))
 753                (with-directory-excursion lib
 754                  (symlink target
 755                           (string-append prefix ,(version-major+minor version)))
 756                  (symlink target
 757                           (string-append prefix ,(version-major version)))
 758                  #t))))
 759          (add-after 'install 'install-pkg-config
 760            (lambda* (#:key outputs #:allow-other-keys)
 761              (let* ((out (assoc-ref outputs "out"))
 762                     (pkg-dir (string-append out "/lib/pkgconfig")))
 763                (mkdir-p pkg-dir)
 764                (with-output-to-file (string-append pkg-dir "/libcrypto++.pc")
 765                  (lambda _
 766                    (display
 767                     (string-append
 768                      "prefix=" out "\n"
 769                      "libdir=" out "/lib\n"
 770                      "includedir=" out "/include\n\n"
 771                      "Name: libcrypto++-" ,version "\n"
 772                      "Description: Class library of cryptographic schemes\n"
 773                      "Version: " ,version "\n"
 774                      "Libs: -L${libdir} -lcryptopp\n"
 775                      "Cflags: -I${includedir}\n"))
 776                    #t))))))))
 777     (native-inputs
 778      `(("unzip" ,unzip)))
 779     (home-page "https://cryptopp.com/")
 780     (synopsis "C++ class library of cryptographic schemes")
 781     (description "Crypto++ is a C++ class library of cryptographic schemes.")
 782     ;; The compilation is distributed under the Boost license; the individual
 783     ;; files in the compilation are in the public domain.
 784     (license (list license:boost1.0 license:public-domain))))
 785
 786 (define-public libb2
 787   (package
 788     (name "libb2")
 789     (version "0.98.1")
 790     (source (origin
 791               (method url-fetch)
 792               (uri (string-append
 793                     "https://github.com/BLAKE2/libb2/releases/download/v"
 794                     version "/libb2-" version ".tar.gz"))
 795               (sha256
 796                (base32
 797                 "0bn7yrzdixdvzm46shbhpkqbr6zyqyxiqn7a7x54ag3mrvfnyqjk"))))
 798     (build-system gnu-build-system)
 799     (arguments
 800      `(#:configure-flags
 801        (list
 802         ,@(if (any (cute string-prefix? <> (or (%current-system)
 803                                                (%current-target-system)))
 804                    '("x86_64" "i686"))
 805               ;; fat only checks for Intel optimisations
 806               '("--enable-fat")
 807               '())
 808         "--disable-native")))           ;don't optimise at build time
 809     (home-page "https://blake2.net/")
 810     (synopsis "Library implementing the BLAKE2 family of hash functions")
 811     (description
 812      "libb2 is a portable implementation of the BLAKE2 family of cryptographic
 813 hash functions.  It includes optimised implementations for IA-32 and AMD64
 814 processors, and an interface layer that automatically selects the best
 815 implementation for the processor it is run on.
 816
 817 @dfn{BLAKE2} (RFC 7693) is a family of high-speed cryptographic hash functions
 818 that are faster than MD5, SHA-1, SHA-2, and SHA-3, yet are at least as secure
 819 as the latest standard, SHA-3.  It is an improved version of the SHA-3 finalist
 820 BLAKE.")
 821     (license license:public-domain)))
 822
 823 (define-public rhash
 824   (package
 825     (name "rhash")
 826     (version "1.3.9")
 827     (source
 828      (origin
 829        (method url-fetch)
 830        (uri (string-append "mirror://sourceforge/rhash/rhash/" version
 831                            "/rhash-" version "-src.tar.gz"))
 832        (file-name (string-append "rhash-" version ".tar.gz"))
 833        (sha256
 834         (base32
 835          "1xn9fqa6rlnhsbgami45g82dlw9i1skg2sri3ydiinwak5ph1ca2"))))
 836     (build-system gnu-build-system)
 837     (arguments
 838      `(#:configure-flags
 839        (list (string-append "--prefix=" (assoc-ref %outputs "out"))
 840              ,@(let ((target (%current-target-system)))
 841                  (if target
 842                      `((string-append "--target=" ,target)
 843                        (string-append "--cc="
 844                                       (assoc-ref %build-inputs "cross-gcc")
 845                                       "/bin/" ,target "-gcc"))
 846                      '())))
 847        #:make-flags
 848        ;; The binaries in /bin need some help finding librhash.so.0.
 849        (list (string-append "LDFLAGS=-Wl,-rpath=" %output "/lib"))
 850        #:test-target "test"             ; ‘make check’ just checks the sources
 851        #:phases
 852        (modify-phases %standard-phases
 853          (replace 'configure
 854            ;; ./configure is not GNU autotools' and doesn't gracefully handle
 855            ;; unrecognized options, so we must call it manually.
 856            (lambda* (#:key configure-flags #:allow-other-keys)
 857              (apply invoke "./configure" configure-flags)))
 858          (add-before 'check 'patch-/bin/sh
 859            (lambda _
 860              (substitute* "Makefile"
 861                (("/bin/sh") (which "sh")))
 862              #t))
 863          (add-after 'install 'install-library-extras
 864            (lambda* (#:key make-flags #:allow-other-keys)
 865              (apply invoke
 866                     "make" "-C" "librhash"
 867                     "install-lib-headers" "install-so-link"
 868                     make-flags))))))
 869     (home-page "https://sourceforge.net/projects/rhash/")
 870     (synopsis "Utility for computing hash sums")
 871     (description "RHash is a console utility for calculation and verification
 872 of magnet links and a wide range of hash sums like CRC32, MD4, MD5, SHA1,
 873 SHA256, SHA512, SHA3, AICH, ED2K, Tiger, DC++ TTH, BitTorrent BTIH, GOST R
 874 34.11-94, RIPEMD-160, HAS-160, EDON-R, Whirlpool and Snefru.")
 875     (license (license:non-copyleft "file://COPYING"))))
 876
 877 (define-public botan
 878   (package
 879     (name "botan")
 880     (version "2.12.1")
 881     (source (origin
 882               (method url-fetch)
 883               (uri (string-append "https://botan.randombit.net/releases/"
 884                                   "Botan-" version ".tar.xz"))
 885               (sha256
 886                (base32
 887                 "1ada3ga7b0z4m0vjmxlvfi4nsic2l8kjcy85jwss3z2i58a5y0vy"))))
 888     (build-system gnu-build-system)
 889     (arguments
 890      '(#:phases
 891        (modify-phases %standard-phases
 892          (replace 'configure
 893            (lambda* (#:key inputs outputs #:allow-other-keys)
 894              (let* ((out (assoc-ref %outputs "out"))
 895                     (lib (string-append out "/lib")))
 896                ;; Upstream tests and benchmarks with -O3.
 897                (setenv "CXXFLAGS" "-O3")
 898                (invoke "python" "./configure.py"
 899                        (string-append "--prefix=" out)
 900                        ;; Otherwise, the `botan` executable cannot find
 901                        ;; libbotan.
 902                        (string-append "--ldflags=-Wl,-rpath=" lib)
 903
 904                        "--with-os-feature=getentropy"
 905                        "--with-rst2man"
 906
 907                        ;; Recommended by upstream
 908                        "--with-zlib" "--with-bzip2" "--with-sqlite3"))))
 909          (replace 'check
 910            (lambda _ (invoke "./botan-test"))))))
 911     (native-inputs
 912      `(("python" ,python-wrapper)
 913        ("python-docutils" ,python-docutils)))
 914     (inputs
 915      `(("sqlite" ,sqlite)
 916        ("bzip2" ,bzip2)
 917        ("zlib" ,zlib)))
 918     (synopsis "Cryptographic library in C++11")
 919     (description "Botan is a cryptography library, written in C++11, offering
 920 the tools necessary to implement a range of practical systems, such as TLS/DTLS,
 921 PKIX certificate handling, PKCS#11 and TPM hardware support, password hashing,
 922 and post-quantum crypto schemes.  In addition to the C++, botan has a C89 API
 923 specifically designed to be easy to call from other languages.  A Python binding
 924 using ctypes is included, and several other language bindings are available.")
 925     (home-page "https://botan.randombit.net")
 926     (license license:bsd-2)))
 927
 928 (define-public ccrypt
 929   (package
 930     (name "ccrypt")
 931     (version "1.11")
 932     (source (origin
 933               (method url-fetch)
 934               (uri (string-append "mirror://sourceforge/ccrypt/"
 935                                   version "/ccrypt-" version ".tar.gz"))
 936               (sha256
 937                (base32
 938                 "0kx4a5mhmp73ljknl2lcccmw9z3f5y8lqw0ghaymzvln1984g75i"))))
 939     (build-system gnu-build-system)
 940     (home-page "http://ccrypt.sourceforge.net")
 941     (synopsis "Command-line utility for encrypting and decrypting files and streams")
 942     (description "@command{ccrypt} is a utility for encrypting and decrypting
 943 files and streams.  It was designed as a replacement for the standard unix
 944 @command{crypt} utility, which is notorious for using a very weak encryption
 945 algorithm.  @command{ccrypt} is based on the Rijndael block cipher, a version of
 946 which is also used in the Advanced Encryption Standard (AES, see
 947 @url{http://www.nist.gov/aes}).  This cipher is believed to provide very strong
 948 security.")
 949     (license license:gpl2)))
 950
 951 (define-public asignify
 952   (let ((commit "f58e7977a599f040797975d649ed318e25cbd2d5")
 953         (revision "0"))
 954     (package
 955       (name "asignify")
 956       (version (git-version "1.1" revision commit))
 957       (source (origin
 958                 (method git-fetch)
 959                 (uri (git-reference
 960                        (url "https://github.com/vstakhov/asignify")
 961                        (commit commit)))
 962                 (file-name (git-file-name name version))
 963                 (sha256
 964                  (base32
 965                   "1zl68qq6js6fdahxzyhvhrpyrwlv8c2zhdplycnfxyr1ckkhq8dw"))))
 966       (build-system gnu-build-system)
 967       (arguments
 968        `(#:configure-flags
 969          (list "--enable-openssl"
 970                (string-append "--with-openssl="
 971                               (assoc-ref %build-inputs "openssl")))))
 972       (native-inputs
 973        `(("autoconf" ,autoconf)
 974          ("automake" ,automake)
 975          ("libtool" ,libtool)))
 976       (inputs
 977        `(("openssl" ,openssl)))
 978       (home-page "https://github.com/vstakhov/asignify")
 979       (synopsis "Cryptographic authentication and encryption tool and library")
 980       (description "Asignify offers public cryptographic signatures and
 981 encryption with a library or a command-line tool.  The tool is heavily inspired
 982 by signify as used in OpenBSD.  The main goal of this project is to define a
 983 high level API for signing files, validating signatures and encrypting using
 984 public-key cryptography.  Asignify is designed to be portable and self-contained
 985 with zero external dependencies.  Asignify can verify OpenBSD signatures, but it
 986 cannot sign messages in OpenBSD format yet.")
 987       (license license:bsd-2))))
 988
 989 (define-public enchive
 990   (package
 991     (name "enchive")
 992     (version "3.5")
 993     (source (origin
 994                 (method git-fetch)
 995                 (uri (git-reference
 996                       (url "https://github.com/skeeto/enchive")
 997                       (commit version)))
 998                 (sha256
 999                  (base32
1000                   "0fdrfc5l42lj2bvmv9dmkmhmm7qiszwk7cmdvnqad3fs7652g0qa"))
1001                 (file-name (git-file-name name version))))
1002     (build-system gnu-build-system)
1003     (arguments
1004      '(#:tests? #f                      ; no check target         '
1005        #:make-flags (list "CC=gcc" "PREFIX=$(out)")
1006        #:phases (modify-phases %standard-phases
1007                   (delete 'configure)
1008                   (add-after 'install 'post-install
1009                     (lambda _
1010                       (let* ((out (assoc-ref %outputs "out"))
1011                              (lisp (string-append out "/share/emacs/site-lisp")))
1012                         (install-file "enchive-mode.el" lisp)
1013                         #t))))))
1014     (synopsis "Encrypted personal archives")
1015     (description
1016      "Enchive is a tool to encrypt files to yourself for long-term
1017 archival.  It's a focused, simple alternative to more complex solutions such as
1018 GnuPG or encrypted filesystems.  Enchive has no external dependencies and is
1019 trivial to build for local use.  Portability is emphasized over performance.")
1020     (home-page "https://github.com/skeeto/enchive")
1021     (license license:unlicense)))
1022
1023 (define-public libsecp256k1
1024   (let ((commit "d644dda5c9dbdecee52d1aa259235510fdc2d4ee"))
1025     (package
1026       (name "libsecp256k1")
1027       (version (git-version "20191213" "1" commit))
1028       (source (origin
1029                 (method git-fetch)
1030                 (uri (git-reference
1031                       (url "https://github.com/bitcoin-core/secp256k1")
1032                       (commit commit)))
1033                 (sha256
1034                  (base32
1035                   "0zmx32746khsm2cx0p3pdy3j2vkwmafvf7axiixijhgcg0xjv93i"))
1036                 (file-name (git-file-name name version))))
1037       (build-system gnu-build-system)
1038       (native-inputs
1039        `(("autoconf" ,autoconf)
1040          ("automake" ,automake)
1041          ("libtool" ,libtool)))
1042       ;; WARNING: This package might need additional configure flags to run properly.
1043       ;; See https://git.archlinux.org/svntogit/community.git/tree/trunk/PKGBUILD?h=packages/libsecp256k1.
1044       (synopsis "C library for EC operations on curve secp256k1")
1045       (description
1046        "Optimized C library for EC operations on curve secp256k1.
1047
1048 This library is a work in progress and is being used to research best
1049 practices.  Use at your own risk.
1050
1051 Features:
1052
1053 @itemize
1054 @item secp256k1 ECDSA signing/verification and key generation.
1055 @item Adding/multiplying private/public keys.
1056 @item Serialization/parsing of private keys, public keys, signatures.
1057 @item Constant time, constant memory access signing and pubkey generation.
1058 @item Derandomized DSA (via RFC6979 or with a caller provided function.)
1059 @item Very efficient implementation.
1060 @end itemize\n")
1061       (home-page "https://github.com/bitcoin-core/secp256k1")
1062       (license license:unlicense))))
1063
1064 (define-public libsecp256k1-bitcoin-cash
1065   (package
1066     (name "libsecp256k1-bitcoin-cash")
1067     (version "0.22.1")
1068     (source
1069      (origin
1070        (method git-fetch)
1071        (uri (git-reference
1072              (url "https://github.com/Bitcoin-ABC/secp256k1")
1073              (commit (string-append "v" version))))
1074        (file-name (git-file-name name version))
1075        (sha256
1076         (base32 "1rnif3iny6pz1r3g69bagzr342mm3x0v66b60csnmm1rg44bd5v1"))))
1077     (build-system gnu-build-system)
1078     (native-inputs
1079      `(("autoconf" ,autoconf)
1080        ("automake" ,automake)
1081        ("libtool" ,libtool)))
1082     (arguments
1083      '(#:configure-flags '("--enable-module-recovery"
1084                            "--enable-experimental"
1085                            "--enable-module-ecdh"
1086                            "--disable-jni"
1087                            "--with-bignum=no"
1088                            "--enable-module-schnorr"
1089                            "--disable-static"
1090                            "--enable-shared")))
1091     (synopsis "Optimized C library for EC operations on curve secp256k1")
1092     (description
1093      "Optimized C library for cryptographic operations on curve secp256k1.
1094
1095 This library is used for consensus critical cryptographic operations on the
1096 Bitcoin Cash network.
1097
1098 Features:
1099
1100 @itemize
1101 @item secp256k1 ECDSA signing/verification and key generation.
1102 @item secp256k1 Schnorr signing/verification (Bitcoin Cash Schnorr variant).
1103 @item Additive and multiplicative tweaking of secret/public keys.
1104 @item Serialization/parsing of secret keys, public keys, signatures.
1105 @item Constant time, constant memory access signing and pubkey generation.
1106 @item Derandomized ECDSA (via RFC6979 or with a caller provided function).
1107 @item Very efficient implementation.
1108 @item Suitable for embedded systems.
1109 @item Optional module for public key recovery.
1110 @item Optional module for ECDH key exchange (experimental).
1111 @item Optional module for multiset hash (experimental).
1112 @end itemize\n")
1113     (home-page "https://github.com/Bitcoin-ABC/secp256k1")
1114     (license license:expat)))
1115
1116 (define-public stoken
1117   (package
1118     (name "stoken")
1119     (version "0.92")
1120     (source (origin
1121               (method url-fetch)
1122               (uri (string-append "mirror://sourceforge/stoken/"
1123                                   "stoken-" version ".tar.gz"))
1124               (sha256
1125                (base32
1126                 "0npgr6y85gzwksy8jkwa4yzvqwjprwnplx3yiw3ayk4f0ldlhaxa"))))
1127     (build-system gnu-build-system)
1128     (native-inputs
1129      `(("pkg-config" ,pkg-config)))
1130     (inputs
1131      `(("nettle" ,nettle)
1132        ("libxml2" ,libxml2)))
1133     (home-page "http://stoken.sf.net")
1134     (synopsis "Software Token for cryptographic authentication")
1135     (description
1136      "@code{stoken} is a token code generator compatible with RSA SecurID
1137 128-bit (AES) tokens.  This package contains a standalone command-line program
1138 that allows for importing token seeds, generating token codes, and various
1139 utility/testing functions.")
1140     (license license:lgpl2.1+)))
1141
1142 (define-public hpenc
1143   (package
1144     (name "hpenc")
1145     (version "3.0")
1146     (source (origin
1147               (method git-fetch)
1148               (uri (git-reference
1149                      (url "https://github.com/vstakhov/hpenc")
1150                      (commit version)))
1151               (file-name (git-file-name name version))
1152               (sha256
1153                (base32
1154                 "1fb5yi3d2k8kd4zm7liiqagpz610y168xrr1cvn7cbq314jm2my1"))))
1155     (build-system gnu-build-system)
1156     (arguments
1157      `(#:tests? #f ; No test suite
1158        #:make-flags
1159        (list (string-append "PREFIX=" (assoc-ref %outputs "out"))
1160              ;; Build the program and the docs.
1161              "SUBDIRS=src doc")
1162        #:phases
1163        (modify-phases %standard-phases
1164          (delete 'configure) ; No ./configure script
1165          (add-after 'unpack 'patch-path
1166            (lambda _
1167              (substitute* '("src/Makefile" "doc/Makefile")
1168                (("/usr/bin/install")
1169                 "install"))))
1170          (add-before 'install 'make-output-directories
1171            (lambda* (#:key outputs #:allow-other-keys)
1172              (let* ((out (assoc-ref outputs "out"))
1173                     (bin (string-append out "/bin"))
1174                     (man1 (string-append out "/share/man/man1")))
1175                (mkdir-p bin)
1176                (mkdir-p man1)
1177                #t))))))
1178     (inputs
1179      `(("libsodium" ,libsodium)
1180        ("openssl" ,openssl)))
1181     (synopsis "High-performance command-line tool for stream encryption")
1182     (description "Hpenc is a command-line tool for performing authenticated
1183 encryption (AES-GCM and ChaCha20-Poly1305) of streaming data.  It does not
1184 perform an asymmetric key exchange, instead requiring the user to distribute
1185 pre-shared keys out of band.  It is designed to handle large amounts of data
1186 quickly by using all your CPU cores and hardware acceleration.")
1187     (home-page "https://github.com/vstakhov/hpenc")
1188     (license license:bsd-3)))
1189
1190 (define-public minisign
1191   (package
1192     (name "minisign")
1193     (version "0.9")
1194     (source
1195      (origin
1196        (method url-fetch)
1197        (uri
1198         (string-append "https://github.com/jedisct1/minisign/releases/download/"
1199                        version "/minisign-" version ".tar.gz"))
1200        (sha256
1201         (base32 "1h9cfvvm6lqq33b2wdar1x3w4k7zyrscavllyb0l5dmcdabq60r2"))))
1202     (build-system cmake-build-system)
1203     (arguments
1204      ; No test suite
1205      `(#:tests? #f))
1206     (native-inputs
1207      `(("pkg-config" ,pkg-config)))
1208     (inputs
1209      `(("libsodium" ,libsodium)))
1210     (home-page "https://jedisct1.github.io/minisign")
1211     (synopsis "Tool to sign files and verify signatures")
1212     (description
1213      "Minisign is a dead simple tool to sign files and verify signatures.  It is
1214 portable, lightweight, and uses the highly secure Ed25519 public-key signature
1215 system.  Signature written by minisign can be verified using OpenBSD's
1216 signify tool: public key files and signature files are compatible.  However,
1217 minisign uses a slightly different format to store secret keys.  Minisign
1218 signatures include trusted comments in addition to untrusted comments.
1219 Trusted comments are signed, thus verified, before being displayed.")
1220     (license license:isc)))
1221
1222 (define-public libolm
1223   (package
1224     (name "libolm")
1225     (version "3.1.5")
1226     (source (origin
1227               (method git-fetch)
1228               (uri (git-reference
1229                     (url "https://git.matrix.org/git/olm")
1230                     (commit version)))
1231               (sha256
1232                (base32
1233                 "030g0jmmvhx2dh32k708sz6cdd5q1wz48i4gigh6dclqk10w28lm"))
1234               (file-name (git-file-name name version))))
1235     (arguments
1236      `(#:phases
1237        (modify-phases %standard-phases
1238          (replace 'check
1239            (lambda _
1240              (invoke "ctest" "build/tests"))))))
1241     (build-system cmake-build-system)
1242     (synopsis "Implementation of the olm and megolm cryptographic ratchets")
1243     (description "The libolm library implements the Double Ratchet
1244 cryptographic ratchet.  It is written in C and C++11, and exposed as a C
1245 API.")
1246     (home-page "https://matrix.org/docs/projects/other/olm/")
1247     (license license:asl2.0)))
1248
1249 (define-public hash-extender
1250   (let ((commit "cb8aaee49f93e9c0d2f03eb3cafb429c9eed723d")
1251         (revision "2"))
1252     (package
1253       (name "hash-extender")
1254       (version (git-version "0.0" revision commit))
1255       (source (origin
1256                 (method git-fetch)
1257                 (uri (git-reference
1258                       (url "https://github.com/iagox86/hash_extender")
1259                       (commit commit)))
1260                 (sha256
1261                  (base32
1262                   "1fj118566hr1wv03az2w0iqknazsqqkak0mvlcvwpgr6midjqi9b"))
1263                 (file-name (git-file-name name version))))
1264       (build-system gnu-build-system)
1265       (arguments
1266        `(#:phases
1267          (modify-phases %standard-phases
1268            (delete 'configure)
1269            (replace 'check
1270              (lambda _
1271                (invoke "./hash_extender_test")))
1272            (replace 'install
1273              (lambda* (#:key outputs #:allow-other-keys)
1274                (let* ((outdir (assoc-ref outputs "out"))
1275                       (bindir (string-append outdir "/bin"))
1276                       (docdir (string-append outdir
1277                                              "/share/doc/hash-extender-"
1278                                              ,version)))
1279                  (install-file "hash_extender" bindir)
1280                  (install-file "README.md" docdir)
1281                  #t))))))
1282       (inputs
1283        `(("openssl" ,openssl)))
1284       (synopsis "Tool for hash length extension attacks")
1285       (description "@command{hash_extender} is a utility for performing hash
1286 length extension attacks supporting MD4, MD5, RIPEMD-160, SHA-0, SHA-1,
1287 SHA-256, SHA-512, and WHIRLPOOL hashes.")
1288       (home-page "https://github.com/iagox86/hash_extender")
1289       (license license:bsd-3))))