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 ng0 <ng0@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 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 Jakub Kądziołka <kuba@kadziolka.net>
  18 ;;;
  19 ;;; This file is part of GNU Guix.
  20 ;;;
  21 ;;; GNU Guix is free software; you can redistribute it and/or modify it
  22 ;;; under the terms of the GNU General Public License as published by
  23 ;;; the Free Software Foundation; either version 3 of the License, or (at
  24 ;;; your option) any later version.
  25 ;;;
  26 ;;; GNU Guix is distributed in the hope that it will be useful, but
  27 ;;; WITHOUT ANY WARRANTY; without even the implied warranty of
  28 ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  29 ;;; GNU General Public License for more details.
  30 ;;;
  31 ;;; You should have received a copy of the GNU General Public License
  32 ;;; along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.
  33
  34 (define-module (gnu packages crypto)
  35   #:use-module (gnu packages)
  36   #:use-module (gnu packages admin)
  37   #:use-module (gnu packages aidc)
  38   #:use-module (gnu packages attr)
  39   #:use-module (gnu packages autotools)
  40   #:use-module (gnu packages boost)
  41   #:use-module (gnu packages check)
  42   #:use-module (gnu packages compression)
  43   #:use-module (gnu packages cryptsetup)
  44   #:use-module (gnu packages gettext)
  45   #:use-module (gnu packages gnupg)
  46   #:use-module (gnu packages image)
  47   #:use-module (gnu packages kerberos)
  48   #:use-module (gnu packages libbsd)
  49   #:use-module (gnu packages libffi)
  50   #:use-module (gnu packages linux)
  51   #:use-module (gnu packages lsof)
  52   #:use-module (gnu packages nettle)
  53   #:use-module (gnu packages password-utils)
  54   #:use-module (gnu packages perl)
  55   #:use-module (gnu packages perl-check)
  56   #:use-module (gnu packages pkg-config)
  57   #:use-module (gnu packages python)
  58   #:use-module (gnu packages python-xyz)
  59   #:use-module (gnu packages readline)
  60   #:use-module (gnu packages search)
  61   #:use-module (gnu packages serialization)
  62   #:use-module (gnu packages shells)
  63   #:use-module (gnu packages sqlite)
  64   #:use-module (gnu packages tcl)
  65   #:use-module (gnu packages tls)
  66   #:use-module (gnu packages xml)
  67   #:use-module ((guix licenses) #:prefix license:)
  68   #:use-module (guix packages)
  69   #:use-module (guix download)
  70   #:use-module (guix git-download)
  71   #:use-module (guix build-system cmake)
  72   #:use-module (guix build-system gnu)
  73   #:use-module (guix build-system perl)
  74   #:use-module (guix utils)
  75   #:use-module (srfi srfi-1)
  76   #:use-module (srfi srfi-26))
  77
  78 (define-public libsodium
  79   (package
  80     (name "libsodium")
  81     (version "1.0.18")
  82     (source (origin
  83             (method url-fetch)
  84             (uri (list (string-append
  85                         "https://download.libsodium.org/libsodium/"
  86                         "releases/libsodium-" version ".tar.gz")
  87                        (string-append
  88                         "https://download.libsodium.org/libsodium/"
  89                         "releases/old/libsodium-" version ".tar.gz")))
  90             (sha256
  91              (base32
  92               "1h9ncvj23qbbni958knzsli8dvybcswcjbx0qjjgi922nf848l3g"))))
  93     (build-system gnu-build-system)
  94     (synopsis "Portable NaCl-based crypto library")
  95     (description
  96      "Sodium is a new easy-to-use high-speed software library for network
  97 communication, encryption, decryption, signatures, etc.")
  98     (license license:isc)
  99     (home-page "https://libsodium.org")))
 100
 101 (define-public libmd
 102   (package
 103     (name "libmd")
 104     (version "1.0.1")
 105     (source (origin
 106             (method url-fetch)
 107             (uri
 108              (list
 109               (string-append "https://archive.hadrons.org/software/libmd/libmd-"
 110                              version ".tar.xz")
 111               (string-append "https://libbsd.freedesktop.org/releases/libmd-"
 112                              version ".tar.xz")))
 113             (sha256
 114              (base32
 115               "0waclg2d5qin3r26gy5jvy4584ik60njc8pqbzwk0lzq3j9ynkp1"))))
 116     (build-system gnu-build-system)
 117     (synopsis "Message Digest functions from BSD systems")
 118     (description
 119      "The currently provided message digest algorithms are:
 120 @itemize
 121 @item MD2
 122 @item MD4
 123 @item MD5
 124 @item RIPEMD-160
 125 @item SHA-1
 126 @item SHA-2 (SHA-256, SHA-384 and SHA-512)
 127 @end itemize")
 128     (license (list license:bsd-3
 129                    license:bsd-2
 130                    license:isc
 131                    license:public-domain))
 132     (home-page "https://www.hadrons.org/software/libmd/")))
 133
 134 (define-public signify
 135   (package
 136     (name "signify")
 137     (version "29")
 138     (home-page "https://github.com/aperezdc/signify")
 139     (source (origin
 140               (method url-fetch)
 141               (uri (string-append "https://github.com/aperezdc/signify/releases"
 142                                   "/download/v" version "/signify-" version ".tar.xz"))
 143               (sha256
 144                (base32
 145                 "1bzcax5kb4lr0rmpmrdpq5q0iq6b2dxzpl56li8aanbkck1c7hd9"))))
 146     (build-system gnu-build-system)
 147     ;; TODO Build with libwaive (described in README.md), to implement something
 148     ;; like OpenBSD's pledge().
 149     (arguments
 150      `(#:make-flags
 151        (list "CC=gcc"
 152              (string-append "PREFIX=" (assoc-ref %outputs "out")))
 153        #:phases
 154        (modify-phases %standard-phases
 155          (delete 'configure))))
 156     (native-inputs
 157      `(("pkg-config" ,pkg-config)))
 158     (inputs
 159      `(("libbsd" ,libbsd)))
 160     (synopsis "Create and verify cryptographic signatures")
 161     (description "The signify utility creates and verifies cryptographic
 162 signatures using the elliptic curve Ed25519.  This is a Linux port of the
 163 OpenBSD tool of the same name.")
 164     ;; This package includes third-party code that was originally released under
 165     ;; various non-copyleft licenses. See the source files for clarification.
 166     (license (list license:bsd-3 license:bsd-4 license:expat license:isc
 167                    license:public-domain (license:non-copyleft
 168                                           "file://base64.c"
 169                                           "See base64.c in the distribution for
 170                                            the license from IBM.")))))
 171
 172 (define-public encfs
 173   (package
 174     (name "encfs")
 175     (version "1.9.5")
 176     (source
 177      (origin
 178        (method url-fetch)
 179        (uri
 180         (string-append "https://github.com/vgough/encfs/releases/download/v"
 181                        version "/encfs-" version ".tar.gz"))
 182        (sha256
 183         (base32
 184          "0qzxavvv20577bxvly8s7d3y7bqasqclc2mllp0ddfncjm9z02a7"))
 185        (modules '((guix build utils)))
 186        ;; Remove bundled dependencies in favour of proper inputs.
 187        (snippet '(begin
 188                    (for-each delete-file-recursively
 189                              '("vendor/github.com/leethomason/tinyxml2"
 190                                "vendor/github.com/google/googletest"))
 191                    #t))))
 192     (build-system cmake-build-system)
 193     (native-inputs
 194      `(("gettext" ,gettext-minimal)
 195
 196        ;; Test dependencies.
 197        ("expect" ,expect)
 198        ("googletest-source" ,(package-source googletest))
 199        ("perl" ,perl)))
 200     (inputs
 201      `(("attr" ,attr)
 202        ("fuse" ,fuse)
 203        ("openssl" ,openssl)
 204        ("tinyxml2" ,tinyxml2)))
 205     (arguments
 206      `(#:configure-flags (list "-DUSE_INTERNAL_TINYXML=OFF")
 207        #:phases
 208        (modify-phases %standard-phases
 209          (add-after 'unpack 'unpack-googletest
 210            (lambda* (#:key inputs #:allow-other-keys)
 211              (mkdir-p "vendor/github.com/google/googletest")
 212              (copy-recursively (assoc-ref inputs "googletest-source")
 213                                "vendor/github.com/google/googletest")
 214              #t))
 215          (add-before 'configure 'patch-CMakeLists.txt
 216            (lambda _
 217              ;; Prevent CMake from adding libc on the system include path.
 218              ;; Otherwise it will interfere with the libc used by GCC and
 219              ;; ultimately cause #include_next errors.
 220              (substitute* "CMakeLists.txt"
 221                (("include_directories \\(SYSTEM \\$\\{Intl_INCLUDE_DIRS\\}\\)")
 222                 ""))
 223              #t))
 224          (add-before 'check 'make-unittests
 225            (lambda _
 226              (invoke "make" "unittests"))))))
 227     (home-page "https://vgough.github.io/encfs")
 228     (synopsis "Encrypted virtual file system")
 229     (description
 230      "EncFS creates a virtual encrypted file system in user-space.  Each file
 231 created under an EncFS mount point is stored as a separate encrypted file on
 232 the underlying file system.  Like most encrypted file systems, EncFS is meant
 233 to provide security against off-line attacks, such as a drive falling into
 234 the wrong hands.")
 235     (license (list license:expat                  ; internal/easylogging++.h
 236                    license:lgpl3+                 ; encfs library
 237                    license:gpl3+))))              ; command-line tools
 238
 239 (define-public keyutils
 240   (package
 241     (name "keyutils")
 242     (version "1.6.1")
 243     (source
 244      (origin
 245        (method url-fetch)
 246        (uri
 247         (string-append "https://people.redhat.com/dhowells/keyutils/keyutils-"
 248                        version ".tar.bz2"))
 249        (sha256
 250         (base32 "1kk4pmyflgplkgxn2bzpc069ph9c9jdd9ikcsyd5pnaimqi5gcf8"))
 251        (modules '((guix build utils)))
 252        ;; Create relative symbolic links instead of absolute ones to /lib/*.
 253        (snippet '(begin
 254                    (substitute* "Makefile" (("\\$\\(LNS\\) \\$\\(LIBDIR\\)/")
 255                                             "$(LNS) "))
 256                    #t))))
 257     (build-system gnu-build-system)
 258     (arguments
 259      `(#:phases (modify-phases %standard-phases
 260                   (delete 'configure))          ; no configure script
 261        #:make-flags (list "CC=gcc"
 262                           "RPATH=-Wl,-rpath,$(DESTDIR)$(LIBDIR)"
 263                           (string-append "DESTDIR="
 264                                          (assoc-ref %outputs "out"))
 265                           "INCLUDEDIR=/include"
 266                           "LIBDIR=/lib"
 267                           "MANDIR=/share/man"
 268                           "SHAREDIR=/share/keyutils")
 269        #:test-target "test"))
 270     (inputs
 271      `(("mit-krb5" ,mit-krb5)))
 272     (home-page "https://people.redhat.com/dhowells/keyutils/")
 273     (synopsis "Linux key management utilities")
 274     (description
 275      "Keyutils is a set of utilities for managing the key retention facility in
 276 the Linux kernel, which can be used by file systems, block devices, and more to
 277 gain and retain the authorization and encryption keys required to perform
 278 secure operations. ")
 279     (license (list license:lgpl2.1+             ; the files keyutils.*
 280                    license:gpl2+))))            ; the rest
 281
 282 ;; There is no release candidate but commits point out a version number,
 283 ;; furthermore no tarball exists.
 284 (define-public eschalot
 285   (let ((commit "0bf31d88a11898c19b1ed25ddd2aff7b35dbac44")
 286         (revision "1"))
 287     (package
 288       (name "eschalot")
 289       (version (string-append "1.2.0-" revision "." (string-take commit 7)))
 290       (source
 291        (origin
 292          (method git-fetch)
 293          (uri (git-reference
 294                (url "https://github.com/schnabear/eschalot")
 295                (commit commit)))
 296          (file-name (string-append name "-" version))
 297          (sha256
 298           (base32
 299            "0lj38ldh8vzi11wp4ghw4k0fkwp0s04zv8k8d473p1snmbh7mx98"))))
 300       (inputs
 301        `(("openssl" ,openssl))) ; It needs: openssl/{bn,pem,rsa,sha}.h
 302       (build-system gnu-build-system)
 303       (arguments
 304        `(#:make-flags (list "CC=gcc"
 305                             (string-append "PREFIX=" (assoc-ref %outputs "out"))
 306                             (string-append "INSTALL=" "install"))
 307          ;; XXX: make test would run a !VERY! long hashing of names with the use
 308          ;; of a wordlist, the amount of computing time this would waste on build
 309          ;; servers is in no relation to the size or importance of this small
 310          ;; application, therefore we run our own tests on eschalot and worgen.
 311          #:phases
 312          (modify-phases %standard-phases
 313            (delete 'configure)
 314            (replace 'check
 315              (lambda _
 316                (invoke "./worgen" "8-12" "top1000.txt" "3-10" "top400nouns.txt"
 317                        "3-6" "top150adjectives.txt" "3-6")
 318                (invoke "./eschalot" "-r" "^guix|^guixsd")
 319                (invoke "./eschalot" "-r" "^gnu|^free")
 320                (invoke "./eschalot" "-r" "^cyber|^hack")
 321                (invoke "./eschalot" "-r" "^troll")))
 322            ;; Make install can not create the bin dir, create it.
 323            (add-before 'install 'create-bin-dir
 324              (lambda* (#:key outputs #:allow-other-keys)
 325                (let* ((out (assoc-ref outputs "out"))
 326                       (bin (string-append out "/bin")))
 327                  (mkdir-p bin)
 328                  #t))))))
 329       (home-page "https://github.com/schnabear/eschalot")
 330       (synopsis "Tor hidden service name generator")
 331       (description
 332        "Eschalot is a tor hidden service name generator, it allows one to
 333 produce customized vanity .onion addresses using a brute-force method.  Searches
 334 for valid names can be run with regular expressions and wordlists.  For the
 335 generation of wordlists the included tool @code{worgen} can be used.  There is
 336 no man page, refer to the home page for usage details.")
 337       (license (list license:isc license:expat)))))
 338
 339 (define-public tomb
 340   (package
 341     (name "tomb")
 342     (version "2.7")
 343     (source (origin
 344               (method url-fetch)
 345               (uri (string-append "https://files.dyne.org/tomb/"
 346                                   "Tomb-" version ".tar.gz"))
 347               (sha256
 348                (base32
 349                 "0x3al02796vx1cvy6y6h685c367qx70dwv471g0hmks2gr10f0cn"))
 350               (patches (search-patches "tomb-fix-errors-on-open.patch"))))
 351     (build-system gnu-build-system)
 352     (native-inputs `(("sudo" ,sudo)))   ;presence needed for 'check' phase
 353     (inputs
 354      `(("zsh" ,zsh)
 355        ("gnupg" ,gnupg)
 356        ("cryptsetup" ,cryptsetup)
 357        ("e2fsprogs" ,e2fsprogs)         ;for mkfs.ext4
 358        ("gettext" ,gettext-minimal)     ;used at runtime
 359        ("lsof" ,lsof)
 360        ("mlocate" ,mlocate)
 361        ("pinentry" ,pinentry)
 362        ("qrencode" ,qrencode)
 363        ("steghide" ,steghide)
 364        ("util-linux" ,util-linux)))
 365     (arguments
 366      `(#:make-flags (list (string-append "PREFIX=" (assoc-ref %outputs "out")))
 367        ;; The "sudo" input is needed only to satisfy dependency checks in the
 368        ;; 'check' phase.  The "sudo" used at runtime should come from the
 369        ;; system's setuid-programs, so ensure no reference is kept.
 370        #:disallowed-references (,sudo)
 371        ;; TODO: Build and install gtk and qt trays
 372        #:phases
 373        (modify-phases %standard-phases
 374          (delete 'configure)            ;no configuration to be done
 375          (add-after 'install 'i18n
 376            (lambda* (#:key make-flags #:allow-other-keys)
 377              (apply invoke "make" "-C" "extras/translations"
 378                     "install" make-flags)
 379              #t))
 380          (add-after 'install 'wrap
 381            (lambda* (#:key inputs outputs #:allow-other-keys)
 382              (let ((out (assoc-ref outputs "out")))
 383                (wrap-program (string-append out "/bin/tomb")
 384                  `("PATH" ":" prefix
 385                    (,(string-append (assoc-ref inputs "mlocate") "/bin")
 386                     ,@(map (lambda (program)
 387                              (or (and=> (which program) dirname)
 388                                  (error "program not found:" program)))
 389                            '("seq" "mkfs.ext4" "pinentry"
 390                              "gpg" "cryptsetup" "gettext" "lsof"
 391                              "qrencode" "steghide" "findmnt")))))
 392                #t)))
 393          (delete 'check)
 394          (add-after 'wrap 'check
 395            (lambda* (#:key outputs #:allow-other-keys)
 396              ;; Running the full tests requires sudo/root access for
 397              ;; cryptsetup, which is not available in the build environment.
 398              ;; But we can run `tomb dig` without root, so make sure that
 399              ;; works.  TODO: It Would Be Nice to check the expected "index",
 400              ;; "search", "bury", and "exhume" features are available by
 401              ;; querying `tomb -h`.
 402              (let ((tomb (string-append (assoc-ref outputs "out")
 403                                         "/bin/tomb")))
 404                (invoke tomb "dig" "-s" "10" "secrets.tomb")
 405                #t))))))
 406     (home-page "https://www.dyne.org/software/tomb")
 407     (synopsis "File encryption for secret data")
 408     (description
 409      "Tomb is an application to manage the creation and access of encrypted
 410 storage files: it can be operated from commandline and it can integrate with a
 411 user's graphical desktop.")
 412     (license license:gpl3+)))
 413
 414 (define-public scrypt
 415   (package
 416     (name "scrypt")
 417     (version "1.2.1")
 418     (source
 419       (origin
 420         (method url-fetch)
 421         (uri (string-append "https://www.tarsnap.com/scrypt/scrypt-"
 422                             version ".tgz"))
 423         (sha256
 424          (base32
 425           "0xy5yhrwwv13skv9im9vm76rybh9f29j2dh4hlh2x01gvbkza8a6"))))
 426     (build-system gnu-build-system)
 427     (arguments
 428      `(#:phases (modify-phases %standard-phases
 429         (add-after 'unpack 'patch-command-invocations
 430           (lambda _
 431             (substitute* "Makefile.in"
 432               (("command -p") ""))
 433             #t))
 434         (add-after 'install 'install-docs
 435           (lambda* (#:key outputs #:allow-other-keys)
 436             (let* ((out (assoc-ref %outputs "out"))
 437                    (misc (string-append out "/share/doc/scrypt")))
 438               (install-file "FORMAT" misc)
 439               #t))))))
 440     (inputs
 441      `(("openssl" ,openssl)))
 442     (home-page "https://www.tarsnap.com/scrypt.html")
 443     (synopsis "Memory-hard encryption tool based on scrypt")
 444     (description "This package provides a simple password-based encryption
 445 utility as a demonstration of the @code{scrypt} key derivation function.
 446 @code{Scrypt} is designed to be far more resistant against hardware brute-force
 447 attacks than alternative functions such as @code{PBKDF2} or @code{bcrypt}.")
 448     (license license:bsd-2)))
 449
 450 (define-public libscrypt
 451   (package
 452     (name "libscrypt")
 453     (version "1.21")
 454     (source
 455      (origin
 456        (method git-fetch)
 457        (uri (git-reference
 458              (url "https://github.com/technion/libscrypt.git")
 459              (commit (string-append "v" version))))
 460        (file-name (git-file-name name version))
 461        (sha256
 462         (base32
 463          "1d76ys6cp7fi4ng1w3mz2l0p9dbr7ljbk33dcywyimzjz8bahdng"))))
 464     (build-system gnu-build-system)
 465     (arguments
 466      `(#:make-flags (list (string-append "PREFIX=" %output)
 467                           "CC=gcc")
 468        #:phases
 469        (modify-phases %standard-phases
 470          (delete 'configure))))
 471     (home-page "https://lolware.net/libscrypt.html")
 472     (synopsis "Password hashing library")
 473     (description "@code{libscrypt} implements @code{scrypt} key derivation
 474 function.  It is designed to be far more secure against hardware brute-force
 475 attacks than alternative functions such as @code{PBKDF2} or @code{bcrypt}.")
 476     (license license:bsd-3)))
 477
 478 (define-public perl-math-random-isaac-xs
 479   (package
 480     (name "perl-math-random-isaac-xs")
 481     (version "1.004")
 482     (source
 483      (origin
 484        (method url-fetch)
 485        (uri (string-append "mirror://cpan/authors/id/J/JA/JAWNSY/"
 486                            "Math-Random-ISAAC-XS-" version ".tar.gz"))
 487        (sha256
 488         (base32
 489          "0yxqqcqvj51fn7b7j5xqhz65v74arzgainn66c6k7inijbmr1xws"))))
 490     (build-system perl-build-system)
 491     (native-inputs
 492      `(("perl-module-build" ,perl-module-build)
 493        ("perl-test-nowarnings" ,perl-test-nowarnings)))
 494     (home-page "https://metacpan.org/release/Math-Random-ISAAC-XS")
 495     (synopsis "C implementation of the ISAAC PRNG algorithm")
 496     (description "ISAAC (Indirection, Shift, Accumulate, Add, and Count) is a
 497 fast pseudo-random number generator.  It is suitable for applications where a
 498 significant amount of random data needs to be produced quickly, such as
 499 solving using the Monte Carlo method or for games.  The results are uniformly
 500 distributed, unbiased, and unpredictable unless you know the seed.
 501
 502 This package implements the same interface as @code{Math::Random::ISAAC}.")
 503     (license license:public-domain)))
 504
 505 (define-public perl-math-random-isaac
 506   (package
 507     (name "perl-math-random-isaac")
 508     (version "1.004")
 509     (source
 510      (origin
 511        (method url-fetch)
 512        (uri (string-append "mirror://cpan/authors/id/J/JA/JAWNSY/"
 513                            "Math-Random-ISAAC-" version ".tar.gz"))
 514        (sha256
 515         (base32
 516          "0z1b3xbb3xz71h25fg6jgsccra7migq7s0vawx2rfzi0pwpz0wr7"))))
 517     (build-system perl-build-system)
 518     (native-inputs
 519      `(("perl-test-nowarnings" ,perl-test-nowarnings)))
 520     (propagated-inputs
 521      `(("perl-math-random-isaac-xs" ,perl-math-random-isaac-xs)))
 522     (home-page "https://metacpan.org/release/Math-Random-ISAAC")
 523     (synopsis "Perl interface to the ISAAC PRNG algorithm")
 524     (description "ISAAC (Indirection, Shift, Accumulate, Add, and Count) is a
 525 fast pseudo-random number generator.  It is suitable for applications where a
 526 significant amount of random data needs to be produced quickly, such as
 527 solving using the Monte Carlo method or for games.  The results are uniformly
 528 distributed, unbiased, and unpredictable unless you know the seed.
 529
 530 This package provides a Perl interface to the ISAAC pseudo random number
 531 generator.")
 532     (license license:public-domain)))
 533
 534 (define-public perl-crypt-random-source
 535   (package
 536     (name "perl-crypt-random-source")
 537     (version "0.14")
 538     (source
 539      (origin
 540        (method url-fetch)
 541        (uri (string-append "mirror://cpan/authors/id/E/ET/ETHER/"
 542                            "Crypt-Random-Source-" version ".tar.gz"))
 543        (sha256
 544         (base32 "1rpdds3sy5l1fhngnkrsgwsmwd54wpicx3i9ds69blcskwkcwkpc"))))
 545     (build-system perl-build-system)
 546     (native-inputs
 547      `(("perl-module-build-tiny" ,perl-module-build-tiny)
 548        ("perl-test-fatal" ,perl-test-fatal)))
 549     (propagated-inputs
 550      `(("perl-capture-tiny" ,perl-capture-tiny)
 551        ("perl-module-find" ,perl-module-find)
 552        ("perl-module-runtime" ,perl-module-runtime)
 553        ("perl-moo" ,perl-moo)
 554        ("perl-namespace-clean" ,perl-namespace-clean)
 555        ("perl-sub-exporter" ,perl-sub-exporter)
 556        ("perl-type-tiny" ,perl-type-tiny)))
 557     (home-page "https://metacpan.org/release/Crypt-Random-Source")
 558     (synopsis "Get weak or strong random data from pluggable sources")
 559     (description "This module provides implementations for a number of
 560 byte-oriented sources of random data.")
 561     (license license:perl-license)))
 562
 563 (define-public perl-math-random-secure
 564   (package
 565     (name "perl-math-random-secure")
 566     (version "0.080001")
 567     (source
 568      (origin
 569        (method url-fetch)
 570        (uri (string-append "mirror://cpan/authors/id/F/FR/FREW/"
 571                            "Math-Random-Secure-" version ".tar.gz"))
 572        (sha256
 573         (base32
 574          "0dgbf4ncll4kmgkyb9fsaxn0vf2smc9dmwqzgh3259zc2zla995z"))))
 575     (build-system perl-build-system)
 576     (native-inputs
 577      `(("perl-list-moreutils" ,perl-list-moreutils)
 578        ("perl-test-leaktrace" ,perl-test-leaktrace)
 579        ("perl-test-sharedfork" ,perl-test-sharedfork)
 580        ("perl-test-warn" ,perl-test-warn)))
 581     (inputs
 582      `(("perl-crypt-random-source" ,perl-crypt-random-source)
 583        ("perl-math-random-isaac" ,perl-math-random-isaac)
 584        ("perl-math-random-isaac-xs" ,perl-math-random-isaac-xs)
 585        ("perl-moo" ,perl-moo)))
 586     (home-page "https://metacpan.org/release/Math-Random-Secure")
 587     (synopsis "Cryptographically secure replacement for rand()")
 588     (description "This module is intended to provide a
 589 cryptographically-secure replacement for Perl's built-in @code{rand} function.
 590 \"Crytographically secure\", in this case, means:
 591
 592 @enumerate
 593 @item No matter how many numbers you see generated by the random number
 594 generator, you cannot guess the future numbers, and you cannot guess the seed.
 595 @item There are so many possible seeds that it would take decades, centuries,
 596 or millennia for an attacker to try them all.
 597 @item The seed comes from a source that generates relatively strong random
 598 data on your platform, so the seed itself will be as random as possible.
 599 @end enumerate\n")
 600     (license license:artistic2.0)))
 601
 602 (define-public crypto++
 603   (package
 604     (name "crypto++")
 605     (version "8.2.0")
 606     (source (origin
 607               (method url-fetch/zipbomb)
 608               (uri (string-append "https://cryptopp.com/cryptopp"
 609                                   (string-join (string-split version #\.) "")
 610                                   ".zip"))
 611               (sha256
 612                (base32
 613                 "0n40hlz5jkvlcp9vxrj0fsrcfp7dm0zmmv6h52dx3f8i5qjf5w03"))))
 614     (build-system gnu-build-system)
 615     (arguments
 616      `(#:make-flags
 617        (list (string-append "PREFIX=" (assoc-ref %outputs "out"))
 618              ;; Override "/sbin/ldconfig" with simply "echo" since
 619              ;; we don't need ldconfig(8).
 620              "LDCONF=echo")
 621        #:phases
 622        (modify-phases %standard-phases
 623          (add-after 'unpack 'disable-native-optimisation
 624            ;; This package installs more than just headers.  Ensure that the
 625            ;; cryptest.exe binary & static library aren't CPU model specific.
 626            (lambda _
 627              (substitute* "GNUmakefile"
 628                ((" -march=native") ""))
 629              #t))
 630          (delete 'configure)
 631          (replace 'build
 632            ;; By default, only the static library is built.
 633            (lambda* (#:key (make-flags '()) #:allow-other-keys)
 634              (apply invoke "make" "shared"
 635                     "-j" (number->string (parallel-job-count))
 636                     make-flags)))
 637          (add-after 'install 'install-shared-library-links
 638            ;; By default, only .so and .so.x.y.z are installed.
 639            ;; Create all the ‘intermediates’ expected by dependent packages.
 640            (lambda* (#:key outputs #:allow-other-keys)
 641              (let* ((out (assoc-ref outputs "out"))
 642                     (lib (string-append out "/lib"))
 643                     (prefix "libcryptopp.so.")
 644                     (target (string-append prefix ,version)))
 645                (with-directory-excursion lib
 646                  (symlink target
 647                           (string-append prefix ,(version-major+minor version)))
 648                  (symlink target
 649                           (string-append prefix ,(version-major version)))
 650                  #t))))
 651          (add-after 'install 'install-pkg-config
 652            (lambda* (#:key outputs #:allow-other-keys)
 653              (let* ((out (assoc-ref outputs "out"))
 654                     (pkg-dir (string-append out "/lib/pkgconfig")))
 655                (mkdir-p pkg-dir)
 656                (with-output-to-file (string-append pkg-dir "/libcrypto++.pc")
 657                  (lambda _
 658                    (display
 659                     (string-append
 660                      "prefix=" out "\n"
 661                      "libdir=" out "/lib\n"
 662                      "includedir=" out "/include\n\n"
 663                      "Name: libcrypto++-" ,version "\n"
 664                      "Description: Class library of cryptographic schemes"
 665                      "Version: " ,version "\n"
 666                      "Libs: -L${libdir} -lcryptopp\n"
 667                      "Cflags: -I${includedir}\n"))
 668                    #t))))))))
 669     (native-inputs
 670      `(("unzip" ,unzip)))
 671     (home-page "https://cryptopp.com/")
 672     (synopsis "C++ class library of cryptographic schemes")
 673     (description "Crypto++ is a C++ class library of cryptographic schemes.")
 674     ;; The compilation is distributed under the Boost license; the individual
 675     ;; files in the compilation are in the public domain.
 676     (license (list license:boost1.0 license:public-domain))))
 677
 678 (define-public libb2
 679   (package
 680     (name "libb2")
 681     (version "0.98.1")
 682     (source (origin
 683               (method url-fetch)
 684               (uri (string-append
 685                     "https://github.com/BLAKE2/libb2/releases/download/v"
 686                     version "/libb2-" version ".tar.gz"))
 687               (sha256
 688                (base32
 689                 "0bn7yrzdixdvzm46shbhpkqbr6zyqyxiqn7a7x54ag3mrvfnyqjk"))))
 690     (build-system gnu-build-system)
 691     (arguments
 692      `(#:configure-flags
 693        (list
 694         ,@(if (any (cute string-prefix? <> (or (%current-system)
 695                                                (%current-target-system)))
 696                    '("x86_64" "i686"))
 697               ;; fat only checks for Intel optimisations
 698               '("--enable-fat")
 699               '())
 700         "--disable-native")))           ;don't optimise at build time
 701     (home-page "https://blake2.net/")
 702     (synopsis "Library implementing the BLAKE2 family of hash functions")
 703     (description
 704      "libb2 is a portable implementation of the BLAKE2 family of cryptographic
 705 hash functions.  It includes optimised implementations for IA-32 and AMD64
 706 processors, and an interface layer that automatically selects the best
 707 implementation for the processor it is run on.
 708
 709 @dfn{BLAKE2} (RFC 7693) is a family of high-speed cryptographic hash functions
 710 that are faster than MD5, SHA-1, SHA-2, and SHA-3, yet are at least as secure
 711 as the latest standard, SHA-3.  It is an improved version of the SHA-3 finalist
 712 BLAKE.")
 713     (license license:public-domain)))
 714
 715 (define-public rhash
 716   (package
 717     (name "rhash")
 718     (version "1.3.8")
 719     (source
 720      (origin
 721        (method url-fetch)
 722        (uri (string-append "https://github.com/rhash/RHash/archive/v"
 723                            version ".tar.gz"))
 724        (file-name (string-append name "-" version ".tar.gz"))
 725        (sha256
 726         (base32
 727          "0k60ywyhwqwqxa2q2l85vwgf884hcgy31nxir3dqgz7ymib6llxy"))))
 728     (build-system gnu-build-system)
 729     (arguments
 730      `(#:make-flags
 731        ;; The binaries in /bin need some help finding librhash.so.0.
 732        (list (string-append "LDFLAGS=-Wl,-rpath=" %output "/lib"))
 733        #:test-target "test"             ; ‘make check’ just checks the sources
 734        #:phases
 735        (modify-phases %standard-phases
 736          (replace 'configure
 737            ;; ./configure is not GNU autotools' and doesn't gracefully handle
 738            ;; unrecognized options, so we must call it manually.
 739            (lambda* (#:key outputs #:allow-other-keys)
 740              (invoke "./configure"
 741                      (string-append "--prefix=" (assoc-ref outputs "out")))))
 742          (add-after 'install 'install-library-extras
 743            (lambda* (#:key make-flags #:allow-other-keys)
 744              (apply invoke
 745                     "make" "-C" "librhash"
 746                     "install-lib-headers" "install-so-link"
 747                     make-flags))))))
 748     (home-page "https://sourceforge.net/projects/rhash/")
 749     (synopsis "Utility for computing hash sums")
 750     (description "RHash is a console utility for calculation and verification
 751 of magnet links and a wide range of hash sums like CRC32, MD4, MD5, SHA1,
 752 SHA256, SHA512, SHA3, AICH, ED2K, Tiger, DC++ TTH, BitTorrent BTIH, GOST R
 753 34.11-94, RIPEMD-160, HAS-160, EDON-R, Whirlpool and Snefru.")
 754     (license (license:non-copyleft "file://COPYING"))))
 755
 756 (define-public botan
 757   (package
 758     (name "botan")
 759     (version "2.12.1")
 760     (source (origin
 761               (method url-fetch)
 762               (uri (string-append "https://botan.randombit.net/releases/"
 763                                   "Botan-" version ".tar.xz"))
 764               (sha256
 765                (base32
 766                 "1ada3ga7b0z4m0vjmxlvfi4nsic2l8kjcy85jwss3z2i58a5y0vy"))))
 767     (build-system gnu-build-system)
 768     (arguments
 769      '(#:phases
 770        (modify-phases %standard-phases
 771          (replace 'configure
 772            (lambda* (#:key inputs outputs #:allow-other-keys)
 773              (let* ((out (assoc-ref %outputs "out"))
 774                     (lib (string-append out "/lib")))
 775                ;; Upstream tests and benchmarks with -O3.
 776                (setenv "CXXFLAGS" "-O3")
 777                (invoke "python" "./configure.py"
 778                        (string-append "--prefix=" out)
 779                        ;; Otherwise, the `botan` executable cannot find
 780                        ;; libbotan.
 781                        (string-append "--ldflags=-Wl,-rpath=" lib)
 782
 783                        "--with-os-feature=getentropy"
 784                        "--with-rst2man"
 785
 786                        ;; Recommended by upstream
 787                        "--with-zlib" "--with-bzip2" "--with-sqlite3"))))
 788          (replace 'check
 789            (lambda _ (invoke "./botan-test"))))))
 790     (native-inputs
 791      `(("python" ,python-wrapper)
 792        ("python-docutils" ,python-docutils)))
 793     (inputs
 794      `(("sqlite" ,sqlite)
 795        ("bzip2" ,bzip2)
 796        ("zlib" ,zlib)))
 797     (synopsis "Cryptographic library in C++11")
 798     (description "Botan is a cryptography library, written in C++11, offering
 799 the tools necessary to implement a range of practical systems, such as TLS/DTLS,
 800 PKIX certificate handling, PKCS#11 and TPM hardware support, password hashing,
 801 and post-quantum crypto schemes.  In addition to the C++, botan has a C89 API
 802 specifically designed to be easy to call from other languages.  A Python binding
 803 using ctypes is included, and several other language bindings are available.")
 804     (home-page "https://botan.randombit.net")
 805     (license license:bsd-2)))
 806
 807 (define-public ccrypt
 808   (package
 809     (name "ccrypt")
 810     (version "1.11")
 811     (source (origin
 812               (method url-fetch)
 813               (uri (string-append "mirror://sourceforge/ccrypt/"
 814                                   version "/ccrypt-" version ".tar.gz"))
 815               (sha256
 816                (base32
 817                 "0kx4a5mhmp73ljknl2lcccmw9z3f5y8lqw0ghaymzvln1984g75i"))))
 818     (build-system gnu-build-system)
 819     (home-page "http://ccrypt.sourceforge.net")
 820     (synopsis "Command-line utility for encrypting and decrypting files and streams")
 821     (description "@command{ccrypt} is a utility for encrypting and decrypting
 822 files and streams.  It was designed as a replacement for the standard unix
 823 @command{crypt} utility, which is notorious for using a very weak encryption
 824 algorithm.  @command{ccrypt} is based on the Rijndael block cipher, a version of
 825 which is also used in the Advanced Encryption Standard (AES, see
 826 @url{http://www.nist.gov/aes}).  This cipher is believed to provide very strong
 827 security.")
 828     (license license:gpl2)))
 829
 830 (define-public asignify
 831   (let ((commit "f58e7977a599f040797975d649ed318e25cbd2d5")
 832         (revision "0"))
 833     (package
 834       (name "asignify")
 835       (version (git-version "1.1" revision commit))
 836       (source (origin
 837                 (method git-fetch)
 838                 (uri (git-reference
 839                        (url "https://github.com/vstakhov/asignify.git")
 840                        (commit commit)))
 841                 (file-name (git-file-name name version))
 842                 (sha256
 843                  (base32
 844                   "1zl68qq6js6fdahxzyhvhrpyrwlv8c2zhdplycnfxyr1ckkhq8dw"))))
 845       (build-system gnu-build-system)
 846       (arguments
 847        `(#:configure-flags
 848          (list "--enable-openssl"
 849                (string-append "--with-openssl="
 850                               (assoc-ref %build-inputs "openssl")))))
 851       (native-inputs
 852        `(("autoconf" ,autoconf)
 853          ("automake" ,automake)
 854          ("libtool" ,libtool)))
 855       (inputs
 856        `(("openssl" ,openssl)))
 857       (home-page "https://github.com/vstakhov/asignify")
 858       (synopsis "Cryptographic authentication and encryption tool and library")
 859       (description "Asignify offers public cryptographic signatures and
 860 encryption with a library or a command-line tool.  The tool is heavily inspired
 861 by signify as used in OpenBSD.  The main goal of this project is to define a
 862 high level API for signing files, validating signatures and encrypting using
 863 public-key cryptography.  Asignify is designed to be portable and self-contained
 864 with zero external dependencies.  Asignify can verify OpenBSD signatures, but it
 865 cannot sign messages in OpenBSD format yet.")
 866       (license license:bsd-2))))
 867
 868 (define-public enchive
 869   (package
 870     (name "enchive")
 871     (version "3.5")
 872     (source (origin
 873                 (method git-fetch)
 874                 (uri (git-reference
 875                       (url "https://github.com/skeeto/enchive")
 876                       (commit version)))
 877                 (sha256
 878                  (base32
 879                   "0fdrfc5l42lj2bvmv9dmkmhmm7qiszwk7cmdvnqad3fs7652g0qa"))
 880                 (file-name (git-file-name name version))))
 881     (build-system gnu-build-system)
 882     (arguments
 883      '(#:tests? #f                      ; no check target         '
 884        #:make-flags (list "CC=gcc" "PREFIX=$(out)")
 885        #:phases (modify-phases %standard-phases
 886                   (delete 'configure)
 887                   (add-after 'install 'post-install
 888                     (lambda _
 889                       (let* ((out (assoc-ref %outputs "out"))
 890                              (lisp (string-append out "/share/emacs/site-lisp")))
 891                         (install-file "enchive-mode.el" lisp)
 892                         #t))))))
 893     (synopsis "Encrypted personal archives")
 894     (description
 895      "Enchive is a tool to encrypt files to yourself for long-term
 896 archival.  It's a focused, simple alternative to more complex solutions such as
 897 GnuPG or encrypted filesystems.  Enchive has no external dependencies and is
 898 trivial to build for local use.  Portability is emphasized over performance.")
 899     (home-page "https://github.com/skeeto/enchive")
 900     (license license:unlicense)))
 901
 902 (define-public libsecp256k1
 903   (let ((commit "d644dda5c9dbdecee52d1aa259235510fdc2d4ee"))
 904     (package
 905       (name "libsecp256k1")
 906       (version (git-version "20191213" "1" commit))
 907       (source (origin
 908                 (method git-fetch)
 909                 (uri (git-reference
 910                       (url "https://github.com/bitcoin-core/secp256k1")
 911                       (commit commit)))
 912                 (sha256
 913                  (base32
 914                   "0zmx32746khsm2cx0p3pdy3j2vkwmafvf7axiixijhgcg0xjv93i"))
 915                 (file-name (git-file-name name version))))
 916       (build-system gnu-build-system)
 917       (native-inputs
 918        `(("autoconf" ,autoconf)
 919          ("automake" ,automake)
 920          ("libtool" ,libtool)))
 921       ;; WARNING: This package might need additional configure flags to run properly.
 922       ;; See https://git.archlinux.org/svntogit/community.git/tree/trunk/PKGBUILD?h=packages/libsecp256k1.
 923       (synopsis "C library for EC operations on curve secp256k1")
 924       (description
 925        "Optimized C library for EC operations on curve secp256k1.
 926
 927 This library is a work in progress and is being used to research best
 928 practices.  Use at your own risk.
 929
 930 Features:
 931
 932 @itemize
 933 @item secp256k1 ECDSA signing/verification and key generation.
 934 @item Adding/multiplying private/public keys.
 935 @item Serialization/parsing of private keys, public keys, signatures.
 936 @item Constant time, constant memory access signing and pubkey generation.
 937 @item Derandomized DSA (via RFC6979 or with a caller provided function.)
 938 @item Very efficient implementation.
 939 @end itemize\n")
 940       (home-page "https://github.com/bitcoin-core/secp256k1")
 941       (license license:unlicense))))
 942
 943 (define-public stoken
 944   (package
 945     (name "stoken")
 946     (version "0.92")
 947     (source (origin
 948               (method url-fetch)
 949               (uri (string-append "mirror://sourceforge/stoken/"
 950                                   "stoken-" version ".tar.gz"))
 951               (sha256
 952                (base32
 953                 "0npgr6y85gzwksy8jkwa4yzvqwjprwnplx3yiw3ayk4f0ldlhaxa"))))
 954     (build-system gnu-build-system)
 955     (native-inputs
 956      `(("pkg-config" ,pkg-config)))
 957     (inputs
 958      `(("nettle" ,nettle)
 959        ("libxml2" ,libxml2)))
 960     (home-page "http://stoken.sf.net")
 961     (synopsis "Software Token for cryptographic authentication")
 962     (description
 963      "@code{stoken} is a token code generator compatible with RSA SecurID
 964 128-bit (AES) tokens.  This package contains a standalone command-line program
 965 that allows for importing token seeds, generating token codes, and various
 966 utility/testing functions.")
 967     (license license:lgpl2.1+)))
 968
 969 (define-public hpenc
 970   (package
 971     (name "hpenc")
 972     (version "3.0")
 973     (source (origin
 974               (method git-fetch)
 975               (uri (git-reference
 976                      (url "https://github.com/vstakhov/hpenc")
 977                      (commit version)))
 978               (file-name (git-file-name name version))
 979               (sha256
 980                (base32
 981                 "1fb5yi3d2k8kd4zm7liiqagpz610y168xrr1cvn7cbq314jm2my1"))))
 982     (build-system gnu-build-system)
 983     (arguments
 984      `(#:tests? #f ; No test suite
 985        #:make-flags
 986        (list (string-append "PREFIX=" (assoc-ref %outputs "out"))
 987              ;; Build the program and the docs.
 988              "SUBDIRS=src doc")
 989        #:phases
 990        (modify-phases %standard-phases
 991          (delete 'configure) ; No ./configure script
 992          (add-after 'unpack 'patch-path
 993            (lambda _
 994              (substitute* '("src/Makefile" "doc/Makefile")
 995                (("/usr/bin/install")
 996                 "install"))))
 997          (add-before 'install 'make-output-directories
 998            (lambda* (#:key outputs #:allow-other-keys)
 999              (let* ((out (assoc-ref outputs "out"))
1000                     (bin (string-append out "/bin"))
1001                     (man1 (string-append out "/share/man/man1")))
1002                (mkdir-p bin)
1003                (mkdir-p man1)
1004                #t))))))
1005     (inputs
1006      `(("libsodium" ,libsodium)
1007        ("openssl" ,openssl)))
1008     (synopsis "High-performance command-line tool for stream encryption")
1009     (description "Hpenc is a command-line tool for performing authenticated
1010 encryption (AES-GCM and ChaCha20-Poly1305) of streaming data.  It does not
1011 perform an asymmetric key exchange, instead requiring the user to distribute
1012 pre-shared keys out of band.  It is designed to handle large amounts of data
1013 quickly by using all your CPU cores and hardware acceleration.")
1014     (home-page "https://github.com/vstakhov/hpenc")
1015     (license license:bsd-3)))
1016
1017 (define-public minisign
1018   (package
1019     (name "minisign")
1020     (version "0.8")
1021     (source
1022      (origin
1023        (method url-fetch)
1024        (uri
1025         (string-append "https://github.com/jedisct1/minisign/releases/download/"
1026                        version "/minisign-" version ".tar.gz"))
1027        (sha256
1028         (base32
1029          "10hhgwxf9rcdlr00shrkcyxndrc22dh5lj8k5z27xg3nc0jba3hk"))))
1030     (build-system cmake-build-system)
1031     (arguments
1032      ; No test suite
1033      `(#:tests? #f))
1034     (native-inputs
1035      `(("pkg-config" ,pkg-config)))
1036     (inputs
1037      `(("libsodium" ,libsodium)))
1038     (home-page "https://jedisct1.github.io/minisign")
1039     (synopsis "Tool to sign files and verify signatures")
1040     (description
1041      "Minisign is a dead simple tool to sign files and verify signatures.  It is
1042 portable, lightweight, and uses the highly secure Ed25519 public-key signature
1043 system.  Signature written by minisign can be verified using OpenBSD's
1044 signify tool: public key files and signature files are compatible.  However,
1045 minisign uses a slightly different format to store secret keys.  Minisign
1046 signatures include trusted comments in addition to untrusted comments.
1047 Trusted comments are signed, thus verified, before being displayed.")
1048     (license license:isc)))
1049
1050 (define-public libolm
1051   (package
1052     (name "libolm")
1053     (version "3.1.4")
1054     (source (origin
1055               (method git-fetch)
1056               (uri (git-reference
1057                     (url "https://git.matrix.org/git/olm")
1058                     (commit version)))
1059               (sha256
1060                (base32
1061                 "06s7rw4a9vn35wzz7chxn54mp0sjgbpv2bzz9lq0g4hnzw33cjbi"))
1062               (file-name (git-file-name name version))))
1063     (arguments
1064      `(#:phases
1065        (modify-phases %standard-phases
1066          (replace 'check
1067            (lambda _
1068              (invoke "ctest" "build/tests"))))))
1069     (build-system cmake-build-system)
1070     (synopsis "Implementation of the olm and megolm cryptographic ratchets")
1071     (description "The libolm library implements the Double Ratchet
1072 cryptographic ratchet.  It is written in C and C++11, and exposed as a C
1073 API.")
1074     (home-page "https://matrix.org/docs/projects/other/olm/")
1075     (license license:asl2.0)))
1076
1077 (define-public hash-extender
1078   (let ((commit "cb8aaee49f93e9c0d2f03eb3cafb429c9eed723d")
1079         (revision "2"))
1080     (package
1081       (name "hash-extender")
1082       (version (git-version "0.0" revision commit))
1083       (source (origin
1084                 (method git-fetch)
1085                 (uri (git-reference
1086                       (url "https://github.com/iagox86/hash_extender")
1087                       (commit commit)))
1088                 (sha256
1089                  (base32
1090                   "1fj118566hr1wv03az2w0iqknazsqqkak0mvlcvwpgr6midjqi9b"))
1091                 (file-name (git-file-name name version))))
1092       (build-system gnu-build-system)
1093       (arguments
1094        `(#:phases
1095          (modify-phases %standard-phases
1096            (delete 'configure)
1097            (replace 'check
1098              (lambda _
1099                (invoke "./hash_extender_test")))
1100            (replace 'install
1101              (lambda* (#:key outputs #:allow-other-keys)
1102                (let* ((outdir (assoc-ref outputs "out"))
1103                       (bindir (string-append outdir "/bin"))
1104                       (docdir (string-append outdir
1105                                              "/share/doc/hash-extender-"
1106                                              ,version)))
1107                  (install-file "hash_extender" bindir)
1108                  (install-file "README.md" docdir)
1109                  #t))))))
1110       (inputs
1111        `(("openssl" ,openssl)))
1112       (synopsis "Tool for hash length extension attacks")
1113       (description "@command{hash_extender} is a utility for performing hash
1114 length extension attacks supporting MD4, MD5, RIPEMD-160, SHA-0, SHA-1,
1115 SHA-256, SHA-512, and WHIRLPOOL hashes.")
1116       (home-page "https://github.com/iagox86/hash_extender")
1117       (license license:bsd-3))))