README
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Go Cryptography
This repository holds supplementary Go cryptography libraries.
Download/Install
Manually git clone the repository into $GOPATH/src/golang.org/x/crypto.
Directories
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| Path | Synopsis |
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Package acme provides an implementation of the Automatic Certificate Management Environment (ACME) spec.
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Package acme provides an implementation of the Automatic Certificate Management Environment (ACME) spec. |
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autocert
Package autocert provides automatic access to certificates from Let's Encrypt and any other ACME-based CA.
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Package autocert provides automatic access to certificates from Let's Encrypt and any other ACME-based CA. |
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autocert/internal/acmetest
Package acmetest provides types for testing acme and autocert packages.
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Package acmetest provides types for testing acme and autocert packages. |
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internal/acmeprobe
The acmeprober program runs against an actual ACME CA implementation.
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The acmeprober program runs against an actual ACME CA implementation. |
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Package argon2 implements the key derivation function Argon2.
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Package argon2 implements the key derivation function Argon2. |
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Package bcrypt implements Provos and Mazières's bcrypt adaptive hashing algorithm.
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Package bcrypt implements Provos and Mazières's bcrypt adaptive hashing algorithm. |
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Package blake2b implements the BLAKE2b hash algorithm defined by RFC 7693 and the extendable output function (XOF) BLAKE2Xb.
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Package blake2b implements the BLAKE2b hash algorithm defined by RFC 7693 and the extendable output function (XOF) BLAKE2Xb. |
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Package blake2s implements the BLAKE2s hash algorithm defined by RFC 7693 and the extendable output function (XOF) BLAKE2Xs.
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Package blake2s implements the BLAKE2s hash algorithm defined by RFC 7693 and the extendable output function (XOF) BLAKE2Xs. |
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Package blowfish implements Bruce Schneier's Blowfish encryption algorithm.
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Package blowfish implements Bruce Schneier's Blowfish encryption algorithm. |
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Package bn256 implements a particular bilinear group.
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Package bn256 implements a particular bilinear group. |
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Package brainpool implements Brainpool elliptic curves.
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Package brainpool implements Brainpool elliptic curves. |
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Package cast5 implements CAST5, as defined in RFC 2144.
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Package cast5 implements CAST5, as defined in RFC 2144. |
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Package chacha20 implements the ChaCha20 and XChaCha20 encryption algorithms as specified in RFC 8439 and draft-irtf-cfrg-xchacha-01.
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Package chacha20 implements the ChaCha20 and XChaCha20 encryption algorithms as specified in RFC 8439 and draft-irtf-cfrg-xchacha-01. |
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Package chacha20poly1305 implements the ChaCha20-Poly1305 AEAD and its extended nonce variant XChaCha20-Poly1305, as specified in RFC 8439 and draft-irtf-cfrg-xchacha-01.
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Package chacha20poly1305 implements the ChaCha20-Poly1305 AEAD and its extended nonce variant XChaCha20-Poly1305, as specified in RFC 8439 and draft-irtf-cfrg-xchacha-01. |
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Package cryptobyte contains types that help with parsing and constructing length-prefixed, binary messages, including ASN.1 DER.
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Package cryptobyte contains types that help with parsing and constructing length-prefixed, binary messages, including ASN.1 DER. |
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asn1
Package asn1 contains supporting types for parsing and building ASN.1 messages with the cryptobyte package.
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Package asn1 contains supporting types for parsing and building ASN.1 messages with the cryptobyte package. |
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Package curve25519 provides an implementation of the X25519 function, which performs scalar multiplication on the elliptic curve known as Curve25519.
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Package curve25519 provides an implementation of the X25519 function, which performs scalar multiplication on the elliptic curve known as Curve25519. |
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Package eax provides an implementation of the EAX (encrypt-authenticate-translate) mode of operation, as described in Bellare, Rogaway, and Wagner "THE EAX MODE OF OPERATION: A TWO-PASS AUTHENTICATED-ENCRYPTION SCHEME OPTIMIZED FOR SIMPLICITY AND EFFICIENCY." In FSE'04, volume 3017 of LNCS, 2004
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Package eax provides an implementation of the EAX (encrypt-authenticate-translate) mode of operation, as described in Bellare, Rogaway, and Wagner "THE EAX MODE OF OPERATION: A TWO-PASS AUTHENTICATED-ENCRYPTION SCHEME OPTIMIZED FOR SIMPLICITY AND EFFICIENCY." In FSE'04, volume 3017 of LNCS, 2004 |
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Package ed25519 implements the Ed25519 signature algorithm.
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Package ed25519 implements the Ed25519 signature algorithm. |
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Package hkdf implements the HMAC-based Extract-and-Expand Key Derivation Function (HKDF) as defined in RFC 5869.
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Package hkdf implements the HMAC-based Extract-and-Expand Key Derivation Function (HKDF) as defined in RFC 5869. |
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internal
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randutil
Package randutil contains internal randomness utilities for various crypto packages.
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Package randutil contains internal randomness utilities for various crypto packages. |
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subtle
Package subtle implements functions that are often useful in cryptographic code but require careful thought to use correctly.
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Package subtle implements functions that are often useful in cryptographic code but require careful thought to use correctly. |
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syscall/windows/sysdll
Package sysdll is an internal leaf package that records and reports which Windows DLL names are used by Go itself.
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Package sysdll is an internal leaf package that records and reports which Windows DLL names are used by Go itself. |
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wycheproof/internal/dsa
Package dsa provides an internal version of dsa.Verify that is used for the Wycheproof tests.
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Package dsa provides an internal version of dsa.Verify that is used for the Wycheproof tests. |
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Package md4 implements the MD4 hash algorithm as defined in RFC 1320.
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Package md4 implements the MD4 hash algorithm as defined in RFC 1320. |
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nacl
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auth
Package auth authenticates a message using a secret key.
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Package auth authenticates a message using a secret key. |
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box
Package box authenticates and encrypts small messages using public-key cryptography.
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Package box authenticates and encrypts small messages using public-key cryptography. |
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secretbox
Package secretbox encrypts and authenticates small messages.
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Package secretbox encrypts and authenticates small messages. |
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sign
Package sign signs small messages using public-key cryptography.
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Package sign signs small messages using public-key cryptography. |
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Package ocb provides an implementation of the OCB (offset codebook) mode of operation, as described in RFC-7253 of the IRTF and in Rogaway, Bellare, Black and Krovetz - OCB: A BLOCK-CIPHER MODE OF OPERATION FOR EFFICIENT AUTHENTICATED ENCRYPTION (2003).
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Package ocb provides an implementation of the OCB (offset codebook) mode of operation, as described in RFC-7253 of the IRTF and in Rogaway, Bellare, Black and Krovetz - OCB: A BLOCK-CIPHER MODE OF OPERATION FOR EFFICIENT AUTHENTICATED ENCRYPTION (2003). |
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Package ocsp parses OCSP responses as specified in RFC 2560.
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Package ocsp parses OCSP responses as specified in RFC 2560. |
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Package openpgp implements high level operations on OpenPGP messages.
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Package openpgp implements high level operations on OpenPGP messages. |
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aes/keywrap
Package keywrap is an implementation of the RFC 3394 AES key wrapping algorithm.
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Package keywrap is an implementation of the RFC 3394 AES key wrapping algorithm. |
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armor
Package armor implements OpenPGP ASCII Armor, see RFC 4880.
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Package armor implements OpenPGP ASCII Armor, see RFC 4880. |
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clearsign
Package clearsign generates and processes OpenPGP, clear-signed data.
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Package clearsign generates and processes OpenPGP, clear-signed data. |
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ecdh
Package ecdh implements ECDH encryption, suitable for OpenPGP, as specified in RFC 6637, section 8.
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Package ecdh implements ECDH encryption, suitable for OpenPGP, as specified in RFC 6637, section 8. |
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elgamal
Package elgamal implements ElGamal encryption, suitable for OpenPGP, as specified in "A Public-Key Cryptosystem and a Signature Scheme Based on Discrete Logarithms," IEEE Transactions on Information Theory, v.
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Package elgamal implements ElGamal encryption, suitable for OpenPGP, as specified in "A Public-Key Cryptosystem and a Signature Scheme Based on Discrete Logarithms," IEEE Transactions on Information Theory, v. |
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errors
Package errors contains common error types for the OpenPGP packages.
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Package errors contains common error types for the OpenPGP packages. |
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internal/encoding
Package encoding implements openpgp packet field encodings as specified in RFC 4880 and 6637.
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Package encoding implements openpgp packet field encodings as specified in RFC 4880 and 6637. |
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packet
Package packet implements parsing and serialization of OpenPGP packets, as specified in RFC 4880.
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Package packet implements parsing and serialization of OpenPGP packets, as specified in RFC 4880. |
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s2k
Package s2k implements the various OpenPGP string-to-key transforms as specified in RFC 4800 section 3.7.1.
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Package s2k implements the various OpenPGP string-to-key transforms as specified in RFC 4800 section 3.7.1. |
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Package otr implements the Off The Record protocol as specified in http://www.cypherpunks.ca/otr/Protocol-v2-3.1.0.html The version of OTR implemented by this package has been deprecated (https://bugs.otr.im/lib/libotr/issues/140).
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Package otr implements the Off The Record protocol as specified in http://www.cypherpunks.ca/otr/Protocol-v2-3.1.0.html The version of OTR implemented by this package has been deprecated (https://bugs.otr.im/lib/libotr/issues/140). |
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Package pbkdf2 implements the key derivation function PBKDF2 as defined in RFC 2898 / PKCS #5 v2.0.
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Package pbkdf2 implements the key derivation function PBKDF2 as defined in RFC 2898 / PKCS #5 v2.0. |
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Package pkcs12 implements some of PKCS#12.
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Package pkcs12 implements some of PKCS#12. |
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internal/rc2
Package rc2 implements the RC2 cipher https://www.ietf.org/rfc/rfc2268.txt http://people.csail.mit.edu/rivest/pubs/KRRR98.pdf This code is licensed under the MIT license.
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Package rc2 implements the RC2 cipher https://www.ietf.org/rfc/rfc2268.txt http://people.csail.mit.edu/rivest/pubs/KRRR98.pdf This code is licensed under the MIT license. |
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Package poly1305 implements Poly1305 one-time message authentication code as specified in https://cr.yp.to/mac/poly1305-20050329.pdf.
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Package poly1305 implements Poly1305 one-time message authentication code as specified in https://cr.yp.to/mac/poly1305-20050329.pdf. |
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Package rand implements a cryptographically secure pseudorandom number generator.
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Package rand implements a cryptographically secure pseudorandom number generator. |
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Package ripemd160 implements the RIPEMD-160 hash algorithm.
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Package ripemd160 implements the RIPEMD-160 hash algorithm. |
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Package rsa implements RSA encryption as specified in PKCS#1.
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Package rsa implements RSA encryption as specified in PKCS#1. |
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Package salsa20 implements the Salsa20 stream cipher as specified in https://cr.yp.to/snuffle/spec.pdf.
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Package salsa20 implements the Salsa20 stream cipher as specified in https://cr.yp.to/snuffle/spec.pdf. |
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salsa
Package salsa provides low-level access to functions in the Salsa family.
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Package salsa provides low-level access to functions in the Salsa family. |
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Package scrypt implements the scrypt key derivation function as defined in Colin Percival's paper "Stronger Key Derivation via Sequential Memory-Hard Functions" (https://www.tarsnap.com/scrypt/scrypt.pdf).
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Package scrypt implements the scrypt key derivation function as defined in Colin Percival's paper "Stronger Key Derivation via Sequential Memory-Hard Functions" (https://www.tarsnap.com/scrypt/scrypt.pdf). |
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Package sha3 implements the SHA-3 fixed-output-length hash functions and the SHAKE variable-output-length hash functions defined by FIPS-202.
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Package sha3 implements the SHA-3 fixed-output-length hash functions and the SHAKE variable-output-length hash functions defined by FIPS-202. |
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Package ssh implements an SSH client and server.
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Package ssh implements an SSH client and server. |
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agent
Package agent implements the ssh-agent protocol, and provides both a client and a server.
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Package agent implements the ssh-agent protocol, and provides both a client and a server. |
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internal/bcrypt_pbkdf
Package bcrypt_pbkdf implements bcrypt_pbkdf(3) from OpenBSD.
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Package bcrypt_pbkdf implements bcrypt_pbkdf(3) from OpenBSD. |
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knownhosts
Package knownhosts implements a parser for the OpenSSH known_hosts host key database, and provides utility functions for writing OpenSSH compliant known_hosts files.
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Package knownhosts implements a parser for the OpenSSH known_hosts host key database, and provides utility functions for writing OpenSSH compliant known_hosts files. |
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terminal
Package terminal provides support functions for dealing with terminals, as commonly found on UNIX systems.
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Package terminal provides support functions for dealing with terminals, as commonly found on UNIX systems. |
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test
Package test contains integration tests for the golang.org/x/crypto/ssh package.
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Package test contains integration tests for the golang.org/x/crypto/ssh package. |
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Package tea implements the TEA algorithm, as defined in Needham and Wheeler's 1994 technical report, “TEA, a Tiny Encryption Algorithm”.
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Package tea implements the TEA algorithm, as defined in Needham and Wheeler's 1994 technical report, “TEA, a Tiny Encryption Algorithm”. |
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Package twofish implements Bruce Schneier's Twofish encryption algorithm.
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Package twofish implements Bruce Schneier's Twofish encryption algorithm. |
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Package xtea implements XTEA encryption, as defined in Needham and Wheeler's 1997 technical report, "Tea extensions." XTEA is a legacy cipher and its short block size makes it vulnerable to birthday bound attacks (see https://sweet32.info).
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Package xtea implements XTEA encryption, as defined in Needham and Wheeler's 1997 technical report, "Tea extensions." XTEA is a legacy cipher and its short block size makes it vulnerable to birthday bound attacks (see https://sweet32.info). |
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Package xts implements the XTS cipher mode as specified in IEEE P1619/D16.
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Package xts implements the XTS cipher mode as specified in IEEE P1619/D16. |
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