cppcrypto

Features

• Simple self-explanatory programming interface.
• Hash functions: BLAKE, BLAKE2, Echo, Esch, Grøstl, JH, Kupyna, MD5, SHA-1, SHA-2, SHA-3, SHAKE, Skein, SM3, Streebog, Whirlpool.
• Block ciphers: Rijndael (AES), Anubis, Aria, Camellia, CAST-256, Kalyna, Kuznyechik, Mars, Serpent, Simon-128, SM4, Speck-128, Threefish, Twofish.
• Stream ciphers: HC-128, HC-256, Salsa20/20, Salsa20/12, XSalsa20/20, XSalsa20/12, ChaCha20, ChaCha12, XChaCha20, XChaCha12.
• Encryption modes: CBC, CTR.
• AEAD modes: Encrypt-then-MAC, GCM, OCB, ChaCha-Poly1305, Schwaemm.
• Streaming authenticated encryption with associated data (Streaming AEAD).
• MAC functions: HMAC, Poly1305.
• Key derivation functions: PBKDF2, scrypt, Argon2i/Argon2d/Argon2id, HKDF
• Tested compilers: Visual C++ 2017, Visual C++ 2019, Visual C++ 2022, gcc 12.2.1, clang 13.0.0, clang 15.0.7.
• Tested operating systems: Windows, Linux, FreeBSD, OS X, Solaris
• Includes portable implementations and optimized implementations (using SSE/AVX/etc) for modern CPUs.
• The fastest implementation is selected dynamically at runtime depending on CPU features.
• The only publicly-available implementation of AES-NI acceleration for all 25 Rijndael variants (not only for 3 AES variants).
• The only publicly-available performance-optimized implementation of Kupyna hash function (Ukrainian national standard DSTU 7564:2014).
• The first publicly-available performance-optimized implementation of Kalyna block cipher (Ukrainian national standard DSTU 7624:2014).
• One of the first independent implementations of Argon2 password hashing function.
• Support for Salsa20 and ChaCha variants with 192-bit nonce (XSalsa20/XChaCha).
• Includes command-line digest utility for calculating file checksums (hashes) and demonstrating library usage.
• Includes command-line cryptor utility for authenticated file enryption using Serpent-256 and demonstrating library usage.
• Documentation is available at http://cppcrypto.sourceforge.net/

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