Repository Index

General purpose TLS and crypto library

• cryptography
• openssl
• encryption
• tls

A modern, portable, easy to use crypto library.

• crypto
• cryptography
• c
• zig-package

Extremely fast non-cryptographic hash algorithm

• xxhash
• smhasher
• hash-functions
• c

An open source, portable, easy to use, readable and flexible TLS library, and reference implementation of the PSA Cryptography API. Releases are on a varying cadence, typically around 3 - 6 months between releases.

• tls
• ssl
• crypto
• cryptography-library

An implementation of the TLS/SSL protocols

• tls
• ssl
• s2n
• encryption

C library for prototyping and experimenting with quantum-resistant cryptography

• cryptography
• key-exchange-algorithms
• lattice-based-crypto
• post-quantum-cryptography

The wolfSSL library is a small, fast, portable implementation of TLS/SSL for embedded devices to the cloud. wolfSSL supports up to TLS 1.3 and DTLS 1.3! Update to wolfSSL 5.9.1 for the latest CVE fixes.

• ssl
• tls
• cryptography
• security

A dead simple tool to sign files and verify digital signatures.

• cryptography
• crypto
• signatures
• ed25519

Hardened allocator designed for modern systems. It has integration into Android's Bionic libc and can be used externally with musl and glibc as a dynamic library for use on other Linux-based platforms. It will gain more portability/integration over time.

• malloc
• security
• memory-allocation
• malloc-library

Basic implementations of standard cryptography algorithms, like AES and SHA-1.

Easy to use cryptographic framework for data protection: secure messaging with forward secrecy and secure data storage. Has unified APIs across 14 platforms.

• cryptography-library
• cryptography
• security
• golang

LibTomCrypt is a fairly comprehensive, modular and portable cryptographic toolkit that provides developers with a vast array of well known published block ciphers, one-way hash functions, chaining modes, pseudo-random number generators, public key cryptography and a plethora of other routines.

• libtomcrypt
• cryptography
• c
• encryption

BitCracker is the first open source password cracking tool for memory units encrypted with BitLocker

• bitlocker
• password-cracker
• cuda
• cryptography

A lightweight, secure, easy-to-use crypto library suitable for constrained environments.

• crypto
• embedded-systems
• cryptography
• embedded

MIRACL Cryptographic SDK: Multiprecision Integer and Rational Arithmetic Cryptographic Library is a C software library that is widely regarded by developers as the gold standard open source SDK for elliptic curve cryptography (ECC).

Small portable Elliptic-Curve Diffie-Hellman in C

• elliptic-curve-diffie-hellman
• ecdh
• public-key-cryptography
• c

A collection of hash functions, ciphers, tools, libraries, and materials related to cryptography & security. :closed_lock_with_key::closed_lock_with_key::closed_lock_with_key::closed_lock_with_key::closed_lock_with_key: (project was renamed, libchaos is main)

A library of cryptographic primitives (ciphers, hashes, etc) for OCaml

a low-interaction honeypot

Micropython package for doing fast rsa and elliptic curve cryptography, specifically digital signatures

• cryptography
• elliptic-curves
• micropython
• rsa

End-to-end encryption for data at rest: a C library and CLI with recoverable keys, post-quantum (ML-KEM) key exchange, and user-to-user sharing

• encryption
• stream-encryption
• aes-256-gcm
• ecdh

scrypt cryptographic functions for R