Post-Quantum Cryptography Libraries

Liboqs is a C library that provides a unified interface for quantum-resistant cryptographic algorithms, including key encapsulation and digital signature mechanisms. It is designed to facilitate the integration of post-quantum security into existing protocols and applications, ensuring data protection against future threats from large-scale quantum computers. The library distinguishes itself through a focus on high-assurance implementations and side-channel resistance, utilizing constant-time primitives to prevent timing-based information leakage. It offers extensive build-time configuration,

Signal-Desktop is a cross-platform messaging application that provides end-to-end encrypted communication. It implements the Signal Protocol to secure messages and voice calls, ensuring that only intended recipients can access content. The application manages asynchronous key exchange and session initialization to maintain secure communication channels between parties who are not online simultaneously. The project distinguishes itself through advanced cryptographic protections, including hybrid post-quantum security that combines classical elliptic curve cryptography with lattice-based algori

Libsodium is a portable, C-based cryptographic library that provides a collection of modern primitives for encryption, decryption, digital signatures, password hashing, and secure key exchange. It is designed to facilitate secure communication and data integrity across diverse hardware architectures and operating systems. The library distinguishes itself by utilizing constant-time primitive execution to prevent side-channel attacks and employing memory-hard algorithms to increase the difficulty of brute-force password attacks. It abstracts complex mathematical operations into simplified inter

rustls is a memory-safe implementation of the Transport Layer Security protocol written in Rust. It provides a cryptographic stack for secure network communication, supporting both TLS 1.3 and 1.2 standards for client and server implementations. The project is designed as a modular cryptographic library that allows swapping underlying cryptographic backends and primitive providers to meet specific security or performance requirements. It incorporates a post-quantum cryptography stack, utilizing hybrid key exchanges and signatures to protect data against future quantum computing threats. The