Lean cryptographic library usable for bare-metal environments

🔣 ISAAC is a fast, seedable, cryptographically secure pseudo-random number generator (CSPRNG) and synchronous stream cipher.

🔐 go-krypto: A Go library collecting cryptographic algorithms designed in the Republic of Korea (SEED, ARIA, HIGHT, LEA, HAS160, LSH, KCDSA, EC-KCDSA)

A fast AES-PRF based secure random-number generator

A portable library implementing NIST SP 800-90A DRBGs

DIY PKI server: RK3328 ARM64 (Linux) + STM32 hardware TRNG via USB HID. CA ceremony, X.509 certs, FIPS 140-2 KAT, SDD contracts, REST API. Deployed on real hardware. Educational

A Deterministic Random Bit Generator based on AES in Counter mode (AES-CTR-DRBG) as specified in NIST SP 800-90A written in Go.

A crypto archive and safety-profile toolkit with many planned algorithms, strict defaults, support of SSL TLS and cross-platform targets.

Cryptographically Secure AES DRBG NIST SP 800-90A, Rev 1 pseudo-random number generator (PRNG) in Pure Python

This project illustrates the use of Intel's DRNG capabilities for random number generation.

XDRBG random number generator using SHAKE256

Pure Haskell HMAC-DRBG

A Rust implementation of NIST SP 800-90A Rev. 1.

Cryptographically secure pseudorandom number generator for C, C++ and Python with global-state (thread-unsafe) and thread-safe variants, implementing NIST SP 800-90A. Provided as an installable package.

Seedable pseudorandom number generator (PRNG).

Subset Counter-Based Deterministic Random Bit Generator.

Browser-based NIST SP 800-90A demo — HMAC_DRBG, CTR_DRBG, and Hash_DRBG with state visualizers, seeding, reseeding, and live NIST SP 800-22 statistical tests. The correct-case companion to Corrupted Oracle.

Deterministic Random Bit Generator

Subset Counter-Based Deterministic Random Bit Generator.

Subset Counter-Based Deterministic Random Bit Generator.