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An open API service indexing awesome lists of open source software.

Cryptography

Cryptography, or cryptology is the practice and study of techniques for secure communication in the presence of adversarial behavior. More generally, cryptography is about constructing and analyzing protocols that prevent third parties or the public from reading private messages.

https://github.com/orlandos-nl/cyphertextkit

End-to-End Encryption Support for Swift Clients

chat-framework cryptography end-to-end-encryption ios swift

Last synced: 20 Jul 2025

https://github.com/nagilum/cryptocsharp

C# lib to encrypt and decrypt data with symmetric/asymmetric algorithms

crypto cryptography csharp decrypt encrypt rijndael rsa

Last synced: 03 Mar 2026

https://github.com/cipherstash/ore.rs

Order-revealing encryption library used by the CipherStash searchable encryption platform.

cryptography encryption rust searchable-encryption security

Last synced: 05 May 2026

https://github.com/embetrix/meta-oqs

OpenEmbedded/Yocto layer dedicated to Post-Quantum Cryptography providing experimental integration of quantum-safe algorithms to embedded linux

crypto-agility cryptography embedded-linux embedded-systems open-quantum-safe openembedded oqs post-quantum-cryptography pqcrypto security yocto

Last synced: 02 Apr 2026

https://github.com/krkhan/crypto-impl-exploit

Accompanying source code for examples from the book "Implementing and Exploiting Cryptography"

cryptography exploits

Last synced: 14 Feb 2026

https://github.com/secana/aes-tbox

Advanced Encryption Standard (AES) implementation using t-boxes for faster computation.

aes aes-encryption crypto cryptography encryption t-box t-boxes

Last synced: 28 Apr 2025

https://github.com/xevisalle/zpie

ZPiE: Zero-knowledge Proofs in Embedded systems

arithmetic-circuits bulletproofs c cryptography range-proofs zero-knowledge-proofs zk-snarks

Last synced: 03 Jul 2025

https://github.com/haskell-cryptography/hsopenssl

OpenSSL binding for Haskell

cryptography haskell openssl

Last synced: 04 Apr 2025

https://github.com/jemc/pony-sodium

Safe Pony FFI wrapper for the libsodium cryptography library. :horse: :closed_lock_with_key:

cryptography ffi library libsodium pony-language sodium

Last synced: 05 Jan 2026

https://github.com/t-bast/ring-signatures

Implementations of Ring Signature schemes.

cryptography ring-signatures signatures

Last synced: 09 Oct 2025

https://github.com/dakk/secp256k1-ml

Elliptic curve library secp256k1 wrapper for Ocaml

bitcoin cryptography elliptic-curves ethereum ocaml ocaml-library secp256k1 tezos

Last synced: 16 Jan 2026

https://github.com/brendoncarroll/go-p2p

Message-Based P2P Networking Library

cryptography network overlay-networks p2p

Last synced: 19 Apr 2025

https://github.com/mark-kubacki/signify

:lock_with_ink_pen: Cryptographic signing, ported from BSD for Linux, that uses instructions of modern CPUs

cryptography ed25519 linux openbsd signing

Last synced: 11 Apr 2025

https://github.com/enquo/active_enquo

ActiveRecord extension for encrypted query operations

activerecord cryptography encryption enquo hacktoberfest rails ruby security

Last synced: 30 Aug 2025

https://github.com/oasisprotocol/deoxysii

Go Deoxys-II-256-128

aead cryptography go golang mrae

Last synced: 05 May 2025

https://github.com/kassane/openssl-zig

TLS/SSL and crypto library (uses Zig Build)

cross-compile cryptography openssl openssl-library ssl tls zig-package

Last synced: 06 May 2025

https://github.com/phlay/libeddsa

cryptographic library for ed25519 and curve25519

c cryptography ed25519 elliptic-curves x25519

Last synced: 11 Jul 2025

https://github.com/duesee/bleichenbacher

Bleichenbachers "Million message attack" on RSA in Python

bleichenbacher cryptography padding-oracle-attacks pkcs1 rsa

Last synced: 05 Apr 2025

https://github.com/aead/hydrogen

Go implementation of libhydrogen - a lightweight, easy-to-use crypto library

cryptography go golang libhydrogen

Last synced: 08 Jul 2025

https://github.com/citp/anomalous-tor-keys

Analysis of archived Tor relay RSA public keys

cryptography factorization hidden-services security tor-network

Last synced: 03 Jan 2026

https://github.com/crev-dev/pip-crev

Signed code reviews for Python packages.

code-review crev cryptography distributed

Last synced: 05 Apr 2025

https://github.com/konstantintutsch/lock

Process data with GnuPG 🔒

adwaita c cryptography gpg utility

Last synced: 28 Oct 2025

https://github.com/orlowskilp/evm-signer-kms

Rust library for signing EVM transaction with secp256k1 keys hosted in AWS KMS

aws-kms blockchain cryptocurrency cryptography evm evm-blockchain kms signature

Last synced: 17 Jul 2025

https://github.com/popovec/oseid

Microchip AVR based smartcard/token with ECC and RSA cryptography

aes apdu atmega avr avr128da card cryptography des ecc ecdh ecdsa eid iso7816 microchip pkcs15 pki rsa smartcard xmega

Last synced: 05 Mar 2026

https://github.com/bergzand/libcose

Constrained node COSE library

c cbor cose cryptography ed25519

Last synced: 22 Mar 2025

https://github.com/shivamchawda/mern-e-commerce-app

(Under-Development) A full-stack E-Commerce application from sign-up/sign-in to paypal payment integration checkout page. Different log-in for admin and users with different accessibility. Using advance concepts like cryptography , expressJwt and react- router-dom .

admin-dashboard braintree cryptography express-js jwt-authentication lodash mern-ecommerce mongodb moongose node-js paypal-checkout postman reactjs robo3t wireframes-templates

Last synced: 23 Sep 2025

https://github.com/arkworks-rs/ldt

An `arkworks` library for low-degree testing

cryptography fast-fourier-transform low-degree-testing rust

Last synced: 26 Jun 2025

https://github.com/shrec/UltrafastSecp256k1

Ultra high-performance secp256k1 ECC library | C++20 | CUDA, Metal, OpenCL, ROCm, WASM | Apple Silicon M1-M4 | 15+ platforms | Branchless, allocation-free hot paths

android arm64 bitcoin constant-time crypto cryptocurrency cryptography cuda ecc ecdsa embedded ethereum gpu-cryptography ios opencl performance riscv schnorr-signatures secp256k1 webassembly

Last synced: 03 Apr 2026

https://github.com/wolfssl/wolfprovider

wolfCrypt and wolfCrypt FIPS provider for OpenSSL

cryptography fips fips-140-2 fips-140-3 openssl openssl-provider security wolfcrypt wolfssl

Last synced: 11 Feb 2026

https://github.com/andmev/stegjs

This application enables users to encrypt/encode messages into PNG images. It works in two modes, encoding and decoding.

cli cryptography image png secret-messages steganography

Last synced: 29 Jun 2025

https://github.com/thephoeron/cl-isaac

Optimized Common Lisp version of Bob Jenkins' ISAAC-32 and ISAAC-64 algorithms, fast cryptographic random number generators.

common-lisp cryptography isaac-32 isaac-64 prng

Last synced: 15 Mar 2026

https://github.com/pmuens/pyfv12

Python implementation of "Somewhat Practical Fully Homomorphic Encryption"

cryptography homomorphic-encryption lattice-based-crypto learning-with-errors lwe ring-learning-with-errors rlwe

Last synced: 24 Apr 2025

https://github.com/orome/crypto-enigma-hs

A Haskell Enigma machine simulator with rich display and machine state details.

cryptography enigma-machine haskell simulator

Last synced: 21 Oct 2025

https://github.com/cloudflare/plexi

Your Key Transparency auditor companion

auditor cryptography e2ee key-transparency transparency

Last synced: 15 Apr 2025

https://github.com/amaitou/affinecipher

This tool is a versatile implementation of the Affine Cipher, a classical encryption algorithm that combines modular arithmetic and linear algebra. It enables users to encode and decode messages using a pair of keys, offering a straightforward and effective approach to securing information.

affine-cipher cryptography python3

Last synced: 14 Oct 2025

https://github.com/yawn/offkey

Print age encrypted small secrets for offline recovery

age cryptography encryption paperkey

Last synced: 21 Feb 2026

https://github.com/wildcardcorp/samson

Cryptanalysis and attack library

cryptanalysis cryptography security-tools

Last synced: 18 Jan 2026

https://github.com/cecilphillip/b32020

Nothing to see here. Move along now...

coding-for-fun cryptography dotnetcore microservices

Last synced: 24 Apr 2025

https://github.com/ldclabs/cose

📧 Implemented Keys, Algorithms (RFC9053), COSE (RFC9052) and CWT (RFC8392) in Go.

cbor cose cryptography cwt rfc8152 rfc8392 rfc9052 rfc9053

Last synced: 10 Mar 2026

https://github.com/abeaumont/ocaml-pbkdf

Password based key derivation functions from PKCS#5, RFC 2898

cryptography kdf ocaml pbkdf2

Last synced: 16 Mar 2025

https://github.com/crate-crypto/MLSAG

Multilayered Linkable Spontaneous Anonymous Group - Implemented as is from paper. Not Monero specific

cryptocurrency cryptography monero ring-signature-scheme zero-knowledge

Last synced: 01 Apr 2025

https://github.com/everstake/bip39

CLI for generation and verification of mnemonics in BIP39 standard with hash in Argon2id

argon2 argon2id bip39 bitcoin blockchain cryptography ethereum go golang mnemonic

Last synced: 07 May 2025

https://github.com/cloudflare/privacypass-ts

A TypeScript Library for the Privacy Pass Issuance Protocol

blindrsa cryptography privacy-pass token typescript voprf

Last synced: 14 Jun 2025

https://github.com/simplyhexagonal/string-crypto

Small and simple (yet secure) library to encrypt and decrypt strings using PBKDF2 for key derivation and AES (defaulted to 256-bit / SHA512)

aes crypto cryptography javascript javascript-library pbkdf2 rollup runkit string-crypto typescript

Last synced: 16 Apr 2025

https://github.com/reversingid/crypto-reference

Open repository of cryptography code and reference for reverse engineer purpose.

cryptography hacktoberfest

Last synced: 01 May 2025

https://github.com/pdroalves/encrypted-mongodb

This is a proof-of-concept implementation of the framework proposed by [Alves and Aranha 2018] with the purpose of offering a wrapper on MongoDB's Python driver that enables a application to store and query encrypted data on the database.

cryptography mongodb mongodb-python-driver privacy-preserving

Last synced: 22 Jan 2026

https://github.com/koukyosyumei/myzkp

Building Zero Knowledge Proof from Scratch in Rust

cryptocurrency cryptography rust zero-knowledge zero-knowledge-proof zkp zksnark zksnarks

Last synced: 18 Sep 2025

https://github.com/cryptosense/pkcs11

OCaml bindings for the PKCS#11 cryptographic API

bindings cryptography ocaml pkcs11

Last synced: 10 Apr 2025

https://github.com/mlafeldt/codebreaker-rs

A Rust library to decrypt & encrypt any cheat code for CodeBreaker PS2

codebreaker cryptography game-hacking homebrew ps2 rust-library

Last synced: 13 Feb 2026

https://github.com/infineon/linux-optiga-trust-m

Linux tools and examples for OPTIGA™ Trust V1/V3 security solution

cryptography ecc linux openssl openssl-engine openssl-provider optiga-trust rsa

Last synced: 06 Apr 2025

https://github.com/alokmenghrajani/gpgeez

Small wrapper around golang.org/x/crypto/openpgp

cryptography gnupg go golang gpg wrapper

Last synced: 12 Apr 2025

https://github.com/TacitusXI/LeskoDEX

LeskoDEX is a DEX with a decentralized orderbook and a custom ERC-20 ESKO token. Each user can connect to the DEX via Metamask and trade the ETH/ESKO pair. A custom chart for technical analysis is available.

crypto cryptocurrency cryptocurrency-exchanges cryptography currency dapp defi erc-20 eth ethereum smart-contracts solidity solidity-dapps solidity-language token

Last synced: 01 Nov 2025

https://github.com/Infineon/linux-optiga-trust-m

Linux tools and examples for OPTIGA™ Trust V1/V3 security solution

cryptography ecc linux openssl openssl-engine openssl-provider optiga-trust rsa

Last synced: 09 Jul 2025

https://github.com/viglioni/lang-studies

Repo with algorithms or small projects in some languages I am studying

clojure cryptography haskell

Last synced: 07 Mar 2026

https://github.com/advaita-saha/zk-voting

Anonymous Voting system build with the power of Zero-knowledge cryptography

circom circomlib cryptography merkle-tree snarkjs voting-application zero-knowledge zk-snarks

Last synced: 02 Mar 2026

https://github.com/predatorray/mental-texas-holdem

A mental poker implementation of Texas Hold'em

cryptography game poker-game typescript webrtc

Last synced: 01 Mar 2026

https://github.com/yogcrypt/yogcrypt

A fast, general purpose crypto library in pure Rust.

block-cipher cryptographic-hash cryptography rust security signature sm2 sm3 sm4

Last synced: 01 Apr 2026

https://github.com/karasiq/nanoboard

Scala nanoboard implementation

cryptography imageboard scala steganography

Last synced: 10 Mar 2026

https://github.com/cyrildever/feistel-cipher

Feistel cipher implementation for format-preserving encryption

algorithm cryptography encryption feistel-cipher format-preserving-encryption fpe xor-operation

Last synced: 17 Mar 2025

https://github.com/ivrodriguezca/nuntius

iOS Framework for end-to-end encrypted messages

cryptography diffie-hellman ecdh ios library libsodium objcective-c

Last synced: 09 Jul 2025

https://github.com/mainakrepositor/super-ciphers

A collection of some of the amazing cryptographic Ciphers in C++, Python and Java with a detailed documentation and approach map. (Particularly helpful for Blockchain. and designing Encryption Algorithms)

arithmetic blockchain cipher-algorithms cpp cryptography java logic python3

Last synced: 26 Oct 2025

https://github.com/jphastings/jwker

A PEM -> JWK command line conversion tool

cli cryptography encryption jwk pem

Last synced: 10 Oct 2025

https://github.com/ar-nelson/monocypher-wasm

WebAssembly port and JS wrapper library for Monocypher (https://monocypher.org)

cryptography monocypher nodejs webassembly

Last synced: 24 Apr 2025

https://github.com/armfazh/h2c-go-ref

[RFC9380] Hash to curves - Go reference implementation

cryptography draft-irtf-cfrg-hash-to-curve elliptic-curves golang hash hash-to-curve rfc-9380

Last synced: 09 Oct 2025

https://github.com/adamrefaey/private-stamp

PrivateStamp: a private proof-of-existence DApp. Prove that you've had a file at a certain time without compromising your privacy.

cryptography dapp encryption ethereum proof-of-existence solidity vue

Last synced: 07 Apr 2025

https://github.com/mrmekon/ossuary

Rust library for establishing encrypted communication channels

c cryptography encryption networking rust security

Last synced: 07 Oct 2025

https://github.com/ballsoulchater/roblox-download

Download the Roblox app to use Roblox on your smartphone, tablet, computer, console, VR headset, and more.

cryptography cybersecurity downloader electron electron-app encryption gpg gpt javascript llm mobile roblox roblox-script roblox-scripts

Last synced: 22 Apr 2025

https://github.com/neosmart/cryptostream

Read and Write stream adapters for on-the-fly encryption and decryption for rust

crate cryptography cryptostreams rust

Last synced: 10 Apr 2025

https://github.com/healeycodes/niceware

:lock: Generate or convert random bytes into passphrases. A Rust port of niceware.

cryptography diceware generator niceware passphrase password

Last synced: 05 May 2025

https://github.com/crate-crypto/mlsag

Multilayered Linkable Spontaneous Anonymous Group - Implemented as is from paper. Not Monero specific

cryptocurrency cryptography monero ring-signature-scheme zero-knowledge

Last synced: 10 Nov 2025

https://github.com/micromaomao/ctclient

Certificate Transparency Log client suitable for monitoring, quick SCT validation, gossiping, etc.

certificate-transparency cryptography openssl pki rust tls

Last synced: 27 Jul 2025

https://github.com/thoughtpolice/hs-ed25519

Minimal ed25519 Haskell package, binding to the ref10 SUPERCOP implementation.

cryptography ed25519 hackage haskell

Last synced: 17 Mar 2025

https://github.com/thomwiggers/kemtls-experiment

Experimental implementation of KEMTLS in Rustls

cryptography kemtls post-quantum post-quantum-tls rustls tls

Last synced: 08 Jul 2025

https://github.com/0xfe/cryptopals

Cryptopals Cryptography Challenge Solutions in Go (Sets 1 - 6)

cryptography cryptopals go golang

Last synced: 14 Apr 2025

https://github.com/HeikoStamer/dkgpg

Distributed Privacy Guard (DKGPG) implements Distributed Key Generation (DKG) and Threshold Cryptography for OpenPGP

cryptography distributed-key-generation gnunet libgcrypt libgmp openpgp roca-detection roca-detector threshold-cryptography

Last synced: 13 Apr 2025

https://github.com/filosottile/xaes256gcm

Package xaes256gcm implements the XAES-256-GCM extended-nonce AEAD.

aead cryptography

Last synced: 21 Sep 2025

https://github.com/mystenlabs/truncator

Compress cryptographic outputs via mining

blockchain compression cryptography mining

Last synced: 26 Jun 2025

https://github.com/denysdovhan/rsa-labwork

A javascript RSA algorithim encryption tool

chnu crypto cryptography javascript json labwork rsa rsa-cryptography university

Last synced: 29 Oct 2025

https://github.com/andskur/argon2-hashing

A light package for generating and comparing password hashing with argon2 in Go

argon2 cryptography go password-hashing

Last synced: 28 Oct 2025

https://github.com/leonardocustodio/bcts

TypeScript implementation of Blockchain Commons specifications: deterministic CBOR (dCBOR), Gordian Envelope for privacy-preserving data, Uniform Resources (UR), secret sharing (SSKR/Shamir), XID decentralized identity, provenance marks, LifeHash visual hashing, and FROST threshold signatures.

blockchain cbor cli cryptography dapps dcbor frost gordian-envelopes gstp hubert lifehash provenance-mark seedtool shamir sskr typescript uniform-resources xid

Last synced: 12 Feb 2026

https://github.com/danaugrs/morphine

:pill: Homomorphic Encryption in Python

cryptography homomorphic-encryption math python python3

Last synced: 14 May 2025

Cryptography Awesome Lists
awesome-cryptography 272 awesome-blockchain-rust 108 Computer-Science-Resources 51 awesome-crypto-papers 102 awesome-he 90 awesome-substrate 165 awesome-ctf-resources 248 awesome-cryptography-rust 80 awesome-post-quantum 161 awesome-zama 306 Library-of-Ethereum 138 awesome-algorand 220 foundational-knowledge-for-programmers 53 awesome-ethereum-finance 93 awesome-infosec 83 awesome-risc0 46 Blockchain-Guide 538 tryhackme-awesome 1,057 bitcoin-history 137 awesome-position-based-quantum-cryptography 68 awesome-client-side-gpu 31 awesome-anonymity-papers 118 fucking-awesome-cryptography 195 free-cryptography-resources 73 awesome-julia-security 129 awesome-blockchain 30 awesome-bitcoin-internals 45
Cryptography Categories
Rooms 1,046 Frameworks and Libs 344 Contributed talks, posters and presentations 295 The list 249 Talks, posters, and presentations 244 Papers 173 Cryptography 161 Tutorials 159 Resources 154 Research papers and publications 144 Uncategorized 128 2018 101 Tools 101 MEV 89 Blockchain Explorers 89 Blockchain Playgrounds 81 Learning Resources 78 Research Groups 72 Blockchains 72 Misc 68