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diffie-hellman

Here are 377 public repositories matching this topic...

phpseclib / phpseclib

PHP Secure Communications Library

ssh php aes sftp rsa x509 asn1 ecdsa ecdh aes-gcm lts diffie-hellman dsa

Updated Sep 24, 2026
PHP

mimoo / Diffie-Hellman_Backdoor

How to backdoor Diffie-Hellman

cryptography crypto backdoor openssl diffie-hellman socat pohlig-hellman

Updated Aug 20, 2016
Python

syncsynchalt / animated-curves

An animated visualization of elliptic curve cryptography

cryptography x25519 requestanimationframe canvas2d elliptic-curves diffie-hellman

Updated Jul 25, 2025
JavaScript

PeculiarVentures / 2key-ratchet

2key-ratchet is an implementation of a Double Ratchet protocol and X3DH in TypeScript utilizing WebCrypto.

javascript cryptography privacy typescript encryption ecc session integrity diffie-hellman webcrypto secp256r1 secrecy

Updated Apr 1, 2026
Go

serengil / crypto

Elliptic Curve Cryptography and Common Public Key Cryptography Implementations

crypto encryption bitcoin rsa digital-signature ecdsa public-key eddsa diffie-hellman public-key-cryptography dsa elgamal discrete-logarithm edwards-curve homomorphic elliptic-curve-cryptography key-exchange

Updated Mar 31, 2025
Jupyter Notebook

soatok / rawr-x3dh

TypeScript Implementation of X3DH

nodejs javascript cryptography typescript crypto furry libsodium ed25519 x25519 diffie-hellman x3dh key-agreement

Updated Mar 15, 2023
TypeScript

billbuchanan / appliedcrypto

MSc module in Applied Cryptography - CSN11131

cryptography rsa elliptic-curves diffie-hellman

Updated Apr 27, 2026
Jupyter Notebook

zeyadetman / Computer-Security-algorithms

👨‍💻 Computer Security algorithms in C#

Updated Apr 22, 2021
C#

sdiehl / double-ratchet

Double ratchet algorithm for E2E encryption

cryptography encryption diffie-hellman double-ratchet-algorithm x3dh

Updated Nov 22, 2018
Haskell

parthendo / thrain

Secure Text Transfer Using Diffie-Hellman Key Exchange Based On Cloud

flask aws cloud encryption aes hosting flask-application aws-ec2 aes-encryption diffie-hellman diffie-hellman-algorithm dynamic-database

Updated May 5, 2021
Python

DavyLandman / compact25519

A compact portable X25519 + Ed25519 implementation

embedded portable ed25519 curve25519 x25519 cryptography-library diffie-hellman signature-verification compactness

Updated Aug 13, 2025
C

deadPix3l / pyDHE

a fully python Diffie-Hellman Library

security python-library crypto-library diffie-hellman

Updated Mar 29, 2018
Python

ti-dh / ti-dh-php

Diffie Hellman密钥交换，基于纯PHP实现的DH库，用于服务器端

api php server diffie-hellman dh

Updated May 12, 2019
PHP

RubyCrypto / x25519

Public key cryptography library for Ruby providing the X25519 Diffie-Hellman function

cryptography curve25519 x25519 elliptic-curves diffie-hellman

Updated Jan 22, 2026
C

armfazh / rfc7748_precomputed

C-language software library of the Diffie-Hellman functions X25519 and X448 (RFC-7748) for 64-bit architectures.

cryptography curve25519 x25519 diffie-hellman ladder mulx adcx rfc7748 x448

Updated Nov 10, 2023
C

ejupialked / cryptchat

Encrypted Android + Java socket chat using Diffie-Hellman key exchange and AES.

android chat cryptography crypto aes android-client asynctask client-server diffie-hellman java-sockets tcp-ip socket-programming java-server diffie-hellman-algorithm asymmetric-cryptography

Updated Jul 23, 2026
Java

123paynow / litecoin-for-university

We started from learning programming with crypto at Universities (6 connected Universities in Poland), we voted for programming friendly cryptocurrency, we chose litecoin, we did unexpeced very fast api/wallet for Litecoin, after presentations we get customers for Dash, Dogecoin and Arbitrum

discrete-mathematics diffie-hellman litecoin elgamal satoshi satoshi-nakamoto zk-snarks litecoin-wallet elgamal-encryption zkproof zk-proofs

Updated Sep 21, 2026

hammurabi-mendes / learn-crypto-javascript

Learning Cryptography with Javascript

javascript cryptography openssl blind learning-by-doing diffie-hellman ring-signatures beginners blind-signatures threshold-cryptography oblivious-transfer openssl-certs openssl-tools verifiable-random-function vrf threshold-signatures ecies-encryption kzg-commitment poseidon-hash

Updated Jul 10, 2026
JavaScript

tarcisio-marinho / RSA

Simple RSA cryptography algorithm implementation

cryptography algorithm rsa rsa-signature criptografia diffie-hellman rsa-cryptography hacktoberfest rsa-key-pair rsa-key-encryption publickey public-key-cryptography rsa-encryption rsa-aes chavepublica hacktoberfest2020

Updated Sep 19, 2020
Python

ilchen / cryptopals

Solutions to https://cryptopals.com problems

cryptography rsa gcm srp ecdsa ecdh elliptic-curves diffie-hellman cryptopals pohlig-hellman dsa galois-fields montgomery-curve weierstrass-curves pollard-kangaroo polynomial-rings ghash dual-ec-drbg elligator2

Updated Apr 25, 2025
Java

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