435 Open source projects that are alternatives of or similar to Cryptolib4pascal

Python code to implement various number theory, elliptic curve and finite field computations.

An implementation of Heilman et al.'s differential attack on IOTA's Curl hashing function.

Microchip AVR based smartcard/token with ECC and RSA cryptography

a pure python Java KeyStore file parser, including private key decryption

OPTIGA™ Trust M Software Framework

Java Cryptographic, Encoding and Hash Utilities

Bitcoin Core integration/staging tree

Standard Subresource Integrity library for Node.js

free C++ class library of cryptographic schemes

An automated, modular cryptanalysis tool; i.e., a Weapon of Math Destruction

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

A decentralized P2P networking stack written in Go.

HElib is an open-source software library that implements homomorphic encryption. It supports the BGV scheme with bootstrapping and the Approximate Number CKKS scheme. HElib also includes optimizations for efficient homomorphic evaluation, focusing on effective use of ciphertext packing techniques and on the Gentry-Halevi-Smart optimizations.

example C language implementation of SIMON and SPECK lightweight block ciphers.

PASETO: Platform-Agnostic Security Tokens

A Brisk and Better Assured Cryptographic Toolkit

A curated list of awesome projects and resources related to the Substrate blockchain development framework.

IPChain Core Wallet

Usable, easy and safe pure-Rust crypto

Pure Java implementation of Macaroons: Cookies with Contextual Caveats for Decentralized Authorization in the Cloud. Android ready. Online playground available.

A shared preference implementation for confidential data in Android. Per default uses AES-GCM, BCrypt and HKDF as cryptographic primitives. Uses the concept of device fingerprinting combined with optional user provided passwords and strong password hashes.

High-level cryptography interface powered by libsodium

Python ASN.1 library with a focus on performance and a pythonic API

Benchmarks for crypto libraries (in Rust, or with Rust bindings)

A modern and easy-to-use cryptographic library for .NET Core based on libsodium

GOST R 34.11-2012: RFC-6986 cryptographic hash function

The RPKI-to-Router server used at Cloudflare

List of resources about foundational knowledge for programmers (supposed to last a few decades)

Step-by-step guide on how to create a GPG key on keybase.io, adding it to a local GPG setup and using it with Git and GitHub.

æternity: solving scalability problems by making sense of state-channels

👯 Discohash - A super fast and simple hash. 5GB/s serial (depending on hardware). Also in NodeJS

PinkSign – a friendly Python library for NPKI (공인인증서) certificates 🔑

Java binding to the Networking and Cryptography (NaCl) library with the awesomeness of libsodium

A bilinear pairing library for petlib

Project Wycheproof tests crypto libraries against known attacks.

Decentralize your secrets!

🐩 Poodle (Padding Oracle On Downgraded Legacy Encryption) attack CVE-2014-3566 🐩

RFC 5297 SIV mode of operation in Java

❄️ Firmware and simulator for Coldcard Hardware Wallet

Golang interface to manage Yubikeys, including a crypto.Signer & crypto.Decrypter interface

Transform encryption library for Scala

Protecting cryptographic signing keys and seed secrets with Multi-Party Computation.

en-crypt, de-crypt, si-gn, ve-rify - smime, pdf, xades and plain files in pure python

Useful CTF Tools

repo with challenge material for riceteacatpanda (2020)

Zcash Improvement Proposals

🇸Superpowered Audio, Networking and Cryptographics SDKs. High performance and cross platform on Android, iOS, macOS, tvOS, Linux, Windows and modern web browsers.

Client-side password-protection for HTML

A Framework for Encrypted Machine Learning in TensorFlow

Software U2F authenticator for macOS

HACL*, a formally verified cryptographic library written in F*

High-speed secure pseudorandom function for short messages

Tanker client-side encryption SDK for JavaScript

CRYLOGGER: Detecting Crypto Misuses for Android and Java Apps Dynamically

🛡 I2P: End-to-End encrypted and anonymous Internet

A collection of common (interesting) cryptographic mistakes.

Cryptographic filesystem for the cloud

💎 Beamsplitter - A new (possibly universal) hash that passes SMHasher. Built mainly with a random 10x64 S-box. Also in NodeJS