633 Open source projects that are alternatives of or similar to Ed25519 Dalek

A simple, modern, and secure encryption and signing tool that aims to be a better version of age and Minisign.

High-level cryptography interface powered by libsodium

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

Pure PHP polyfill for ext/sodium

A pure-Rust implementation of group operations on Ristretto and Curve25519

KreMLin is a tool for extracting low-level F* programs to readable C code

Ruby FFI binding to the Networking and Cryptography (NaCl) library (a.k.a. libsodium)

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

Port of TweetNaCl cryptographic library to JavaScript

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

PortableSigner - A Commandline and GUI Tool to digital sign PDF files with X.509 certificates

Simple Theorem Prover, an efficient SMT solver for bitvectors

A dead simple tool to sign files and verify digital signatures.

Standard Subresource Integrity library for Node.js

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.

CIRCL: Cloudflare Interoperable Reusable Cryptographic Library

Go JWT signing, verifying and validating

Reference mobile app for BrightID

Ed25519 signing, verification and encryption, decryption for arbitary files; like OpenBSD signifiy but with more functionality and written in Golang - only easier and simpler

An advanced SAT solver

Key management is hard

Elliptic Curve Cryptography playground/toolkit written in pure Python

JavaScript client for Exonum blockchain

A WebAssembly (via AssemblyScript) set of cryptographic primitives for building authentication and key exchange protocols.

X25519 elliptic curve Diffie-Hellman key exchange in pure-Rust, using curve25519-dalek.

W3C Web Cryptography API for Node.js

Fastest JS implementation of ed25519, x25519 & ristretto255. Independently audited, high-security, 0-dependency EDDSA signatures and ECDH key agreement

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

"SAT/SMT by example" free ebook

A minimalist, open source online pastebin where the server has zero knowledge of pasted data. Data is encrypted/decrypted in the browser using 256 bits AES.

Authenticated key-value store (i.e. an urkel tree)

By completing image puzzle game, TTGPuzzleVerify is a more user-friendly verification tool on iOS, which is highly customizable and easy to use. 体验更友好的拼图验证控件

Type-safe general-cryptography library - https://jmcardon.github.io/tsec/

RISC-V CPU Core (RV32IM)

An implementation of the Wickr Secure Messaging Protocol in C

This repo is dedicated to Concordium Incentivized Testnet3.

XReSign - developer tool to sign or resign iOS app (.ipa) files with a digital certificate from Apple.

Concuerror is a stateless model checking tool for Erlang programs.

Scalable collective authority

A library for Partially Homomorphic Encryption in Python

High-speed secure pseudorandom function for short messages

A Crypto-Secure, Production-Grade Reliable-UDP Library for golang with FEC

secure interactive password manager with xchacha20poly1305, argon2id, and Go

🎲 A Distributed Randomness Beacon Daemon - Go implementation

Links to tools by subject

SeaHorn Verification Framework

A Linux Ransomware

Minimalist secure text editor and binary encryptor that implements RFC 4880 Open PGP format: symmetrically encrypted, compressed and integrity protected. The editor can protect files with passwords, key files or both.

An S/MIME signing utility for use with Git

Package verifier provides simple defensive programing primitives.

Secure API Toolkit

Fuzzing cryptographic libraries. Magic bug printer go brrrr.

NodeJS module and commandline utility for re-signing iOS applications (IPA files).

⚔ Go package for data validation and filtering. support Map, Struct, Form data. Go通用的数据验证与过滤库，使用简单，内置大部分常用验证、过滤器，支持自定义验证器、自定义消息、字段翻译。

Bug-free machine learning on stochastic computation graphs

Rust implementation of {t,n}-threshold ECDSA (elliptic curve digital signature algorithm).

Pwnable|Web Security|Cryptography CTF-style challenges

List of my talks and workshops: security engineering, applied cryptography, secure software development

a portable and fast pairing-based cryptography library

A Filesystem Built On Top of the Web.