ed25519

Community guide to using YubiKey for GnuPG and SSH - protect secrets with hardware crypto.

Go implementation of JSON Web Tokens (JWT).

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

A simple vaultless password manager in Go

Port of TweetNaCl cryptographic library to JavaScript

CIRCL: Cloudflare Interoperable Reusable Cryptographic Library

vanity address generator for tor onion v3 (ed25519) hidden services

云上运维

A simple mesh network communications app powered by the Reticulum Network Stack.

GNB is open source de-centralized SDVN to achieve layer3 network via p2p with the ultimate capability of NAT Traversal.GNB是一个开源的去中心化的具有极致内网穿透能力的通过P2P进行三层网络交换的SDVN。

High-level cryptography interface powered by libsodium

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

Audited & minimal JS implementation of elliptic curve cryptography.

Pure PHP polyfill for ext/sodium

Cryptographic key management is hard

ARCHIVED/MOVED: please visit the new location

Cryptographic signature algorithms: DSA, ECDSA, Ed25519

AI agent identity, signed credentials, delegated authority and portable governance evidence. Python core and offline verifier SDKs.

Fastest 5KB JS implementation of ed25519 signatures

🌰 encrypt/decrypt using ssh keys