886 Open source projects that are alternatives of or similar to Minisign

Hardware-based SSH/PGP agent

MagicPad is an encryption suite for beginners. It is designed to be run standalone via the browser or executable (Electron).

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

Cross-platform cryptographic functions in swift

🔐 📧 Encrypts WordPress emails using OpenPGP or S/MIME with a familiar API.

🔐 Key Derivation for ed25519

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.

Java SDK of WeDPR-Lab-Core; WeDPR即时可用场景式隐私保护高效解决方案核心算法组件通用Java SDK

Fast and efficient ed25519 signing and verification in Rust.

Library consisting of explanation and implementation of all the existing attacks on various Encryption Systems, Digital Signatures, Key Exchange, Authentication methods along with example challenges from CTFs

The PHP extension for libsodium.

OpenPGP keys published on your website (WKD)

Shamir's Secret Sharing Algorithm implementation in golang combined with PGP and a mail delivery system

A standalone addon for GnuPG

Cold store small files on paper as QR codes -- PGP keys, Bitcoin keys, Tox keys or any other small files in general.

Managing secrets with Yubikey

Interesting collected (leaked) encryption/decryption keys

🔒 GPG Sync is designed to let users always have up-to-date public keys for other members of their organization

Simple to use OpenPGP API based on Bouncy Castle

attacking RSA via lattice reductions (LLL)

✅ .NET crypto done right. Professionally audited.

Filesystem in userspace (FUSE) with transparent authenticated encryption

The world's easiest, most powerful random function.

libsodium compiled to Webassembly and pure JavaScript, with convenient wrappers.

Database security suite. Database proxy with field-level encryption, search through encrypted data, SQL injections prevention, intrusion detection, honeypots. Supports client-side and proxy-side ("transparent") encryption. SQL, NoSQL.

High-level cryptography interface powered by libsodium

📚 VoidHack CTF write-ups

Verify Open PGP / GPG signatures plugin

Sign, verify, encrypt and decrypt data with PGP in your browser.

free C++ class library of cryptographic schemes

tool to query for tokens and passwords for use as environment variables

🔏 turning the system behind GPG Sync into an Internet standard

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

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

Updated and Upgraded mbedTLS library for the ESP8266 (probably ESP32 too)

An SSH and GPG agent which you can use with your PIV hardware security device (e.g. a Yubikey).

Guidance on implementing cryptography as a developer.

An encryption format offering better security, performance and ease of use than PGP. File a bug if you found anything where we are worse than our competition, and we will fix it.

Scripts that illustrate basic cryptography concepts based on Coursera Standford Cryptography I course and more.

A curated list of cryptography resources and links.

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

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

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.

CIRCL: Cloudflare Interoperable Reusable Cryptographic Library

Capillary is a library to simplify the sending of end-to-end encrypted push messages from Java-based application servers to Android clients.

Official implementation of IoTeX blockchain protocol in Go.

A Rust implementation of the Noise Protocol Framework

Multi-platform transparent client-side encryption of your files in the cloud

How to backdoor Diffie-Hellman

The portal to the new, open internet. ([I:b])

s2n : an implementation of the TLS/SSL protocols

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

Virgil PHP Crypto Library is a high-level cryptographic library that allows you to perform all necessary operations for secure storing and transferring data and everything required to become HIPAA and GDPR compliant.

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

Pure PHP polyfill for ext/sodium

CryptoTrojan in Python (For educational purpose ONLY)

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.

Usable, easy and safe pure-Rust crypto

A native implementation of TLS in Javascript and tools to write crypto-based and network-heavy webapps

Key management is hard