1065 Open source projects that are alternatives of or similar to Botan

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

Compiler-free Python crypto library backed by the OS, supporting CPython and PyPy

A utility to examine and validate certificates in a variety of formats

An implementation of TLS and related specifications in Common Lisp

s2n : an implementation of the TLS/SSL protocols

🧰 A zero trust swiss army knife for working with X509, OAuth, JWT, OATH OTP, etc.

An open source, portable, easy to use, readable and flexible SSL library

attacking RSA via lattice reductions (LLL)

Filesystem in userspace (FUSE) with transparent authenticated encryption

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

A really tiny crypto library.

.NET Standard 1.3 implementation of the Noise Protocol Framework (revision 33 of the spec)

A Rust implementation of the Noise Protocol Framework

The PHP extension for libsodium.

✅ .NET crypto done right. Professionally audited.

A Python wrapper around the OpenSSL library

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.

The world's easiest, most powerful random function.

Chromium с поддержкой алгоритмов ГОСТ

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

CryptoTrojan in Python (For educational purpose ONLY)

A sample backend that demonstrates how to generate a Virgil JWT and Twilio token used for authentication with the Virgil and Twilio services

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

IBM Fully Homomorphic Encryption Toolkit For Linux. This toolkit is a Linux based Docker container that demonstrates computing on encrypted data without decrypting it! The toolkit ships with two demos including a fully encrypted Machine Learning inference with a Neural Network and a Privacy-Preserving key-value search.

Tools to bootstrap CAs, certificate requests, and signed certificates.

Keeps track of certificates as they are deployed in a network environment.

A Brisk and Better Assured Cryptographic Toolkit

A simple SSL/TLS proxy with mutual authentication for securing non-TLS services

A Javascript implementation of SipHash-2-4

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

Reusable django app implementing x509 PKI certificates management

A collection of common (interesting) cryptographic mistakes.

Official implementation of IoTeX blockchain protocol in Go.

How to backdoor Diffie-Hellman

Fork of the Go standard TLS library, providing low-level access to the ClientHello for mimicry purposes.

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

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

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

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

i2pd browser bundle

A curated list of cryptography resources and links.

wolfSSL (formerly CyaSSL) is a small, fast, portable implementation of TLS/SSL for embedded devices to the cloud. wolfSSL supports up to TLS 1.3!

📚 VoidHack CTF write-ups

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

Cross-platform cryptographic functions in swift

Stream encryption & decryption with libsodium and protobuf

Main repository for the Veracruz privacy-preserving compute project.

A repository that aims to provide tools for cryptography and cryptanalysis

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

Python script that collects SSL/TLS information from hosts

Easily view and inspect X.509 certificates on your iOS device.

dude, is my code constant time?

Google Cloud Platform IOT Core Examples

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

Cloudflare's RPKI Toolbox

A complete overhaul of the Golang wrapper for libsodium

🛡️ A private certificate authority (X.509 & SSH) & ACME server for secure automated certificate management, so you can use TLS everywhere & SSO for SSH.

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.

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