
bitcoin
Full-node Bitcoin client that validates transactions and blocks on the peer-to-peer network, with integrated wallet, cryptographic security, and…

Full-node Bitcoin client that validates transactions and blocks on the peer-to-peer network, with integrated wallet, cryptographic security, and…

Portable OpenSSH

Lan Tian's NixOS Configuration

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

A lightweight, cryptography-powered, open-source toolkit built to enforce Zero Trust security for infrastructure, applications, and data in the…


Secure tunneling daemon implementing VPN protocols with TLS encryption, certificate authentication, and routing/firewall configuration for private…

Hardware tool for RFID analysis, emulation, and penetration testing. Supports 125kHz, 13.56MHz protocols (MIFARE, iClass, ISO14443/15693) with key…

Disabled TLS Certificate Verification for HashiCorp Vault KMS in confluent-kafka

Tool to find common vulnerabilities in cryptographic public keys

Analyzes DNS delegation and DNSSEC security by probing resolvers and authoritative servers, then validating, diagnosing, and visualizing zone…

⚡ Automatically decrypt encryptions without knowing the key or cipher, decode encodings, and crack hashes ⚡

Enterprise-grade toolkit to audit and migrate legacy infrastructure to hybrid post-quantum cryptography (PQC).

Testing TLS/SSL encryption anywhere on any port

Memory-safe TLS library in Rust implementing TLS 1.2 and 1.3 with pluggable crypto providers, client/server modes, and certificate-based…

Hardened Debian-based privacy OS with pre-integrated anonymity stack (Tor, VPN, DNSCrypt), anti-forensic tooling, SOC security center, and standalone…

Audits SSH servers for weak Diffie-Hellman key exchange groups by testing multiple client configurations, identifying Logjam-vulnerable endpoints…