Daily updated lists of cloud, bot, and service IP ranges
Scan usernames and emails across many platforms from the CLI
A dead simple VPN
Search exposed URLs from shortener services using keyword filtering
A static analysis security vulnerability scanner for Ruby on Rails app
A lightweight and easy-to-use password manager
Single Packet Authorization, Port Knocking
Anti-Spam SMTP Proxy Server implements multiple spam filters
cross-platform (Java) file encryption and archiving tool
The Best file security app.
For full, incremental, compressed and encrypted backups or archives
Network Enumeration Tool for Host Exploration and Recon
PGP graphical user interface
Free open source password manager
Single Linux or Windows binary for secure text encryption
UFONet - Denial of Service Toolkit
The safest way to store private data in untrusted (cloud) environments
A cross-platform crypto-steganography toolkit
Fast OSINT tool for discovering web profiles by username
Mine parameterized URLs from web archives for security testing
Multi-core image resizer and rotator. Go crunch 'em!
PHP code to purify & filter HTML
Mkpass - Command line Secure Password Generator
Kraken: A multi-platform distributed brute-force password cracking