Browse free open source Security software and projects for Linux below. Use the toggles on the left to filter open source Security software by OS, license, language, programming language, and project status.
A lightweight and easy-to-use password manager
An easy-to-use anti-spam email gateway
Anti-Spam SMTP Proxy Server implements multiple spam filters
Metasploitable is an intentionally vulnerable Linux virtual machine
A Windows password cracker based on rainbow tables
Browser for using Tor on Windows, Mac OS X or Linux
A hard drive disk wipe and data clearing utility
A network stress testing application
A cross-platform network scanner that is fast and simple to use
PHP/MySQL web application
Open source disk encryption with strong security for the Paranoid
deletes junk files to free disk space and improve privacy
World's fastest and most advanced password recovery utility
Mature LDAP, LDIF and DSML client with i18n support.
Tools to work with android .dex and java .class files
Shows how easy it would be to gain unauthorized access to a system
Directory/File, DNS and VHost busting tool written in Go