Chords is binary file strings extractor, with many formats supported.
Whonix is an Anonymous Operating System.
Cuckoo Sandbox is for automated analysis of malware
Advanced Persistent Threat Security
MD5 Checksum Tool
Secure mail + Tor gateway
Mpge
System/security auditing tool for hardening and securing Linux/Unix
A repository of LIVE malwares for malware analysis and security
ant_farm plugin to explore Annotated Binary Files
ant_farm plugin to explore Android Package Files
A powerful data encrypting tool.Encrypt data inside files.
Malware Removal
Open Source SCADA Security Evaluation Tool
Universal Framework to audit Voip protocols's security
Network security simulator
Análisis forénsico, entorno unificado y extracción de datos
Simulator of access controls
Detect file changes on remote web sites