PALADIN

Security Onion

Security Onion 16.04 - Linux distro for threat hunting, enterprise security monitoring, and log management

CCF-VM

Collect, Process, and Hunt with host based data from MacOS, Windows, and Linux

NST - Network Security Toolkit

Linux distribution that includes a vast collection of best-of-breed open source network security applications useful to the network security professional

The Appliance for Digital Investigation and Analysis (ADIA)

VMware-based appliance used for digital investigation and acquisition and is built entirely from public domain software. Among the tools contained in ADIA are Autopsy, the Sleuth Kit, the Digital Forensics Framework, log2timeline, Xplico, and Wireshark. Most of the system maintenance uses Webmin. It is designed for small-to-medium sized digital investigations and acquisitions. The appliance runs under Linux, Windows, and Mac OS. Both i386 (32-bit) and x86_64 (64-bit) versions are available