Pentoo is a Live CD and Live USB designed for penetration testing and security assessment.Based on Gentoo Linux, Pentoo is provided both as 32 and 64-bit installable live CD. Pentoo is also available as an overlay for an existing Gentoo installation. It features packet injection patched wifi drivers, GPGPU cracking software, and many tools for penetration testing and security assessment. The Pentoo kernel includes grsecurity and PAX hardening and extra patches - with binaries compiled from a hardened toolchain with the latest nightly versions of some tools available.

Features:
- Available in 32-bit and 64-bit versions, the latter having a significant speed increase from 32 bits
- Includes the required environment to crack passwords using GPGPU with openCL and CUDA configured 'out of the box'
- Built on hardened linux, including a hardened kernel and toolchain
- Hardened kernel with extra patches
- Uses a Pentoo overlay, which allows tools to be built on top of a standard Gentoo build
- Support for full disk encryption with LUKS if installed on HDD
- Automated installation

Tools:
Tools are installed with versioned ebuilds and open-ended ebuilds, making it possible to pull in the latest subversions and still have installs tracked by package management. The following tool categories are included:
- Analyzer
- Bluetooth
- Cracker
- Database
- Development
- Exploit
- Footprint
- Forensics
- Forging
- Fuzzers
- Misc
- MitM
- Pentoo
- Proxy
- RCE
- Scanner
- SIP-VOIP
- Wireless