The Sleuth Kit® (TSK) is a library and collection of command line digital forensics tools that allow you to investigate volume and file system data. The library can be incorporated into larger digital forensics tools and the command line tools can be directly used to find evidence.
Easy to use cryptographic framework for data protection: secure messaging with forward secrecy and secure data storage. Has unified APIs across 14 platforms.
LibTomCrypt is a fairly comprehensive, modular and portable cryptographic toolkit that provides developers with a vast array of well known published block ciphers, one-way hash functions, chaining modes, pseudo-random number generators, public key cryptography and a plethora of other routines.
Interactive CTF Exploration Tool
A honeypot for malware that propagates via USB storage devices
Jailer is an eBPF-based process jailing system that provides mandatory access control (MAC) for Linux. It tracks processes using BPF task_storage maps and enforces role-based policies on file access, network operations, and process execution.
End-to-end encryption for data at rest: a C library and CLI with recoverable keys, post-quantum (ML-KEM) key exchange, and user-to-user sharing