Use an rtl2832 USB dongle to generate random data for the linux kernel
Programmable completion code (bash) for ip[6]tables (netfilter.org)
Registration passes at the turnstiles system
A workbench to analyze ELF object files
A command-line utility for calculating and verifying file checksums.
Comfortable hash-tool for texts and files
Free Static Code Analysis Tool for PHP Applications
Open source DMARC implementation
MD5 Checksum Tool
Another way of user substitution on unixoid systems
Track your ARP/MAC table changes and so much more
A Collection of Useful Java/Swing Code
Open Source SIEM
Basic encode/decode, files comparison and protect sensitive data
encapsulates secure crypto algorithms for easy use