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
XOR Encryptor for Windows
A file system plugin Total Commander
Locks backup files disallowing malware (cryptolockers) to alter them
A Collection of Useful Java/Swing Code
Low-budget password strength estimation
Open Source SIEM
Basic encode/decode, files comparison and protect sensitive data
Time tracking and recording multiple screens and keystrokes
encapsulates secure crypto algorithms for easy use
Another C++ Hack
Passgen - easy to use, simple password generator
A Stealthy Trojan Spyware
Open source version of Google Authenticator (except the Android app)
A Terrific Keystroke Recorder
Folder & Files encryption - opensource software.