Testing TLS/SSL encryption anywhere on any port
For full, incremental, compressed and encrypted backups or archives
Secure wiping/shredding of free disk space with many methods
C++ cryptographic library (modern hash functions, ciphers, KDFs)
Powerful webdav client and sync tools with client-side AES encryption
antigift is simple cross-platform, files & folders encryption tool
Bringing intranet on the internet with Zero-Config Mesh VPNS.
52 Hash Functions In One Program, plus each with HMAC or KMAC
Track your ARP/MAC table changes and so much more
Another way of user substitution on unixoid systems
Reveal Rootkit detects processes hidden by rootkits on POSIX systems.
Relying Party Security Technology for Internet Routing
Distributed reverse / forward proxy and tunneling solution for TCP.