For full, incremental, compressed and encrypted backups or archives
UFONet - Denial of Service Toolkit
antigift is simple cross-platform, files & folders encryption tool
Multi hash crack suite
A bespoke symmetric cipher.
Multithreaded program to crack PKCS#12 files (p12 and pfx extensions)
Leet is CCEx's software application for on-the-fly encryption (OTFE).
Support Tools for OpenSSH with multiple agents
All-purpose Encryption and Security Adaptation
SES brings back the uncrackable onetime pad, with a digital twist.
A minimal CSPRNG reflecting the Zen of cipher design
A tiny, fast encryption tool in C
A family of small-state CSPRNGs and Stream Ciphers
A family of FLEA-inspired CSPRNGs and Stream Ciphers
ISC lets you encrypt & decrypt text and files of any type up to 4GB
ImpraStorage provided a private imap access to store large files