cross-platform (Java) file encryption and archiving tool
Chat Messenger. E-Mail-Client. Websearch. Filetransfer.
antigift is simple cross-platform, files & folders encryption tool
C++ cryptographic library (modern hash functions, ciphers, KDFs)
Sampling exactly from the normal and exponential distributions
Secure mail + Tor gateway
Encrypting, anonymous, unlimited size message transfer system
A family of FLEA-inspired CSPRNGs and Stream Ciphers
A minimal CSPRNG reflecting the Zen of cipher design
A family of small-state CSPRNGs and Stream Ciphers
AES-128 bit file encryptor
ISC lets you encrypt & decrypt text and files of any type up to 4GB
Replace text with POS equivalent text, in a reversible fashion.