For full, incremental, compressed and encrypted backups or archives
Implementation of the EDIINT AS2 protocol (RFC 4130)
Free GUI replacement for Java command-line utilities keytool/jarsigner
UFONet - Denial of Service Toolkit
cross-platform, encryption application
FIDO® Certified StrongKey FIDO Server (SKFS)
Single Linux or Windows binary for secure text encryption
DENUVO (VMProtect 2.6x) VM research tool
AS4 Solution for ENTSOG, e-SENS, ebMS, PEPPOL, ICS2, BDEW
Chat Messenger. E-Mail-Client. Websearch. Filetransfer.
A Free, Easy-to-Use, Cross-Platform OpenPGP Crypto Tool.
Tiny application which allows encrypting basic text.
PGP graphical user interface
Enigma Encryption Simulator in Java
57 Hash Functions In One Program, plus each with HMAC or KMAC