Add digital signatures to PDF documents - GUI and CLI, cross-platform
Implementation of the EDIINT AS2 protocol (RFC 4130)
UFONet - Denial of Service Toolkit
cross-platform, encryption application
Chat Messenger. E-Mail-Client. Websearch. Filetransfer.
Tiny application which allows encrypting basic text.
Free portable cross-platform graphical multi-user password manager
Encrypt and manage secret text data
Provides encryption & password hashing for your app or Hibernate POJOs
yubikey-agent is a seamless ssh-agent for YubiKeys
C++ cryptographic library (modern hash functions, ciphers, KDFs)
Easy to use PKI library
A modern, AI-Smart, WASTE p2p for ipv4 and invisible address spaces
HOFAT - graphical Hash Of File And Text calculator, 100%-pure Java
Base64 encode (or decode) files of any type with this lightweight tool
GMR digital signature system