Add digital signatures to PDF documents - GUI and CLI, cross-platform
Tiny application which allows encrypting basic text.
Encrypt and manage secret text data
Implementation of the EDIINT AS2 protocol (RFC 4130)
UFONet - Denial of Service Toolkit
Chat Messenger. E-Mail-Client. Websearch. Filetransfer.
Provides encryption & password hashing for your app or Hibernate POJOs
Free portable cross-platform graphical multi-user password manager
yubikey-agent is a seamless ssh-agent for YubiKeys
C++ cryptographic library (modern hash functions, ciphers, KDFs)
Easy to use PKI library
HOFAT - graphical Hash Of File And Text calculator, 100%-pure Java
Base64 encode (or decode) files of any type with this lightweight tool
Crypt encryption and decryption is based on ASCII Table Shift.
Privacy, Security, no one will read your message again with this app
All-purpose Encryption and Security Adaptation
Anoncrypt-Text Encryption and Decryption Website in Java(Struts2)
Cross-platform encrypted password and file database
sha3sum - A demonstration of the Keccak permutation.