Next Generation of ShadowsocksX
Free GUI replacement for Java command-line utilities keytool/jarsigner
Implementation of the EDIINT AS2 protocol (RFC 4130)
Add digital signatures to PDF documents - GUI and CLI, cross-platform
AS4 Solution for ENTSOG, e-SENS, ebMS, PEPPOL, ICS2, BDEW
UFONet - Denial of Service Toolkit
A cross-platform crypto-steganography toolkit
Small GUI to encrypt/decrypt texts
GUI tool for administration of PKCS#11 enabled devices
Easy create and sign x509 certificates and generate RSA key pairs
Encryption/Decryption demonstration app using the S-DES algorithm
Free, secure, customizable and the best folder locker software!
Certificate Authority administration application
more convenient one-time-pad encryption.
Comfortable hash-tool for texts and files
Simple GUI tool for openssl to sign files with GOST algorithm
IPsec / IKEv2-based VPN software for Linux.
[WARNING] Project has moved to http://github.com/Retroshare/Retroshare
NCrypted - simple file encryption software with GPU support
A simple GUI MD5 sum Tool run on Windows
Graphical user interface for the utility sfxcompress
A tiny, fast encryption tool in C
SES brings back the uncrackable onetime pad, with a digital twist.