Amazon DynamoDB Encryption Client for Python
High-level cryptography interface powered by libsodium
Extremely fast non-cryptographic hash algorithm
Add digital signatures to PDF documents - GUI and CLI, cross-platform
PGP graphical user interface
Implementation of the EDIINT AS2 protocol (RFC 4130)
UFONet - Denial of Service Toolkit
Single Linux or Windows binary for secure text encryption
Chat Messenger. E-Mail-Client. Websearch. Filetransfer.
A cross-platform crypto-steganography toolkit
Provides encryption & password hashing for your app or Hibernate POJOs
Free and open-source PDF signing and verification application.
An easy to use 'front-end' to ProxyCrypt 3.X encryption application
Free portable cross-platform graphical multi-user password manager
Optimized implementation of RC4 (Rivest Cipher 4, ARCFOUR) in ASMx64.
yubikey-agent is a seamless ssh-agent for YubiKeys
C++ cryptographic library (modern hash functions, ciphers, KDFs)
A command line interface for encryption and decryption using the NTRU
Halimede Certificate Authority
Decrypt encryptions without knowing the key or cipher
AVR based smartcard/token with ECC and RSA cryptography
Easy to use PKI library
HOFAT - graphical Hash Of File And Text calculator, 100%-pure Java