Software to creates active public keys. Active key is an executable program that contains a public key and the software necessary to encrypt messages and decrypt the answer-back messages
Convert single and multiple files into a self-extracting encrypted archive. Recipients do not need a copy of the program to open the archive; only the password
Free C++ library for cryptography: includes ciphers, message authentication codes, one-way hash functions, public-key cryptosystems, and key agreement schemes