general/cryptographic-software

Secure messaging application for smartphones

Telnet client by VanDyke Software

Encryption protocol

Program used for Secure Shell connections

None

One-time password system

Package of disk encryption software for Linux

Alternative SSH server and client

Process in which digital operating systems attempt to encrypt communications channels

One-time password system

Open source public key infrastructure software

Software tool for managing X.509 certification authorities

Software that uses cryptography

Software for automated reasoning about cryptography

Web-based encrypted mail service

Computer security software

Password-based key derivation function

Software tool for software verification

None

Cryptographic software library