Add digital signatures to PDF documents - GUI and CLI, cross-platform
cross-platform, encryption application
Cryptographic library for EAC version 2
Robust and flexible VPN network tunnelling
cross-platform (Java) file encryption and archiving tool
C++ cryptographic library (modern hash functions, ciphers, KDFs)
OpenSC - tools and libraries for smart cards
Easy to use PKI library
Sampling exactly from the normal and exponential distributions
FIDO-enabled, cloud file encryption with centralized key management.
Another C++ Hack