Add digital signatures to PDF documents - GUI and CLI, cross-platform
Implementation of the EDIINT AS2 protocol (RFC 4130)
AS4 Solution for ENTSOG, e-SENS, ebMS, PEPPOL, ICS2, BDEW
Easy create and sign x509 certificates and generate RSA key pairs
CMP [RFC4210] implementation based on OpenSSL
mod_gnutls apache module