Crypto4 PKI is a set of tools designed for PKI (Public Key Infrastructure) management. Crypto4 PKI lets you generate and convert X.509 certificates from scratch or from certificate (signing) requests. You can maintain certificate revocation lists and manage certificates in Windows certificate storages.

venta-sign: high-security signature and encryption with smartcards and soft token (PKCS#12). All german qualified Trustcenter supported. This programm is evaluated and certified by "ITSEC E2 high"(Euro security standard & level). venta-sign is a suite for cryptography with 2 main components: venta-sign - shell extension (easy sign & encrypt) venta-container - application (sign & encrypt for directory trees with drag&drop) supports OCSP & CRL