SSL (Secure Socket Layer) and TLS (Transport Layer Security) can be used to secure the connections between your Novell Vibe site and other network services.
Section 39.1, Securing LDAP Synchronization
Section 39.2, Securing E-Mail Transfer
Section 39.3, Securing HTTP Browser Connections
Section 39.4, Securing Web Service Connections
Section 39.5, Securing Tomcat