CryptoHeaven for Mac OS X (Security & Privacy - Encryption Tools)

Send and receive secure and anonymous email. Backup, store and share files online securely. Chat and exchange secure instant messages, create secure message boards. Share document folders through easy to use interface. HIPAA and GLBA compliant. Communicate and collaborate with your co-workers accross networks and firewalls with high level of security without a need for expensive VPN, PKI or complicated network setup and maintainance.