secu - sfer
- secular
- secular change
- secular equation
- secular variations
- secure
- secure access facilities for enterprise
- secure access facility for enterprise
- secure access unit
- secure communication
- secure cryptosystem
- Secure Digital Music Initiative
- secure electronic transactions
- secure hash algorithm
- secure HTTP
- secure hypertext transfer protocol
- secure kernel
- secure key distribution
- secure MIME
- secure multipurpose Internet mail extensions
- secure shell
- secure sockets layer
- secure telephone unit
- secure voice
- secure voice transmission
- security
- security administrator
- Security and Exchange Commission
- security architecture
- security certificate
- security classification
- security clearance
- security controls
- security data
- security database
- security files
- security information
- security kernel
- security label
- security management
- security mantra
