| Abbreviation | Definition |
|---|---|
| CCMP | Cipher Block Chaining Message Authentication Code Protocol |
| CCR | Commitment Concurrency and Recovery |
| CCRA | Common Criteria Recognition Arrangement |
| CCS | Coded Character Set |
| CCSP | Cisco Certified Security Professional |
| CCTL | Common Criteria Testing Laboratory |
| CDID | Cross Divisional Identification |
| CDP | Continuous Data Protection |
| CDS | Certified Digital Signing |
| CDSA | Common Data Security Architecture |
| CDSSO | Cross-Domain Single Sign-On |
| CE | Communication Encryption |
| CEH | Certified Ethical Hacker |
| CES | Communication Encryption System |
| CEV | Controlled Environment Vault |
| CFP | Computers, Freedom, and Privacy |
| CFS | Cryptographic File System |
| CHA | Concentric Hemispherical Analyzer |
| CHFT | Computer Hacking Forensic Training |
| CIA | Confidentiality, Integrity, and Availability |