Glossary C
- Call Back
- CC (Common Criteria)
- CCB
- CEO
- Certificate
- Certificate Authority (CA)
- Certificate Management
- Certification Path
- CPS
- Chain of Custody
- Chain of Evidence
- Challenge and Reply
- Checksum
- Chief Privacy Officer
- Chief Information Officer
- CISO
- Ciphertext
- Confidentiality
- Cyber Security

CC (Common Criteria)
Governing document that provides a comprehensive, rigorous method for specifying security function and assurance requirements for products and systems. See NIST SP 800-53 Rev. 4 under Common Criteria ...
Certificate
Also known as a digital certificate. A digital representation of information which at least 1. identifies the certification authority issuing it, 2. names or identifies its subscriber, 3. contains the subscriber's ...
Certificate Authority (CA)
A trusted entity that issues and revokes public key certificates. See NISTIR 8149 for more information.
Certificate Management
Process whereby certificates are generated, stored, protected, transferred, loaded, used, and destroyed. See CNSSI 4009-2015 for more information.
Certification Path
A chain of trusted public-key certificates that begins with a certificate whose signature can be verified by a relying party using a trust anchor, and ...
Chain of Custody
A process that tracks the movement of evidence through its collection, safeguarding, and analysis lifecycle by documenting each person who handled the evidence, the date/time ...
Chain of Evidence
A process and record that shows who obtained the evidence; where and when the evidence was obtained; who secured the evidence; and who had ...
Challenge and Reply
Prearranged procedure in which a subject requests authentication of another and the latter establishes validity with a correct reply. See CNSSI 4009-2015 for more information.
Chief Privacy Officer
The senior organizationalofficial with overall organization-wide responsibility for information privacyissues.See NIST SP 800-53 Rev. 4 under Senior Agency Official for Privacy and NIST SP 800-53A ...
Chief Information Officer
Agency official responsible for: (i) Providing advice and other assistance to the head of the executive agency and other senior management personnel of the agency ...
Ciphertext
Ciphertext is the result of encrypting plain text. In other words, plain text is encrypted with an algorithm, resulting in ciphertext, which is unintelligible. If ...
Confidentiality
Confidentiality prevents the unauthorized disclosure of data. In other words, authorized personnel can access the data, but unauthorized personnel cannot access the data. You can ...