Computer Network Operations (CNO) definition in Computer Security terms:
Definition(s): Comprised of computer network attack, computer network defense, and related computer network exploitation enabling operations.
Note: Within the Department of Defense (DoD), term was approved for deletion from JP 1-02 (DoD Dictionary). This term has been replaced by the use of " cyberspace operations" used in JP 3-12, "Cyberspace Operations." Original source of term was JP 1-02 (DoD Dictionary).
Source(s): CNSSI 4009-2015
reference: CSRC Glossary