computer network attack (CNA) – Glossary | CSRC

  Actions taken through the use of computer networks to disrupt, deny, degrade, or destroy information resident in computers and computer networks, or the computers and networks themselves.
Note: Within DoD, Joint Publication 3-13, “Information Operations, ” 27 November 2012 approved the removal the terms and definitions of computer network attack (CNA), computer network defense (CND), computer network exploitation, and computer network operations (CNO) from JP -1-02, “Department of Defense Dictionary of Military Terms and Associated Terms.” This term and definition is no longer published in JP 1-02. This publication is the primary terminology source when preparing correspondence, to include policy, strategy, doctrine, and planning documents. The terms are no longer used in issuances being updated within DoD. JP 1-02, following publication of JP 3-12, “Cyberspace Operations” provides new terms and definitions such as cyberspace, cyberspace operations, cyberspace superiority, defensive cyberspace operation response action, defensive cyberspace operations, Department of Defense information network operations, and offensive cyberspace operations.
Source(s):

CNSSI 4009-2015