1. A process of identifying critical information and analyzing friendly actions attendant to military operations and other activities to: identify those actions that can be observed by adversary intelligence systems; determine indicators and vulnerabilities that adversary intelligence systems might obtain that could be interpreted or pieced together to derive critical information in time to be useful to adversaries, and determine which of these represent an unacceptable risk; then select and execute countermeasures that eliminate the risk to friendly actions and operations or reduce it to an acceptable level. Source: DoDD 5205.02E, DoD Operations Security (OPSEC) Program, June 20, 2012 2. A systematic and proven process intended to deny to potential adversaries information about capabilities and intentions by identifying, controlling, and protecting generally unclassified evidence of the planning and execution of sensitive activities. The process involves five steps: (1) identification of critical information; (2) analysis of threats; (3) analysis of vulnerabilities; (4) assessment of risks; and (5) application of appropriate countermeasures. Source: ICS 700-1
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1. A process of identifying critical information and analyzing friendly actions attendant to military operations and other activities to: identify those actions that can be observed by adversary intelligence systems; determine indicators and vulnerabilities that adversary intelligence systems might obtain that could be interpreted or pieced together to derive critical information in time to be useful to adversaries, and determine which of these represent an unacceptable risk; then select and execute countermeasures that eliminate the risk to friendly actions and operations or reduce it to an acceptable level. Source: DoDD 5205.02E, DoD Operations Security (OPSEC) Program, June 20, 2012 2. A systematic and proven process intended to deny to potential adversaries information about capabilities and intentions by identifying, controlling, and protecting generally unclassified evidence of the planning and execution of sensitive activities. The process involves five steps: (1) identification of critical information; (2) analysis of threats; (3) analysis of vulnerabilities; (4) assessment of risks; and (5) application of appropriate countermeasures. Source: ICS 700-1
Cite this term
Election Security Glossary. (2026). Operations Security (OPSEC). In Election Security Glossary. Retrieved August 29, 2026, from https://electionsecurityglossary.com/glossary/operations-security-opsec
Sources
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High consensus
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Multi-source
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Multi-source
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