Word: Countermeasure
Definition:
Reactive methods used to prevent an exploit from successfully occurring once a threat has been detected.
Sample Sentence:
The intrusion prevention system deployed a countermeasure to block the unauthorized access attempt.
Why It Matters:
Countermeasures mitigate threats and reduce system exposure after a threat is detected.
Quick Tip:
Deploy layered countermeasures such as access controls, patches, and behavior-based filters.
Source: https://www.sans.org/security-resources/glossary-of-terms/
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