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CompTIA SecurityX CAS-005 · Domain 3: Security engineering

Endpoint and server hardening: secure baselines, application allow lists, EDR, host firewalls and patching

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Last reviewed September 25, 2026 · Leer en español

Hardening reduces the attack surface of each system and makes attacks that do get in easier to detect. At scale, hardening is not about clicking through settings on each machine; it is about defining a baseline once, applying it automatically and proving compliance continuously.

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