Courses / Basic Web Application Firewall with ModSecurity
Lesson 7 of 8

Tuning Rules and Reducing False Positives

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Video by Taylor Walton on YouTube · 15 min. We did not make this video and we do not host it — watching it here still counts as a view for the creator.

Learn to use ctl:ruleRemoveById and ctl:ruleRemoveTargetById to create exceptions for legitimate traffic. A common beginner mistake is disabling too many rules, which weakens protection. Focus on narrow exceptions, e.g., only for a specific URL path.

In real deployments you monitor the audit log, identify recurring false positives, and adjust the rule set accordingly. This iterative process keeps the WAF effective without disrupting users.

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