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Mar 27, 2026 - For details about updated CVE-2025-53521 (BIG-IP APM vulnerability), refer to K000156741.
NikCirrusJan 06, 2011stream find/replace expression with an exclude hey guys i'm stumped with a find/replace situation. let's say i have these three strings: "this is a string" "i am a string" "this is not a string" now....Show More
Jonathan - March 2026 Featured MemberDevCentral Newsannouncementeventfeatured memberF5 AppWorld 2026 Las Vegas - iRules Contest Winners!DevCentral Newsannouncementappworld2026contestirules2026 F5 DevCentral MVP AnnouncementDevCentral Newsannouncementdevcentral mvp
F5 AppWorld 2026 Las Vegas - iRules Contest Winners!DevCentral Newsannouncementappworld2026contestirules
Recent DiscussionsHow to configure ssh access by key on F5OSF5 BIG-IP DNS/Audit Logs — Structured Format for SIEM IngestionBot Defense causing a lot of false positivesRecommendation for Adv. LabiRules for recreation: HTTP Protocol Parser implemented using BIG-IP iRule(unfinished)
Related ContentAdvanced iRules: Regular ExpressionsDNS Express and Zone TransfersiRule exclude URIiRule based 'Natural Speech' Expression LanguageXC -Web Application Firewall - Exclude FQDN but log security events
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