Mar 27, 2026 - For details about updated CVE-2025-53521 (BIG-IP APM vulnerability), refer to K000156741.

Proactive Bot Defense Bypass by Bot Signature

Problem this snippet solves: This code enables you to bypass Proactive Bot Defense for a specific bot signature. Caution: If the signature is simple, it may be easy for an attacker to guess it and...
Published May 30, 2018
Version 1.0
ASM Advanced WAF
bot
dos
security
Nikoolayy1's avatar
Nikoolayy1
Icon for MVP rankMVP
Feb 15, 2023

Great article! It seems that making a custom category in the Trusted Bot Class and making a custom signature for specific URL to allow curl still I am being blocked for example when using curl, so your code seems the only way forward except of stopping (setting it to Alarm or None with axception) the "curl" signature for the entire bot protection.