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

Forum Discussion

siru_129409's avatar
siru_129409
Icon for Nimbostratus rankNimbostratus
Feb 02, 2016

F5 APM AD Query is failing for users having long username

Hi   I have a running setup of LTM+APM+ASM in order load balance and secure the various application including Microsoft Exchange 2013.   I have configured Two factor authentication for all th...
ad query
BIG-IP Access Policy Manager (APM)
exchange
security
Michael_Jenkins's avatar
Michael_Jenkins
Icon for Cirrostratus rankCirrostratus
Feb 03, 2016

Just a shot in the dark here, but have you tried using 

LDAP Auth
and 
LDAP Query
instead of 
AD Auth
and 
AD Query
? It doesn't always make a difference, but I have seen some issues where using LDAP instead of AD solves the problem.