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

Forum Discussion

Nam_Truong_3245's avatar
Nam_Truong_3245
Icon for Nimbostratus rankNimbostratus
Jun 18, 2017

Client Certificate Authentication Big IP issue on iOS devices

Hi everyone,   We have 3 IIS servers running on HTTPS and load balanced with Big IP. We configured Client certificate authentication on the IIS servers (many-to-one, one client certificate can be...
application delivery
big-ip
security
jaikumar_f5's avatar
jaikumar_f5
Icon for Noctilucent rankNoctilucent
Jun 19, 2017

No no, that's not I meant. I'm pointing to check in this direction with the BigIP team. The BigIP team would be dealing with Irules to handle these scenarios. They would have put data-groups for different user-agents and how to respond bases on that. If its browser based, it acts differently and if its mobile user agent, it would act differently. These are defined in the Irule. Explain them that they may need to check the F5 Irule to handle these exceptions.