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

Forum Discussion

Stefan_Klotz_85's avatar
Stefan_Klotz_85
Icon for Cirrus rankCirrus
Sep 30, 2015

serverssl behavior in 11.4.x

We ran into an issue that the SSL handshake on the serverside fails after updating the certificate on the server. Nothing changed on the LB. I'm aware of the serverssl profile behavior change in rega...
application delivery
deployment
LTM
serverssl
TMOS
Patrik_Jonsson's avatar
Patrik_Jonsson
Icon for MVP rankMVP
Sep 30, 2015
Started to answer this one, but realized that none of them was viable. The client suggests certificates, but the server chooses. That would not explain why it would work if you REMOVED a cipher from the list though. Out of curiosity, do you see any entries in the application logs? /Patrik