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

Forum Discussion

Mark_Stradling_'s avatar
Mark_Stradling_
Icon for Cirrus rankCirrus
Feb 03, 2016

Removing Cookies from Client: Nothing seems to work....

I cannot get any of the cookie commands to remove cookies from the client. I want to have the F5 tell the client to remove cookies if they hit a certain URI. Here is what I have tried so far. None of...
devops
F5
irules
LTM
VernonWells's avatar
VernonWells
Icon for Employee rankEmployee
Feb 03, 2016

HTTP::cookie remove
simply removes the 
Set-Cookie
header from the request or response headers (depending on the context in which it is run).

To force a client to remove a cookie, you must re-set the cookie with an expires time that has already elapsed. See, for example, this DevCentral discussion:

and