Forum Discussion

mzahir_65368's avatar
mzahir_65368
Icon for Altostratus rankAltostratus
Jun 17, 2011

Decrypt AES Cookie outside of the load balancer

Hello,     Whenever we see issues with a particular application server, our QA team decodes the F5 cookie to isolate the problematic server. However, after we implemented the encryption of the F...
application delivery
dev
devops
iRules
hooleylist's avatar
hooleylist
Icon for Cirrostratus rankCirrostratus
Jun 17, 2011
Hi MZ,

 

 

I don't think we support decrypting anything encrypted on LTM off LTM right now. I've heard a bit on future plans to support this, but nothing concrete yet.

 

 

For now, you could use an iRule to log the decrypted persistence cookie values on LTM:

 

 

http://devcentral.f5.com/wiki/default.aspx/iRules/Persistence_Cookie_Logger.html

 

 

Aaron