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JPcaceresMorale's avatar
JPcaceresMorale
Icon for Nimbostratus rankNimbostratus
Jun 14, 2018

Crypto irule cpu consumption

Hi all,   I have an irules to decrypt all http payload request and other to encrypt all http payload response, it works perfectly, but the CPU consumption of TMM is very high. Anyone have experien...
application delivery
iRules
LTM
security
Simon_Blakely's avatar
Simon_Blakely
Icon for Employee rankEmployee
Jun 17, 2018

JPcaceresMorales,

 

Crypto operations in TCL are CPU-intensive, so encrypting/decrypting requests will utilize significant CPU.

 

Is there a reason that the Request/Response Body is encrypted in this way, as opposed to just relying on SSL/TLS encryption (which is hardware offloaded)?