Beyond 64KB Limit of IKEv2 Payload
Tobias Heider, Valery Smyslov, Cen Jung Tjhai · 1997
The maximum Internet Key Exchange Version 2 (IKEv2) payload size is limited to 64KB. This makes IKEv2 not usable for conservative post- quantum cryptosystem whose public-key is larger than 64KB. This document describes the mechanisms and considerations to exchange such large key-establishment data in IKEv2.