http://www.rfc-editor.org/rfc/rfc6630.txt
RFC 6630: EAP Re-authentication Protocol Extensions for Authenticated Anticipatory Keying (ERP/AAK), Z. Cao, H. Deng, Q. Wu, G. Zorn2012-06-01T23:00:00-00:00This document specifies the extensions necessary to enable AAK support in ERP. [STANDARDS-TRACK]