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Peer to Peer
Initiator Responder
----------- -----------
(1) HDR, SAi1, KEi, Ni -->
 
(2) <-- HDR, SAr1, KEr, Nr,
CERTREQ(OCSP Responder Hash)
(3) HDR, SK {IDi, CERT(certificate), -->
CERT(OCSP Response),
CERTREQ(OCSP Responder Hash),
[IDr,] AUTH, SAi2, TSi, TSr}
 
(4) <-- HDR, SK {IDr,
CERT(certificate),
CERT(OCSP Response),
AUTH, SAr2, TSi, TSr}
PPT Version