The EAP Protected One-Time Password Protocol (EAP-POTP)

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RFC 4793                        EAP-POTP                   February 2007


                                           Server-Info TLV:
                                           N=0
                                           Session Identifier=V3
                                           Server  Identifier=V4
                                           Nonce=V5

   EAP-Response ->
   Type=OTP-X

   Version TLV:
   Highest=0

   OTP TLV:
   P=1,C=0,N=0,T=0,E=0,R=0
   Pepper Length=V1
   Iteration Count=V2
   Authentication Data=V6

   User Identifier TLV:
   User Identifier=V7

   Token Key Identifier TLV:
   Token Key Identifier=V8

                                        <- EAP-Request
                                           Type=OTP-X

                                           Confirm TLV:
                                           C=0
                                           Authentication Data=V9

   EAP-Response ->
   Type=OTP-X

   (no data)

                                        <- EAP-Failure

B.6.  Session Resumption

   This example illustrates successful session resumption.

   Peer                                 EAP server

                                        <- EAP-Request
                                           Type=Identity





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