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Security requirements update The protocol solution MUST offer authentication of the AN to the NAS The protocol solution MUST offer authentication of the NAS to the AN The protocol solution MUST allow authorization to take place at the NAS and at the AN The protocol solution MUST offer replay protection The protocol solution MUST provide data origin authentication The protocol solution MUST be robust against DoS attacks The protocol solution SHOULD offer confidentiality protection The protocol solution SHOULD distinguish the control messages from the data Changes since last version 4/4 |