The AES-CCM-128 outgoing frame counter used to generate the MIC over the octet sequence { tag || length || responder EUI-64 || received challenge value || APS frame counter } using the special nonce and AES-128 key for frame counter synchronization.
The AES-128-CCM 64-bit MIC (security level 2) on all previous fields of this TLV, excluding the challenge security frame counter, including Tag ID and length fields.
A randomly generated 64-bit value previously received in the APSFrameCounterChallengeTLV.
The EUI64 of the device that is responding to the Security_Challenge_req with its own challenge.
The current outgoing APS security frame counter held by the Responder EUI64 device.