MSG #28 2021-09-28 14:02:58.796
NAS

     EMM: Authentication request
    Protocol discriminator = 0x7 (EPS Mobility Management)
    Security header = 0x0 (Plain NAS message, not security protected)
    Message type = 0x52 (Authentication request)
    NAS key set identifier:
      TSC = 0
      NAS key set identifier = 4
    Authentication parameter RAND:
      Data = f8 af bb 51 5e ec 43 26 70 97 f6 50 6b 32 14 bf
    Authentication parameter AUTN:
      Length = 16
      Data = 62 1a b9 25 5c f0 90 01 f8 be 99 62 17 b1 b5 50