UMTS Security - User Traffic Confidentiality

User Traffic Confidentiality

  • Ciphering algorithm agreement: the mobile and the station can securely negotiate ciphering algorithm that they use.
  • Cipher key agreement: the mobile and the station agree on a cipher key that they may use.
  • Confidentiality of user and signalling data: neither user data nor sensitive signalling data can be overheard on the radio access interface.

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