Integrity check is mandatory , but ciphering is optional. AS security keys, such as KRRCint, KRRCenc and KUPenc, are derived from KeNB by a UE and an eNB.
Read moreIntegrity check is mandatory , but ciphering is optional. AS security keys, such as KRRCint, KRRCenc and KUPenc, are derived from KeNB by a UE and an eNB.
Read more