KSI Key Set Identifier
This is used in the UMTS Authentication process to enable a mobile to be ciphered without the continual need for reauthentication. The equivalent in a GSM network is the CKSN (Cipher Key Sequence Number).
We offer a wide variety of live and on demand courses covering 2G, 3G, 4G and 5G, RAN and core-focused training, complementary technologies including Wi-Fi, security and packet transport networks.
Start a free trial and experience Mpirical's learning for yourself...