LTE Security.
a) List the five security feature groups in LTE.
b) What is non-3GPP domain security in LTE?
c) What security services are provided for LTE Radio-Specific Signaling? What security services are provided for User-Plane Traffic? Also, briefly explain radio signal and user plane traffic.
d) Describe the possible handover scenarios between eNBs in LTE, e.g., via MME, etc.
e) LTE supports handover to/from legacy 3GPP systems. Briefly explain the weakness of such handovers.