1. Introduction
1.1. Characteristics of ITS
1.2. MANET and VANET
1.3. Communication Types in ITS
1.4. The Rests of the Article
2. Relevant UMTS Technology
2.1. UMTS-AKA and UMTS-IMS-AKA Protocols
MS, SN, HE | Mobile Station, Service Network, Home Environment |
---|---|
VLR,HLR | Visitor Location Register, Home Location Register |
AuC, SQN | Authentication Centre, Sequence Number |
USIM | Universal Subscriber Identity Module |
IMSI | International Mobile Subscriber Identity |
TMSI | Temporary Mobile Subscriber Identity |
AV, AUTN | Authentication Vector, Authentication Token |
K | Secret Key which share between USIM and AuC |
MAC | Messages Authentication Code |
AMF | Authentication Management Field |
Rand, RES | Random Number, User Response |
XRES | Expected User Response |
CK, IK, AK | Cipher Key, Integer Key, Authentication Key |
f1
f5
| Authentication and Key Generation Function |
UE | User Equipment |
IMPI, IMPU | IP Multimedia Private Identity , IP Multimedia Public Identity |
P-CSCF | Proxy Call Service Control Function |
I-CSCF | Intergating Call Service Control Function |
S-CSCF | Service Call Service Control Function |
P-CSCF | Proxy Call Service Control Function |