Digital cellular telecommunications system (Phase 2+); 3G Security; Specification of the A5/3 encryption algorithms for GSM and ECSD@ and the GEA3 encryption algorithm for GPRS; Document 4: Design and evaluation report (V12.0.0; 3GPP TR 55.919 version 12.
This Technical Report has been prepared by the ETSI SAGE GSM A5/3 Task Force@ and gives a detailed report on the design and evaluation of the A5/3 encryption algorithms for GSM and ECSD@ and of the GEA3 encryption algorithm for GPRS (including EGPRS).