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ETSI TR 155 919
M00002120
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ETSI TR 155 919 Digital cellular telecommunications system (Phase 2+) (GSM); 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 (3GPP TR 55.919 version 15.0.0 Release 15)
standard by European Telecommunications Standards Institute, 07/01/2018
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