Rel-10 Security 2G Advanced

TS 55.226 – A5/4 & GEA4 Encryption Algorithms Specification

Specifies 128-bit key encryption algorithms (A5/4 for GSM/ECSD, GEA4 for GPRS/EGPRS) based on KASUMI cipher for 2G/3G networks.

Release
Rel-10
Category
Security
Subcategory
Encryption
Network Layer
Security
Technology
2G
Business Impact
Medium

Key Technologies

GSMGPRSEGPRSKASUMI

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