Rel-17 Security 2G Intermediate

TS 55.218 – A5/3 and GEA3 Encryption Algorithms Specification

Specifies A5/3 encryption for GSM and ECSD, and GEA3 for GPRS. Defines cryptographic algorithms for secure mobile communications.

Release
Rel-17
Category
Security
Subcategory
Authentication and Encryption
Network Layer
Security
Technology
2G
Business Impact
Medium

Key Technologies

GSMGPRSECSD

View the full specification with interactive table of contents, version history, and AI analysis.

Read Full Specification →

Related Links