TR Latest: Rel-19 Security 2G

TR 55.919 – A5/3 and GEA3 Encryption Algorithm Design Report

3GPP TR 55.919 is the 3GPP Technical Report for A5/3 and GEA3 Encryption Algorithm Design Report. It is published in 12 releases (Rel-8 to Rel-19); the latest version is 19.0.0 in Rel-19.

Design and evaluation report for GSM A5/3 and GPRS GEA3 encryption algorithms. Details cryptographic design, security evaluation, and implementation specifications.

Read TR 55.919 →

Document type
Technical Report
Latest release
Rel-19
Latest version
19.0.0
Series
55 series
Category
Security
Network layer
Security
Technology
2G

Releases and versions of TR 55.919

ReleaseLatest versionLinks
Rel-19 19.0.0 Read · Download (3GPP)
Rel-18 18.0.0 Read · Download (3GPP)
Rel-17 17.0.0 Read · Download (3GPP)
Rel-16 16.0.0 Read · Download (3GPP)
Rel-15 15.0.0 Read · Download (3GPP)
Rel-14 14.0.0 Read · Download (3GPP)
Rel-13 13.0.0 Read · Download (3GPP)
Rel-12 12.0.0 Read · Download (3GPP)
Rel-11 11.0.0 Read · Download (3GPP)
Rel-10 10.0.0 Read · Download (3GPP)
Rel-9 9.0.0 Read · Download (3GPP)
Rel-8 8.0.0 Read · Download (3GPP)

Scope of TR 55.919

Category: Security (Encryption). Technology generation: 2G. Network layer: Security.

Who should read this specification?

Implementation notes

Complexity level: Expert. Implementation difficulty: High.

Key technologies

GSMGPRSEGPRS

Specifications referenced by TR 55.919

Other specifications in the 55 series

Related glossary terms

ETSISAGEECSDGPRSEGPRSGSMEc

Related topics

Encryption & IntegritySecurity

Frequently asked questions

What is 3GPP TR 55.919?

3GPP TR 55.919 is the 3GPP Technical Report for A5/3 and GEA3 Encryption Algorithm Design Report. Design and evaluation report for GSM A5/3 and GPRS GEA3 encryption algorithms. Details cryptographic design, security evaluation, and implementation specifications.

Which 3GPP releases include TR 55.919?

TR 55.919 is published in 12 releases, from Rel-8 to Rel-19. The latest version on 3GPP Explorer is 19.0.0 (Rel-19).

What category does TR 55.919 belong to?

TR 55.919 belongs to the Security (Encryption) category of 3GPP specifications. It applies to 2G networks.

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