TS 55.216 – A5/3 and GEA3 Encryption Algorithms Specification
3GPP TS 55.216 is the 3GPP Technical Specification for A5/3 and GEA3 Encryption Algorithms Specification. It is published in 12 releases (Rel-8 to Rel-19); the latest version is 19.0.0 in Rel-19.
Specifies A5/3 encryption for GSM/ECSD and GEA3 for GPRS. Defines algorithms for securing 2G/3G voice and data communications.
Releases and versions of TS 55.216
| Release | Latest version | Links |
|---|---|---|
| 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 TS 55.216
Category: Security (Encryption). Technology generation: Multi-Gen. Network layer: Security.
Who should read this specification?
- Network operators
- Device manufacturers
- Regulators and standards bodies
Implementation notes
Complexity level: Expert. Implementation difficulty: High.
Key technologies
Other specifications in the 55 series
Related glossary terms
Related topics
Frequently asked questions
What is 3GPP TS 55.216?
3GPP TS 55.216 is the 3GPP Technical Specification for A5/3 and GEA3 Encryption Algorithms Specification. Specifies A5/3 encryption for GSM/ECSD and GEA3 for GPRS. Defines algorithms for securing 2G/3G voice and data communications.
Which 3GPP releases include TS 55.216?
TS 55.216 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 TS 55.216 belong to?
TS 55.216 belongs to the Security (Encryption) category of 3GPP specifications. It applies to Multi-Gen networks.
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