TS 35.221 – 3GPP Confidentiality & Integrity Algorithms EEA3/EIA3
3GPP TS 35.221 is the 3GPP Technical Specification for 3GPP Confidentiality & Integrity Algorithms EEA3/EIA3. It is published in 9 releases (Rel-11 to Rel-19); the latest version is 19.0.0 in Rel-19.
Specifies 128-bit encryption (EEA3) and integrity (EIA3) algorithms for 3GPP networks, referencing external SAGE specification for technical details.
Releases and versions of TS 35.221
| 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 | 11.0.1 | Read · Download (3GPP) |
Scope of TS 35.221
Category: Security (Cryptography). Technology generation: Multi-Gen. Network layer: Security.
Who should read this specification?
- Network operators
- Device manufacturers
- Researchers and academics
Implementation notes
Complexity level: Expert. Implementation difficulty: High.
Key technologies
Specifications referenced by TS 35.221
- TR 21.905 3GPP Terminology and Definitions
Specifications that reference TS 35.221
Other specifications in the 35 series
- TS 35.215 3GPP UEA2 & UIA2 Confidentiality & Integrity Algorithms
- TS 35.216 3GPP UEA2 & UIA2 Confidentiality & Integrity Algorithms
- TS 35.217 3GPP UEA2 & UIA2 Confidentiality & Integrity Algorithms
- TS 35.218 3GPP Confidentiality & Integrity Algorithms UEA2/UIA2
- TS 35.222 3GPP Confidentiality & Integrity Algorithms EEA3/EIA3
- TS 35.223 3GPP EEA3 & EIA3 Algorithms Specification
- TS 35.231 Tuak Algorithm Set Specification
- TS 35.232 Tuak Algorithm Test Data Specification
Related glossary terms
Related topics
Related technologies
Frequently asked questions
What is 3GPP TS 35.221?
3GPP TS 35.221 is the 3GPP Technical Specification for 3GPP Confidentiality & Integrity Algorithms EEA3/EIA3. Specifies 128-bit encryption (EEA3) and integrity (EIA3) algorithms for 3GPP networks, referencing external SAGE specification for technical details.
Which 3GPP releases include TS 35.221?
TS 35.221 is published in 9 releases, from Rel-11 to Rel-19. The latest version on 3GPP Explorer is 19.0.0 (Rel-19).
What category does TS 35.221 belong to?
TS 35.221 belongs to the Security (Cryptography) category of 3GPP specifications. It applies to Multi-Gen networks.
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