TS 35.201 – 3GPP Confidentiality & Integrity Algorithms f8/f9
3GPP TS 35.201 is the 3GPP Technical Specification for 3GPP Confidentiality & Integrity Algorithms f8/f9. It is published in 12 releases (Rel-8 to Rel-19); the latest version is 19.0.0 in Rel-19.
Specifies the f8 confidentiality (stream cipher) and f9 integrity (MAC) algorithms for 3G security, based on the KASUMI block cipher.
Releases and versions of TS 35.201
| 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 35.201
Category: Security (Cryptographic Algorithms). Technology generation: 3G. Network layer: Security.
Who should read this specification?
- Network operators
- Device manufacturers
- Researchers and academics
Implementation notes
Complexity level: Advanced. Implementation difficulty: High.
Key technologies
Specifications that reference TS 35.201
Other specifications in the 35 series
Related glossary terms
Related topics
Frequently asked questions
What is 3GPP TS 35.201?
3GPP TS 35.201 is the 3GPP Technical Specification for 3GPP Confidentiality & Integrity Algorithms f8/f9. Specifies the f8 confidentiality (stream cipher) and f9 integrity (MAC) algorithms for 3G security, based on the KASUMI block cipher.
Which 3GPP releases include TS 35.201?
TS 35.201 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 35.201 belong to?
TS 35.201 belongs to the Security (Cryptographic Algorithms) category of 3GPP specifications. It applies to 3G networks.
View the full specification with interactive table of contents, version history, and AI analysis.
Read Full Specification →