TS 35.240 – 5G 256-bit Security Algorithm Set
3GPP TS 35.240 is the 3GPP Technical Specification for 5G 256-bit Security Algorithm Set. Its official 3GPP title is “Specification of the Snow 5G based 256-bits algorithm set”. It is published in 3 releases (Rel-18 to Rel-20); the latest version is 20.1.0 in Rel-20.
Defines 256-NEA4, 256-NIA4 and 256-NCA4 security algorithms based on Snow 5G, including encryption, integrity and authenticated encryption.
Releases and versions of TS 35.240
| Release | Latest version | Links |
|---|---|---|
| Rel-20 | 20.1.0 | Read · Download (3GPP) |
| Rel-19 | 19.0.0 | Read · Download (3GPP) |
| Rel-18 | 18.0.0 | Read · Download (3GPP) |
Scope of TS 35.240
Category: Security (Encryption and Integrity Protection). Technology generation: 5G. Network layer: Security.
Who should read this specification?
- Network operators
- Device manufacturers
- Regulators and standards bodies
- Researchers and academics
Implementation notes
Complexity level: Expert. Implementation difficulty: High.
Key technologies
Specifications referenced by TS 35.240
- TR 21.905 3GPP Terminology and Definitions
Other specifications in the 35 series
- TS 35.233 Tuak Algorithm Set: Design Conformance Test Data
- TS 35.234 MILENAGE-256 Algorithm Set Specification
- TS 35.235 MILENAGE-256 Algorithm Set Specification
- TS 35.236 MILENAGE-256 Algorithm Set Specification
- TS 35.241 Snow 5G Algorithm Implementation Test Data
- TS 35.242 Snow 5G 256-bit Algorithm Test Data
- TS 35.243 AES 256-bit Algorithm Set Specification
- TS 35.244 AES-256 Implementation Test Data
Frequently asked questions
What is 3GPP TS 35.240?
3GPP TS 35.240 is the 3GPP Technical Specification for 5G 256-bit Security Algorithm Set. Defines 256-NEA4, 256-NIA4 and 256-NCA4 security algorithms based on Snow 5G, including encryption, integrity and authenticated encryption.
Which 3GPP releases include TS 35.240?
TS 35.240 is published in 3 releases, from Rel-18 to Rel-20. The latest version on 3GPP Explorer is 20.1.0 (Rel-20).
What category does TS 35.240 belong to?
TS 35.240 belongs to the Security (Encryption and Integrity Protection) category of 3GPP specifications. It applies to 5G networks.
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