5G • Security
128-NEA1
SNOW 3G Encryption Algorithm
Stream cipher based on SNOW 3G algorithm using a 128-bit key for NAS and AS data encryption.
Technical Explanation
128-NEA1 is based on the SNOW 3G synchronous stream cipher. Inherited from 3G/4G standards, it provides high hardware implementation efficiency and is widely deployed across telecommunication ASICs worldwide.
Key Functions
- Synchronous stream cipher based on 128-bit SNOW 3G algorithm
- Provides high-throughput stream encryption in hardware basebands
- Standardized for NAS signaling and radio AS user plane encryption
Specifications
3GPP TS 33.501
Interfaces
UuN1
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