Rel-19 Security 3G Intermediate

TS 21.111 – USIM and UICC Requirements for 3G

Defines requirements for USIM and UICC in 3G networks, covering security, logical structure, and physical specifications.

Release

Rel-19

What is TS 21.111?

TS 21.111 (Rel-19) — USIM and UICC Requirements for 3G. Defines requirements for USIM and UICC in 3G networks, covering security, logical structure, and physical specifications. Primary function: Requirements. Category: Security (Authentication). Technology generation: 3G. Network layer: UE.

Who should read this specification?

Device manufacturers
Network operators
Regulators and standards bodies
Researchers and academics

Implementation notes

Complexity level: Intermediate. Implementation difficulty: Medium.

Key Technologies

UMTSUICCUSIM

Related Glossary Terms

USIM 3G HW INFO COND PUK IMSI HE SQN IK MAC AID

Frequently Asked Questions

What is 3GPP TS 21.111?

3GPP TS 21.111 (Rel-19) is the 3GPP specification for USIM and UICC Requirements for 3G. Defines requirements for USIM and UICC in 3G networks, covering security, logical structure, and physical specifications.

Which 3GPP release is TS 21.111 part of?

TS 21.111 is part of 3GPP Rel-19. The latest known version on 3GPP Explorer is j00.

What does TS 21.111 specify?

Requirements.

What category does TS 21.111 belong to?

TS 21.111 belongs to the Security (Authentication) 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 →