TS 33.328 – IMS Media Plane Security
3GPP TS 33.328 is the 3GPP Technical Specification for IMS Media Plane Security. Its official 3GPP title is “IP Multimedia Subsystem (IMS) media plane security”. It is published in 12 releases (Rel-9 to Rel-20); the latest version is 20.1.0 in Rel-20.
Specifies IMS media plane security for RTP, MSRP, BFCP and IMS data channels, using SRTP, TLS and DTLS with SDES, DTLS-SRTP and KMS-based key management for e2ae and e2e protection.
Releases and versions of TS 33.328
| Release | Latest version | Links |
|---|---|---|
| Rel-20 | 20.1.0 | Read · Download (3GPP) |
| Rel-19 | 19.4.0 | Read · Download (3GPP) |
| Rel-18 | 18.6.0 | Read · Download (3GPP) |
| Rel-17 | 17.1.0 | Read · Download (3GPP) |
| Rel-16 | 16.1.0 | Read · Download (3GPP) |
| Rel-15 | 15.1.0 | Read · Download (3GPP) |
| Rel-14 | 14.1.0 | Read · Download (3GPP) |
| Rel-13 | 13.1.0 | Read · Download (3GPP) |
| Rel-12 | 12.9.0 | Read · Download (3GPP) |
| Rel-11 | 11.0.0 | Read · Download (3GPP) |
| Rel-10 | 10.0.0 | Read · Download (3GPP) |
| Rel-9 | 9.3.0 | Read · Download (3GPP) |
Scope of TS 33.328
Category: Security (IMS Media Security). Technology generation: Multi-Gen. 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 referenced by TS 33.328
- TS 24.229 IMS SIP/SDP Call Control Protocol
- TS 24.109 HTTP Digest AKA & GAA Stage 3
- TR 21.905 3GPP Terminology and Definitions
- TS 29.162 IMS-IP Network Interworking
- TS 33.310 3GPP Authentication Framework for Network Nodes
- TS 24.147 IMS Conferencing Protocol Details
- TS 24.247 IMS Messaging Protocol Specification
- TS 23.002 3GPP System Architecture Overview
- TS 26.114 IMS Multimedia Telephony Client
- TS 23.228 IP Multimedia Core Network Subsystem
- TS 33.501 5G Security Architecture
- TS 33.203 IMS Security Features and Mechanisms
Specifications that reference TS 33.328
- TS 23.228 IP Multimedia Core Network Subsystem
- TS 33.220 Generic Authentication Architecture (GAA) Security
- TS 23.218 IMS Call Model Specification
- TS 33.180 Security of the Mission Critical Service (MCX)
- TS 29.162 IMS-IP Network Interworking
- TS 26.238 Framework for Live Uplink Streaming (FLUS)
- TS 23.334 IMS-ALG to IMS-AGW Interface (Iq) Stage 2
- TS 33.107 Lawful Interception Architecture & Functions
- TS 33.108 LI Handover Interface Specification
- TS 23.333 MRFC-MRFP Mp Interface Requirements
- TS 29.334 IMS-ALG to IMS-AGW Interface Protocol
- TS 29.333 MRFC-MRFP Mp Interface Protocol
Other specifications in the 33 series
- TS 33.303 ProSe Security Specification for EPS
- TS 33.310 3GPP Authentication Framework for Network Nodes
- TS 33.320 H(e)NB Subsystem Security Architecture
- TS 33.326 NSSAAF Security Assurance Requirements
- TS 33.369 AIoT Security Architecture and Procedures
- TS 33.401 EPS Security Architecture
- TS 33.402 Security for non-3GPP access to EPS
- TS 33.434 Security aspects of SEAL for verticals
Frequently asked questions
What is 3GPP TS 33.328?
3GPP TS 33.328 is the 3GPP Technical Specification for IMS Media Plane Security. Specifies IMS media plane security for RTP, MSRP, BFCP and IMS data channels, using SRTP, TLS and DTLS with SDES, DTLS-SRTP and KMS-based key management for e2ae and e2e protection.
Which 3GPP releases include TS 33.328?
TS 33.328 is published in 12 releases, from Rel-9 to Rel-20. The latest version on 3GPP Explorer is 20.1.0 (Rel-20).
What category does TS 33.328 belong to?
TS 33.328 belongs to the Security (IMS Media Security) category of 3GPP specifications. It applies to Multi-Gen networks.
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