Security Descriptions Extension for Media Streams (draft-zhou-mmusic-sdes-keymod-01)

S. Zhou ， T. Tian, Z. Xie

IETF 84-mmusic , 2012-8

Motivation ： Key exposure problem of SDES in forking and re-targeting scenarios ,

Proposal a new session parameter extension "keymod" to extend SDES (RFC 4568)

Defined in 3GPP TR 33.829 V0.0.9 (2011-12) 9.3.1.3 SDES solution 2 Chance to become TS

Review

1

Proposal Usage Example

2

Re-targeting scenario

Forking scenario

3

Application in Some Scenarios

How about this I-D become a WG work item?

4

Discussion