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

Security Descriptions Extension for Media Streams (draft-zhou-mmusic-sdes-keymod-01). S. Zhou ， T. Tian , Z. Xie IETF 84-mmusic , 2012-8. Review. Motivation ： Key exposure problem of SDES in forking and re-targeting scenarios , Proposal

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

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  1. Security Descriptions Extension for Media Streams(draft-zhou-mmusic-sdes-keymod-01) S. Zhou， T. Tian, Z. Xie IETF 84-mmusic , 2012-8

  2. Review • 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 1

  3. Proposal Usage Example 2

  4. Application in Some Scenarios Re-targeting scenario Forking scenario  3

  5. Discussion • How about this I-D become a WG work item? 4

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