Successfully reported this slideshow.
We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. You can change your ad preferences anytime.
DRM Implementation ChallengesAlec Main, Vice President Multi-Device DRM                            © 2011 KUDELSKI GROUP /...
Content Security Challenges Protocol vs. “Robust” Implementation Standard vs. Proprietary One DRM vs. Multi-DRM Free vs. S...
Case Study: Control Word Sharing with DVB   DVB                     Scrambled Audio/Video                      ECM (encryp...
Actions against illegal content and key sharing                        Monitoring           Reporting                   Co...
Monitoring: There is one huge CCCam CWS network5                          © 2012 KUDELSKI GROUP / All rights reserved.
CountermeasuresProprietary technical solutions and countermeasuresprevent CWS in the future, but still hundreds ofthousand...
Legal Actions: Nagra shuts down services  7                   © 2012 KUDELSKI GROUP / All rights reserved.
Content Security Challenges revisited» OTT/DRM will also face Content Key Sharing» Who pays the CDN costs?» Who provides t...
Upcoming SlideShare
Loading in …5
×

Copyright and Technology London 2012: Multiplatform Video Security - Alec Main, Nagra

  • Be the first to comment

  • Be the first to like this

Copyright and Technology London 2012: Multiplatform Video Security - Alec Main, Nagra

  1. 1. DRM Implementation ChallengesAlec Main, Vice President Multi-Device DRM © 2011 KUDELSKI GROUP / All rights reserved.
  2. 2. Content Security Challenges Protocol vs. “Robust” Implementation Standard vs. Proprietary One DRM vs. Multi-DRM Free vs. Supported 2 © 2012 KUDELSKI GROUP / All rights reserved.
  3. 3. Case Study: Control Word Sharing with DVB DVB Scrambled Audio/Video ECM (encrypted CW) Scrambled Audio/Video ECM (encrypted CW) Legit Free-To-Airsmart cards Set-top box ECM ECM Descrambled Audio/Video CW CW MPEG Chipset Control Word server Why? • DVB Standard • Hardware/Software Interface 3 © 2012 KUDELSKI GROUP / All rights reserved.
  4. 4. Actions against illegal content and key sharing Monitoring Reporting Countermeasures Legal Actions 4 © 2012 KUDELSKI GROUP / All rights reserved.
  5. 5. Monitoring: There is one huge CCCam CWS network5 © 2012 KUDELSKI GROUP / All rights reserved.
  6. 6. CountermeasuresProprietary technical solutions and countermeasuresprevent CWS in the future, but still hundreds ofthousands of shared legacy smart cards XXX XXX 7% XXX 8% XXX 7% 34% XXX 7% XXX 11% XXX NAGRA 13% 13% 6 © 2012 KUDELSKI GROUP / All rights reserved.
  7. 7. Legal Actions: Nagra shuts down services 7 © 2012 KUDELSKI GROUP / All rights reserved.
  8. 8. Content Security Challenges revisited» OTT/DRM will also face Content Key Sharing» Who pays the CDN costs?» Who provides the counter measures?» Who takes the on-going responsibility for security? 8 © 2012 KUDELSKI GROUP / All rights reserved.

    Be the first to comment

    Login to see the comments

Views

Total views

1,566

On Slideshare

0

From embeds

0

Number of embeds

458

Actions

Downloads

20

Shares

0

Comments

0

Likes

0

×