Premium VOD Presentation APOWG Update Civolution Watermarking and De-Coding March 3, 2011 Content Protection Intelligence Center PRIVILEGED AND CONFIDENTIAL
Civolution VOD Watermarking • NexGuard-PayTV watermarking technology also used in post-production and digital cinemas • Watermarks imperceptible to consumers • Watermark payload embedded either locally by STBs or prior to delivery by VOD servers – Includes Operator ID (Satellite/Cable provider, ISP), User ID (consumer ID), and Date/Time • Millions of devices already deployed and ready to be activated with software push 2 PRIVILEGED AND CONFIDENTIAL
Civolution VOD Recovery Process 1. ID the Operator • Studio downloads pirate content and uses Civolution’s Packer to ‘compress’ file for testing – Packer completely spoils video making it unwatchable (removes color, resolution, etc.) but retains payload – Reduces testing sample size to ~15-20MB • Studio uploads sample to Civolution detection portal • Automated detection returns Ticket #, Operator ID, and Date/Time 3 PRIVILEGED AND CONFIDENTIAL
Civolution VOD Recovery Process 2. ID the Consumer • Studio (or CP vendor) sends Ticket # to Operator • Operator references Ticket # to Civolution detection portal • Automated detection returns User ID to Operator 4 PRIVILEGED AND CONFIDENTIAL
Premium VOD Capture Methods Video • Good: Camcord using HD camcorder & tripod • Good: Screen video capture when viewing on PC • Best: Digital HDMI video output using HDCP stripper Civolution: • Watermark payload will survive any video capture – Tested with various recording and processing scenarios • Higher quality = Higher chance of recovery 5 PRIVILEGED AND CONFIDENTIAL
Premium VOD Capture Methods Audio • Good: Analog capture from TV or PC viewing • Best: Digital capture from optical output Civolution: • Audio not scheduled to be watermarked by studios (although available) 6 PRIVILEGED AND CONFIDENTIAL
Premium VOD Threats Video • Obfuscate consumer ID – Remove or mask video watermarks? – Civ: Not possible due to watermarks applied to every video frame and watermark survival rate – Increase in cable/signal theft? – Game console firmware hacks? Audio • New source of HQ English audio? Other unknown threats? 7 PRIVILEGED AND CONFIDENTIAL
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