drm interoperability

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DRM Interoperability HMJ

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Page 1: DRM Interoperability

DRM InteroperabilityHMJ

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I.

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Interoperability and

Flexible Use

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1.Personal Use Freedoms

Semiotic democracyCultural diversity and autonomy

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DRM+ DMCA

1201(a): “access to a work”

1201(b): “rights of the copyright owner”

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2.Interoperability

Cultural diversity, autonomyInnovation

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II.

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Flexible DRMs

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TPM/DRM

Non-TPM DRMsTPM-enabled-DRMs

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TPM/DRM4 Categories

AccessCopy

DistributionAncillary

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TPM/DRM4 Categories

AncillaryIdentification metadata

WatermarksFingerprint

RELs (XrML / ODRL / CC)

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TPM/DRM4 Categories

AccessConditional Access (STB)

DVD encodingContent Scramble System (CSS)

Advanced Access Content System (AACS)

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TPM/DRM4 Categories

CopyAnalog Copy Protection (Macrovision)Copy Generation Management System

(CGMS)

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TPM/DRM4 Categories

DistributionDigital Transmission Content

Protection (DTCP)High-bandwidth Digital Content

Protection (HDTP)

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TPM/DRMSystems–

Encoding Fair Use

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III.

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Incompatibility

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IncompatibilityXrML (REL)

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IncompatibilityXrML (REL) ContentGuard

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IncompatibilityXrML (REL) ContentGuard

ISO, MPEG 21

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IncompatibilityXrML (REL) ContentGuard

ISO, MPEG 21 Microsoft

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IncompatibilityXrML (REL) ContentGuard

ISO, MPEG 21 Microsoft

ODRL

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IncompatibilityXrML (REL) ContentGuard

ISO, MPEG 21 Microsoft

ODRL

OMA-REL

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IncompatibilityXrML (REL) ContentGuard

ISO, MPEG 21 Microsoft

ODRL

OMA-RELApple

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IncompatibilityXrML (REL) ContentGuard

ISO, MPEG 21 Microsoft

ODRL

OMA-RELApple, Sun Microsystems

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IncompatibilityXrML (REL) ContentGuard

ISO, MPEG 21 Microsoft

ODRL

OMA-RELApple, Sun Microsystems, CORAL/DLNA

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IncompatibilityXrML (REL) ContentGuard

ISO, MPEG 21 Microsoft

ODRL

OMA-RELApple, Sun Microsystems, CORAL/DLNA, DVB

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IV.

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Why?

Network EffectsStandards war pre-tipping

De Facto Standard

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Breaking Deadlock

Standards&

Converters

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Breaking Deadlock

Standards(open / proprietary)

• De facto• SSO

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Breaking Deadlock

Converters

CORAL

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Conclusions and Trends

Interoperability: Not any time soon

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Conclusions and Trends

Tech. alternatives available:Converters, open standards

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Conclusions and Trends

Interoperability

Flexibility

¿?

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Thanks.