ETSI TS 102 825-4 V1.2.2 (2013-12)

Digital Video Broadcasting (DVB); Content Protection and Copy Management (DVB-CPCM); Part 4: CPCM System Specification

RTS/JTC-DVB-334-4

General Information

• Status: Published
• Publication Date: 08-Dec-2013
• Technical Committee: BROADCAS - EBU/CENELEC/ETSI on Broadcasting
• Current Stage: 12 - Completion
• Due Date: 11-Dec-2013
• Completion Date: 09-Dec-2013

Standards Content (Sample)

ETSI TS 102 825-4 V1.2.2 (2013-12)






Technical Specification
Digital Video Broadcasting (DVB);
Content Protection and Copy Management (DVB-CPCM);
Part 4: CPCM System Specification

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2 ETSI TS 102 825-4 V1.2.2 (2013-12)



Reference
RTS/JTC-DVB-334-4
Keywords
broadcast, digital, DVB, TV
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© European Telecommunications Standards Institute 2013.
© European Broadcasting Union 2013.
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3 ETSI TS 102 825-4 V1.2.2 (2013-12)
Contents
Intellectual Property Rights . 10
Foreword . 10
Introduction . 10
1 Scope . 11
2 References . 11
2.1 Normative references . 11
2.2 Informative references . 12
3 Definitions and abbreviations . 12
3.1 Definitions . 12
3.2 Abbreviations . 12
4 The CPCM System . 12
4.1 General . 12
4.2 CPCM Security toolbox . 13
4.3 CPCM Authorized Domain Management . 14
4.4 CPCM System versioning . 14
4.5 CPCM Device physical interfaces . 15
4.6 CPCM Instance Logical Interfaces . 16
5 CPCM Data Types . 19
5.1 General . 19
5.2 Basic types. 20
5.2.1 CPCM witness . 20
5.2.2 CPCM trust check . 20
5.2.3 CPCM Message Authentication Code (MAC) . 20
5.2.4 CPCM AD secret . 20
5.2.5 Signed CPCM Instance Certificate . 20
5.2.6 CPCM playback period . 20
5.3 CPCM identifiers . 20
5.3.1 CPCM Instance identifier . 20
5.3.2 CPCM Certificate identifier . 20
5.3.3 CPCM Authorized Domain Identifier . 20
5.3.4 CPCM Content Licence Identifier . 21
5.4 CPCM data structures . 21
5.4.1 CPCM date and time . 21
5.4.2 CPCM Instance Certificate Body . 22
5.4.3 CPCM Instance Certificate chain . 23
5.4.4 CPCM Content Licence . 24
5.4.4.1 General . 24
5.4.4.2 CPCM Descrambler information . 25
5.4.4.3 CPCM Usage State Information . 25
5.4.5 CPCM delivery signalling . 28
5.4.6 CPCM status information . 29
5.4.7 CPCM Content handling operation . 30
5.4.8 CPCM Revocation List . 31
5.4.9 CPCM Auxiliary Data . 32
5.4.10 CPCM geographic location information . 33
5.4.11 CPCM geographic location formats list . 34
5.4.12 CPCM geographic area format . 34
5.4.13 Other CPS Export data . 35
5.4.14 CPCM rights issuer URL . 35
5.4.15 CLC private data . 36
5.4.16 Revocation List locator . 36
5.4.17 AD name . 37
5.4.18 AD capability . 37
ETSI

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4 ETSI TS 102 825-4 V1.2.2 (2013-12)
5.4.19 ADSE values . 38
5.4.20 DC ADSE value list . 38
5.4.21 DC Local identifiers list . 39
5.4.22 AD internal record . 39
5.4.23 AD internal record list . 40
5.4.24 CPCM extension data element . 40
5.4.25 Private element structure . 40
5.4.26 Key Recovery Information structure. 41
5.4.27 External scrambling information structure (optional) . 41
6 CPCM protocols . 43
6.1 General . 43
6.2 CPCM protocol message framework . 43
6.2.1 General . 43
6.2.2 CPCM protocol message . 45
6.2.2.1 General . 45
6.2.2.2 Conditional elements . 46
6.2.2.3 Optional elements . 46
6.2.2.4 Element identifiers . 47
6.2.2.5 CPCM protocol message type . 48
6.2.2.6 Control field . 49
6.2.3 Generic atomic transaction . 50
6.2.4 CPCM protocol timeouts . 54
6.2.5 CPCM protocol bridging . 55
6.3 General CPCM protocol messages . 55
6.3.1 General . 55
6.3.2 CPCM protocol error . 55
6.3.2.1 General . 55
6.3.2.2 CPCM protocol generic error codes . 56
6.3.3 CPCM protocol transaction rollback . 57
6.4 CPCM security control protocols . 58
6.4.1 General . 58
6.4.2 SAC establishment . 59
6.4.2.1 General . 59
6.4.2.2 CPCM AKE initiation . 60
6.4.2.3 CPCM AKE commit . 61
6.4.2.4 CPCM AKE renew . 62
6.4.2.5 CPCM AKE commit renew . 63
6.4.2.6 CPCM AKE confirm . 63
6.4.2.7 CPCM AKE confirm response . 64
6.4.2.8 CPCM AKE terminate . 64
6.4.3 CPCM AD Secret management . 65
6.4.3.1 General . 65
6.4.3.2 Deliver AD Secret . 65
6.4.3.3 Deliver AD Secret response . 66
6.4.3.4 Erase AD Secret . 67
6.4.3.5 Erase AD Secret response . 67
6.5 CPCM System and Content Management Protocols . 68
6.5.1 General . 68
6.5.2 CPCM instance status . 70
6.5.2.1 General . 70
6.5.2.2 CPCM Instance status enquiry . 71
6.5.2.3 CPCM Instance status enquiry response . 71
6.5.3 CPCM Content Licence exchange . 72
6.5.3.1 General . 72
6.5.3.2 CPCM get Content Licence . 73
6.5.3.3 CPCM get Content Licence response . 74
6.5.3.4 CPCM get new Content Licence . 75
6.5.3.5 CPCM put Content Licence . 76
6.5.3.6 CPCM put Content Licence response . 76
6.5.4 CPCM Content operation permission . 77
6.5.4.1 General . 77
ETSI

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5 ETSI TS 102 825-4 V1.2.2 (2013-12)
6.5.4.2 CPCM get permission . 78
6.5.4.3 CPCM get permission response . 78
6.5.5 CPCM Content item status protocol . 79
6.5.5.1 General . 79
6.5.5.2 CPCM get Content item status request. 79
6.5.5.3 CPCM get Content item status response . 80
6.5.6 CPCM Device Proximity Checks . 81
6.5.6.1 General . 81
6.5.6.2 Proximity method description . 81
6.5.6.3 Proximity Tools . 82
6.5.6.3.1 Round Trip Time protocol (RTT) . 82
6.5.6.3.2 Secured Round Trip Time protocol (SRTT) . 83
6.5.6.3.3 Re-using GPS or Terrestrial Triangulation for Proximity (GTTP) . 86
6.5.6.3.4 Proximity Through Association (PTA) . 87
6.5.6.3.5 Proximity Assignment by Authorized Authenticated Agent (PAAAA) . 89
6.5.6.3.6 Proximity through direct connection (PTDC) . 91
6.5.6.4 Mandatory Proximity tools . 91
6.5.7 CPCM secure time . 91
6.5.7.1 General . 91
6.5.7.2 CPCM get absolute time . 92
6.5.7.3 CPCM get absolute time response . 92
6.5.8 Geographic information . 93
6.5.8.1 General . 93
6.5.8.2 CPCM enquire geographic location formats . 94
6.5.8.3 CPCM geographic location formats response . 94
6.5.8.4 CPCM get geographic location . 95
6.5.8.5 CPCM get geographic location response . 96
6.5.8.6 CPCM affirm geographic location . 96
6.5.8.7 CPCM affirm geographic location response . 97
6.5.9 AD membership challenge . 97
6.5.9.1 General . 97
6.5.9.2 CPCM AD membership challenge . 98
6.5.9.3 CPCM AD membership challenge response . 99
6.5.10 CPCM Content Licence Move . 99
6.5.10.1 General . 99
6.5.10.2 CPCM Content Licence Move begin . 101
6.5.10.3 CPCM Content Licence Move ready . 102
6.5.10.4 CPCM Content Licence Move commit . 102
6.5.10.5 CPCM Content Licence Move confirm. 103
6.5.10.6 CPCM Content Licence Move finish . 104
6.5.10.7 CPCM Content Licence Move request . 104
6.5.10.8 CPCM Content Licence Move response . 105
6.5.11 CPCM Discovery . 106
6.5.11.1 General . 106
6.5.11.2 Discovery request . 106
6.5.11.3 Discovery response . 107
6.5.12 CPCM Revocation List Acquisition . 108
6.5.12.1 General . 108
6.5.12.2 Get CPCM Revocation List . 108
6.5.12.3 Notify CPCM Revocation List . 109
6.5.13 CPCM Content Discovery . 109
6.5.13.1 General . 109
6.5.13.2 Content Discovery request . 110
6.5.11.3 Content Discovery response . 110
6.6 Authorized Domain management protocols . 111
6.6.1 General . 111
6.6.2 ADM Enumerated Fields . 115
6.6.2.1 General . 115
6.6.2.2 ADM status . 115
6.6.2.3 ADM condition . 115
6.6.2.4 ADM protocol . 115
6.6.2.5 Delegating CPCM Instance identifier .
...