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  ITU-T A.5 justification information for referenced document ETSI TS 100 289 V1.2.1 (2014-03) in draft J.298
1. Clear description of the referenced document:
Name: ETSI TS 100 289 V1.2.1 (2014-03)
Title: Digital Video Broadcasting (DVB); Support for use of the DVB Scrambling Algorithm version 3 within digital broadcasting systems
2. Status of approval:
Approved by ETSI
3. Justification for the specific reference:
ETSI TS 100 289 provides for support for the implementation of the DVB Common Scrambling version 3 algorithm (CSA v3) within digital broadcasting systems, and the common signalling aspects as well as operational guidelines relevant for CA solutions. It also provides hence the basis for co-existence of multiple Conditional Access Systems in a single Transport Stream. J.STB-CTS requires to support DVB CAS-v3 standard which specified in ETSI TS 100 289.
4. Current information, if any, about IPR issues:
IPRs essential or potentially essential to the present document may have been declared to ETSI. The information pertaining to these essential IPRs, if any, is publicly available for ETSI members and non-members, and can be found in ETSI SR 000 314: "Intellectual Property Rights (IPRs); Essential, or potentially Essential, IPRs notified to ETSI in respect of ETSI standards", which is available from the ETSI Secretariat. Latest updates are available on the ETSI Web server (http://ipr.etsi.org).
5. Other useful information describing the "Quality" of the document:
The status of the referred ETSI document is "approved standards".
6. The degree of stability or maturity of the document:
Stable since 2014
7. Relationship with other existing or emerging documents:
None
8. Any explicit references within that referenced document should also be listed:
[1] ISO/IEC 13818-1: "Information technology - Generic coding of moving pictures and associated audio information - Part 1: Systems"./
[2] ETSI EN 300 468: "Digital Video Broadcasting (DVB); Specification for Service Information (SI) in DVB systems"./
[3] ETSI TS 101 162: "Digital Video Broadcasting (DVB); Allocation of identifiers and codes for Digital Video Broadcasting (DVB) systems".
9. Qualification of ETSI:
ETSI is recognized under the provisions of ITU-T Recommendations A.5 and A.6. Qualifying information is on file at TSB.
10. Other (for any supplementary information):
None
Note: This form is based on Recommendation ITU-T A.5