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LG 60PY2DR Training Manual page 119

Plasma display panel 2006 v2
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Verify Shared Authentication Key
The CableCARD device SHALL request and the Host SHALL provide AuthKey
SHALL compare AuthKey
to AuthKey
H
volatile memory. This completes CableCARD-Host mutual authentication and the Card SHALL initiate CPKey genera-
tion and enable CA-decryption of MPEG programs with zero EMI.
If the binding is not validated, the CableCARD device SHALL initiate ID reporting or resume ID reporting attempts.
Invalid Certificate
In the event that the CableCARD device supplies an invalid certificate to the Host, the Host SHALL display a
message informing the user, for example:
CableCARD Device Certificate
Invalid
In the event that the Host supplies an invalid certificate to the CableCARD device, the CableCARD device SHALL
request the copy protection message screen and display a message informing the user, for example:
Host Certificate Invalid
Other Authentication Failures
If any other part of mutual authentication procedure described above fails, including signature or AuthKey
verification, the CableCARD device SHALL take the following steps:
1. Notify the headend by automated means (RDC ) if possible,
2. Open a session to the Host's MMI resource and MMI dialog (if not already open),
3. Display a message to the subscriber similar to that shown below in Figure 2.
Example CP System Failure Notification message
There was a technical problem during the
authorization process. This product may
have some component failure or may not be
designed to be fully compatable with digital
cable television services. Please contact the
manufacturer or the retailer.
Following display at initial failure, the CP system failure notification message SHALL be displayed only if
authentication has failed and 1) the message is selected through a user interface menu, or 2) the user tunes to a
scrambled channel protected by the CA System.
COPY CONTROL INFORMATION (CCI)
The content provider and the content distributor determine the CCI value for each program. The CA System delivers
the CCI for each program securely to the CableCARD device. The CableCARD device passes CCI to the Host through a
secure authentication protocol, run once for each copy protected program being decrypted. The Host uses the CCI
to control copy creation, analog output copy control encoding, and to set copy control parameters on Host
outputs for a particular program. CCI is time sensitive. The Host SHALL retain the temporal association of CCI with
program content to within 2 seconds. The Host SHALL control output of content according to the originally
associated CCI value.
EMI - Digital Copy Control Bits
Plasma Training
. If they are identical the CableCARD device SHALL store AuthKey in non-
C
119
CABLECARD M--CARD
. The CableCARD device
H
CableCARD M-Card

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