Re: [linux-dvb] dvb-s encryption - how to capture a stream

2007-11-09 Thread MikeW
Patrick Bulteel linuxtv at bulteel.org writes:

 
 Hi,
 
 I have a dvb-s card with a CAM and my subscription card.
 I get the message in
 syslog that shows the CAM is detected and initialized.
 However... I'm not sure
 how to get the encrypted video. Since it's a DVB-S card
 I thought szap would
 work, but although I get something, I can't view it,
 probably because it's the
 encrypted stream.
 
 What tool would I use? I have seem mention of ca_zap
 or something similar, but,
 I can't find the binary or source anywhere. Any pointers
 would be appreciated. 
 
 Also would it be possible to decrypt an entire mux if
 I have a subscription for
 all the channels in the mux? 
 
 --
 Patrick Bulteel
 

Reading the do drivers support Nagravision CA post suggests that
your CAM + subscription card combination needs to be registered in some way
with the broadcaster, so that the appropriate 'entitlement message'
can be sent out over the data stream to allow the card to generate
the decryption code word sequence for the streams you have subscribed to.

Depends on the broadcaster's encoding whether decryption would work
across a mux.

Regards,
MikeW



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[linux-dvb] dvb-s encryption - how to capture a stream

2007-11-07 Thread Patrick Bulteel
Hi,

I have a dvb-s card with a CAM and my subscription card. I get the message in
syslog that shows the CAM is detected and initialized. However... I'm not sure
how to get the encrypted video. Since it's a DVB-S card I thought szap would
work, but although I get something, I can't view it, probably because it's the
encrypted stream.

What tool would I use? I have seem mention of ca_zap or something similar, but,
I can't find the binary or source anywhere. Any pointers would be appreciated. 

Also would it be possible to decrypt an entire mux if I have a subscription for
all the channels in the mux? 

--
Patrick Bulteel

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