Nagra Hex Block Decryption Research

Tiger, that's a big term, maybe you will start with hardware specifics.

Cau Adas
 
Great, just why in public is about to remove 4k channels.

Cau Adas
 
Red DNASP110 RevA07 cards from UPC CH don't switch to CAK7, but white DNASP190 MerQ27M cards do => DNASP410 RevQ27.
The Atmel processor on dnasp110 and dnasps142 cards doesn't support cak7 switch don't waste your time doing something that will never work eh eh
 
I can't find the 016c block to find the box key and RSA key.
also not able to find the PKCS Encoded ASN.1 format in the bin file

can anybody help me.

thanks
 

Attachments

  • flashdump.zip
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I can't find the 016c block to find the box key and RSA key.

can anybody help me.

thanks
 
i see DT09 read

2021/04/27 00:31:26 0DCE9413 r (reader) tivusat [nagra merlin] Prv.ID: 00 00 54 11 Tivu
2021/04/27 00:31:26 0DCE9413 r (reader) tivusat [nagra merlin] Prv.ID: 00 00 54 12 Tivusat
2021/04/27 00:31:26 0DCE9413 r (reader) tivusat [nagra merlin] Prv.ID: 00 00 54 14 Operator 2
2021/04/27 00:31:26 0DCE9413 r (reader) tivusat [nagra merlin] Prv.ID: 00 00 54 16 Operator 3
2021/04/27 00:31:26 0DCE9413 r (reader) tivusat [nagra merlin] Prv.ID: 00 00 54 18 Operator 4
2021/04/27 00:31:26 0DCE9413 r (reader) tivusat [nagra merlin] Prv.ID: 00 00 54 1A Operator 5
 
i can't understand how tivusat card can't receive ecm maybe the problem is in the construction of the ecm being sent to the card ? ? ?
 
or a problem in the season key but the card successfully responds after a new season key I don't understand why that would be a problem
 
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