Nagra Hex block Decryption

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Hello.
can anyone help me to extract rsa bk from N3 card?
DNASP180 Mer000
caid, 1880

thx.
 
@easycome: and what you have for second ROM DNASP482 RevR??
your 016c and so on?
and why you search only bk and rsa key for N3 card?
read whole this thread please!
 
Card Rev.: DNASP482 RevR24
my receiver has a sti5107 processor and is jtag blocked and uart.
 
for more clarter would need an add-on topic on nagra cak7 box hardware
it is essential to understand how to access your box through the uart or jtag
 
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Thank you very much, sir.

can you help me connect via jtag or uart?
sti5107 is blocked for read?
 
sti is glued protective heat-resistant sealant . you must removed this sealant on jtag side and you will be see all jtag pins is pointed to ground.. remove this pins from pcb and solder on them thin wires on the jtag

digibox.JPG
 
this receiver is Hyundai HSS-1160NA
my receiver is HSS 5106 NA , sti5107 chip is dcu3-core1 st20
 
these are connectors according to manual service.
 

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this receiver is Hyundai HSS-1160NA
my receiver is HSS 5106 NA , sti5107 chip is dcu3-core1 st20

princip is the same, only you must used ftdisio based minimodule.. and JTAG can be blocked..
better for you will be desoldered flash and maked flashdump
 
I took desoldered the processor I identified pins according to the scheme.
I tried but no result.
there are many voltages of 3.3v and gnd.
You can help me identify correct pin of 3.3v and gnd?
 

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You were told make a dump if you can. Otherwise find someone who can do it for you.
 
I contacted the information forum, but it gets hard.
How to get a deposit if I do not have the necessary information.
Everybody says that data can not be obtained by jtag, they can forget about jtag at sti5107.
More likely to connect jtag to flash GL032A90FFIS3

Thank you for your support
 
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