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622 bytes added ,  19:52, 13 July 2011
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This file contains the unique per-console ECC private-public key pair, along with a certificate issued by Nintendo.
 
This file contains the unique per-console ECC private-public key pair, along with a certificate issued by Nintendo.
This file is created by the DSi Shop, with data from a SOAP reply. The SOAP request data includes the hw console id, and the 0x100-byte RSA signature stored in a NAND [[Nand/sys/HWID.sgn|file]]. Trying to send that request would require a NAND dump, but when you have a NAND dump already sending that request is pointless since you can grab dev.kp from NAND. Sending that request is pointless anyway since the dev.kp data from the server is random.
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This file is created by the DSi Shop, with data from a SOAP reply. The SOAP request data includes the hw console id, and the 0x100-byte RSA signature stored in a NAND [[Nand/sys/HWID.sgn|file]]. Trying to send that request would require a NAND dump, but when you have a NAND dump already sending that request is pointless since you can grab dev.kp from NAND.
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Sending that request is pointless anyway since the dev.kp data from the server is random. The returned dev.kp data from the server for the EC private/public keys are random, the ticket consoleID immediately following TW before - in the twcert keyid is random as well.
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DSi Shop and System Settings don't contain any code for deleting dev.kp. If you try to delete/rename dev.kp manually from NAND a new dev.kp will be generated by the shop, but then the server will return an error since the server account public dev.kp cert won't match.
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Data management can't be accessed when dev.kp doesn't exist since you'd have no twcert to sign/verify [[Tad|tads]] with, like when you never connected the DSi Shop server.
    
  Signature across rest of block -- type = 0x00010002, ECC
 
  Signature across rest of block -- type = 0x00010002, ECC

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