SD title export: Difference between revisions
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After decrypting the trailblock, xx is always 0x3A, and yy is the size of the ES block (excluding the trail block). It is assumed that qq is a MAC (Message Authentication Code), used to verify the contents of the ES block after decryption, but this has not been verified yet. | After decrypting the trailblock, xx is always 0x3A, and yy is the size of the ES block (excluding the trail block). It is assumed that qq is a MAC (Message Authentication Code), used to verify the contents of the ES block after decryption, but this has not been verified yet. | ||
Data larger than 0x20000 bytes is split into multiple ES blocks, each with their own trailblock. | |||
ES block encryption is used to encrypt the B4 block, 440 block, and the 11 parts. | |||