12
edits
Changes
m
End values changed to the correct values (as they were all out by one), lengths changed to hex to give some sort of conformity to the table
Line 11:
Line 11:
|-
|-
| 0x0000
| 0x0000
−| 0x0004
+| 0x0003
−| 4
+| 0x04
| Signature type (always 0x10001 for RSA-2048)
| Signature type (always 0x10001 for RSA-2048)
|-
|-
| 0x0004
| 0x0004
−| 0x0104
+| 0x0103
−| 256
+| 0x100
| Signature by a certificate's key (everything after this field is covered by this signature)
| Signature by a certificate's key (everything after this field is covered by this signature)
|-
|-
| 0x0104
| 0x0104
−| 0x0140
+| 0x013f
−| 60
+| 0x3b
| Padding (Always 0)
| Padding (Always 0)
|-
|-
| 0x0140
| 0x0140
−| 0x0180
+| 0x017f
−| 64
+| 0x40
| Signature issuer
| Signature issuer
|-
|-
| 0x0180
| 0x0180
−| 0x01bf
+| 0x01be
−| 63
+| 0x3f
| Unknown (0, unless it is a VC game)
| Unknown (0, unless it is a VC game)
|-
|-
| 0x01bf
| 0x01bf
−| 0x01cf
+| 0x01ce
−| 16
+| 0x10
| Encrypted title key
| Encrypted title key
|-
|-
| 0x01cf
| 0x01cf
−| 0x01dc
+| 0x01db
−| 13
+| 0x0d
| Unknown
| Unknown
|-
|-
| 0x01dc
| 0x01dc
−| 0x01e4
+| 0x01e3
−| 8
+| 0x08
| Title ID / [http://en.wikipedia.org/wiki/Initialization_Vector Initialization Vector] (IV) used for AES-[http://en.wikipedia.org/wiki/Cipher_Block_Chaining#Cipher-block_chaining_.28CBC.29 CBC] encryption
| Title ID / [http://en.wikipedia.org/wiki/Initialization_Vector Initialization Vector] (IV) used for AES-[http://en.wikipedia.org/wiki/Cipher_Block_Chaining#Cipher-block_chaining_.28CBC.29 CBC] encryption
|-
|-
| 0x01e4
| 0x01e4
−| 0x01f1
+| 0x01f0
−| 13
+| 0x0d
| Unknown
| Unknown
|-
|-
| 0x01f1
| 0x01f1
−| 0x01f2
+| 0x01f1
−| 1
+| 0x01
| Common Key index (1 = Korean Common key, 0 = "normal" Common key)
| Common Key index (1 = Korean Common key, 0 = "normal" Common key)
|-
|-
| 0x01f2
| 0x01f2
−| 0x0222
+| 0x0221
−| 48
+| 0x30
| Unknown. Is all 0 for non-VC, for VC, all 0 except last byte is 1.
| Unknown. Is all 0 for non-VC, for VC, all 0 except last byte is 1.
|-
|-
| 0x0222
| 0x0222
−| 0x0242
+| 0x0241
−| 32
+| 0x20
| Always 0xFF (?)
| Always 0xFF (?)
|-
|-
| 0x0242
| 0x0242
−| 0x0244
+| 0x0243
−| 2
+| 0x02
| Padding (Always 0)
| Padding (Always 0)
|-
|-
| 0x0244
| 0x0244
−| 0x0248
+| 0x0247
−| 4
+| 0x04
| Enable time limit (1 = Enabled, 0 = Disabled)
| Enable time limit (1 = Enabled, 0 = Disabled)
|-
|-
| 0x0248
| 0x0248
−| 0x024a
+| 0x0249
−| 4
+| 0x02
| Time limit (Seconds)
| Time limit (Seconds)
|-
|-
| 0x024a
| 0x024a
−| 0x02a4
+| 0x02a3
−| 90
+| 0x5a
| Padding (Always 0)
| Padding (Always 0)
|}
|}
To get the title key decrypt the 16 bytes at offset 0x1bf with the Common Key using the Title ID (offset 0x1dc) as the initialization vector (the last 8 bytes of the IV should be zero).
To get the title key decrypt the 16 bytes at offset 0x1bf with the Common Key using the Title ID (offset 0x1dc) as the initialization vector (the last 8 bytes of the IV should be zero).