Difference between revisions of "Talk:Mii Maker"
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I get the suspicion that the block from 0x18 to 0x5C is in the same format as [http://wiibrew.org/wiki/Wiimote/Mii_Data Wiimote Mii data], however it seems to be little-endian in the case of the 3DS. This may or may not help figuring out the encryption. Also, the 0x14 bytes at 0x5C may be a SHA1 hash of the Mii data, and the 0x10 bytes at 0x10 may be used as an IV for AES-CTR encryption or something... --[[User:Luigi2us|Luigi2us]] 23:17, 7 February 2012 (CET) | I get the suspicion that the block from 0x18 to 0x5C is in the same format as [http://wiibrew.org/wiki/Wiimote/Mii_Data Wiimote Mii data], however it seems to be little-endian in the case of the 3DS. This may or may not help figuring out the encryption. Also, the 0x14 bytes at 0x5C may be a SHA1 hash of the Mii data, and the 0x10 bytes at 0x10 may be used as an IV for AES-CTR encryption or something... --[[User:Luigi2us|Luigi2us]] 23:17, 7 February 2012 (CET) | ||
:I'm not dismissing anything but from some of my decrypted miis it seems similiar but not the same, plus, it would mean that the Mii id and the mac would appear again inside the encrypted data, (and another point: the distance, in bytes, between the name and the creator's name is not the same), I agree about the AES-CTR and the IV --[[User:Elisherer|Elisherer]] 23:32, 7 February 2012 (CET) | :I'm not dismissing anything but from some of my decrypted miis it seems similiar but not the same, plus, it would mean that the Mii id and the mac would appear again inside the encrypted data, (and another point: the distance, in bytes, between the name and the creator's name is not the same), I agree about the AES-CTR and the IV --[[User:Elisherer|Elisherer]] 23:32, 7 February 2012 (CET) | ||
| + | ::Oh right, I counted wrong. Also the last 0x14 bytes can't be a SHA1, the first 2 bytes don't change between two Miis with the same ID... I don't know of 0x12-byte hash algorithms, and afaik Nintendo doesn't use MD5, so all I can think of is a AES-CBC MAC... --[[User:Luigi2us|Luigi2us]] 23:42, 7 February 2012 (CET) | ||
| + | We should try to make Miis on PC with MyAvatarEditor (http://www.softpedia.com/progDownload/My-Avatar-Editor-Download-180170.html), export it to WiiMote with MiiTransfer (http://mirror.transact.net.au/pub/sourceforge/w/project/wd/wdml/WDML%20-%20MiiTransfer/) and transfer to 3DS via Mii channel and then we can analyse the differences and assure that only MiiID and MAC section is used as a key. Unfortunately I do not have a Wii for that, but all other steps worked fine with Dolphin. --[[User:Duke srg|Duke srg]] 07:50, 8 February 2012 (CET) | ||
Latest revision as of 07:50, 8 February 2012
First 4 bytes IS a Mii ID, you can check gold-bottomed MIIs.
- I see Gold-bottomed Miis have a header of 0x11 instead of 0x91 but what's a MiiID? Where did you hear of that concept? (btw use the signature button) --Elisherer 21:39, 7 February 2012 (CET)
I get the suspicion that the block from 0x18 to 0x5C is in the same format as Wiimote Mii data, however it seems to be little-endian in the case of the 3DS. This may or may not help figuring out the encryption. Also, the 0x14 bytes at 0x5C may be a SHA1 hash of the Mii data, and the 0x10 bytes at 0x10 may be used as an IV for AES-CTR encryption or something... --Luigi2us 23:17, 7 February 2012 (CET)
- I'm not dismissing anything but from some of my decrypted miis it seems similiar but not the same, plus, it would mean that the Mii id and the mac would appear again inside the encrypted data, (and another point: the distance, in bytes, between the name and the creator's name is not the same), I agree about the AES-CTR and the IV --Elisherer 23:32, 7 February 2012 (CET)
- Oh right, I counted wrong. Also the last 0x14 bytes can't be a SHA1, the first 2 bytes don't change between two Miis with the same ID... I don't know of 0x12-byte hash algorithms, and afaik Nintendo doesn't use MD5, so all I can think of is a AES-CBC MAC... --Luigi2us 23:42, 7 February 2012 (CET)
We should try to make Miis on PC with MyAvatarEditor (http://www.softpedia.com/progDownload/My-Avatar-Editor-Download-180170.html), export it to WiiMote with MiiTransfer (http://mirror.transact.net.au/pub/sourceforge/w/project/wd/wdml/WDML%20-%20MiiTransfer/) and transfer to 3DS via Mii channel and then we can analyse the differences and assure that only MiiID and MAC section is used as a key. Unfortunately I do not have a Wii for that, but all other steps worked fine with Dolphin. --Duke srg 07:50, 8 February 2012 (CET)