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by The Lemon Man
Sun Jan 30, 2011 9:37 pm
Forum: Programming and Security
Topic: Keys, keys, keys
Replies: 10
Views: 2227

Re: Keys, keys, keys

I mean fw specific keys
by The Lemon Man
Sun Jan 30, 2011 9:23 pm
Forum: Programming and Security
Topic: Keys, keys, keys
Replies: 10
Views: 2227

Keys, keys, keys

0xBFC00200, this misterious area gets initialized at boot by ipl with something. Is it a key ? Is it a xored key ? Is it the coke recipe ? Dunno, i just know it's used for decrypting prxes. Does someone knows a bit more about this ?
by The Lemon Man
Sun Jan 30, 2011 9:09 pm
Forum: Programming and Security
Topic: Help patching this...
Replies: 31
Views: 6001

Re: Help patching this...

{ 0x06020010, 0x1337DE, 0xADBEEF },

Haven't tested it tho :)
by The Lemon Man
Sun Jan 16, 2011 9:06 pm
Forum: Programming and Security
Topic: PS3 packages and how it leads to PSP signing
Replies: 318
Views: 177434

Re: PS3 packages and how it leads to PSP signing

int enc (char *in, char **out, int size, const char *aes, const char *cmac, char *****, int shit_sz) { char *buf, *k1, *p; printf("enc\n"); buf = calloc(1, sizeof(KIRK_CMD1_HEADER) + size + shit_sz); k1 = calloc(1, 0x40 + sizeof(KIRK_CMD1_HEADER) + size + shit_sz); ((KIRK_CMD1_HEADER*)buf)->mode = ...
by The Lemon Man
Sun Jan 16, 2011 4:05 pm
Forum: Programming and Security
Topic: PS3 packages and how it leads to PSP signing
Replies: 318
Views: 177434

Re: PS3 packages and how it leads to PSP signing

chapix wrote:According KGSWS is Hash of Header.
So it's a copy of the header hash from the cmd1 header ?
by The Lemon Man
Sun Jan 16, 2011 3:57 pm
Forum: Programming and Security
Topic: PS3 packages and how it leads to PSP signing
Replies: 318
Views: 177434

Re: PS3 packages and how it leads to PSP signing

chapix wrote:
After a bit more searching i found that my block differs from original one of 0xF bytes, is that normal ?
The last 0xf bytes is CMACHASH.
Hash of what ?
by The Lemon Man
Sun Jan 16, 2011 2:33 pm
Forum: Programming and Security
Topic: PS3 packages and how it leads to PSP signing
Replies: 318
Views: 177434

Re: PS3 packages and how it leads to PSP signing

I keep getting cmac hashes error for data block, does the buffer needs to get padded to 0x40 boundary or something ?

EDIT : The header CMAC hash is ok
EDIT2 : After a bit more searching i found that my block differs from original one of 0xF bytes, is that normal ?

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