Decrypt bbdata.bin from Blazblue Continnum Shift Extend PSP

[Released: 2004] The PSP is the only handheld console to use an optical disc format as its primary storage medium. Other distinguishing features of the console include its large viewing screen and robust multi-media capabilities.

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GBAtemp
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Decrypt bbdata.bin from Blazblue Continnum Shift Extend PSP

Post by GBAtemp »

Hello
I have a problem with to unzip the BBDATA.DAT files inside the Blazblue iso
When analyzing it with HxD it marks me that it is a file encrypted with PGD

Image

I decrypted it with pgdecrypt, but the decrypted file continues to indicate that it is encrypted as in the image that I show you.
Image

If I replace the decrypted file in the iso, the game runs normally. The iso also has other files that are CPK but are not encrypted. Someone will have an idea how to decrypt...

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Source: https://gbatemp.net/threads/decrypt-bbd ... sp.581553/
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