.A new version of  jas0nuk's excellent decryption application has been released. PRXdecrypter is now updated to version 2.3a to fix some issues from the previous release. In case your not familar with the app, PRXdecrypter can an decrypt, decompress and extract firmware modules, updater modules, official updater, M33 custom firmware modules and more.

PRXdecrypter can decrypt/decompress/extract:

• firmware modules from official firmwares (including some of 6.XX)
• updater modules from official updaters, including obfuscated ones
• official updater DATA.PSP
• reboot.bin and reboot_02g.bin from all retail firmwares
• EBOOT.BIN and modules from all retail games (up to 6.??), and non-retail/testing EBOOT.BIN files
• M33 custom firmware modules
• RLZ files
• KL4E files
• meimg.img and me_sdimg.img
• demos and game sharing DATA.PSP files
• index.dat
• 1SEG.PBP

Changelogs:

Version 2.3a:

• Maintenance update with the new key for 6.00-6.?? - tag 0xD91612F0 - many thanks to he who cannot be named
• Started adding some code to handle the new updater module encryption - untested, might be broken, might crash, just ignore it

Version 2.3:

• "Analyze files" option added to menu - displays info about the files without changing them
• User module keys up to 6.00, not sure if they're the ones used in the firmware though!
• Fixed decryption issue - extra data added to decrypted files
• Rewritten kernel modules for 2.XX+ allowing fewer external files and cleaner code
• Rewritten handling of compressions - 1.50 has RLZ with the correct file, 2.71 to 3.80 have RLZ, 3.80+ has KL3E, KL4E and may have RLZ depending on the exact firmware version

For more info about the release, please check the README provided in the download.

Download: PRXdecrypter v2.3a

Via [PSP Hacks]

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