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pspdecrypt's Introduction

pspdecrypt

A quick and dirty tool to decrypt PSP binaries, and also PSP updaters (PSAR format)

Licensed under GPLv3

Decryption code copied from ppsspp, making use of libkirk by draan

KL3E & KL4E implementation and PSAR extraction by artart78

Usage

pspdecrypt is capable of decrypting PRX and IPL files as well as decrypting and extracting PSAR archives and its contents, including IPL stages where possible.

Release Notes

1.0

  • Merges pspdecrypt and psardecrypt into one binary
  • Top-level utility re-write with additional options by @artart78
  • syscon key ipl xor support by @proximav
  • Disable broken KIRK1 ECDSA signature verification that was slowing down extraction for certain OFW
  • Support for decrypting remaining IPL variants
  • Replace Table decryption with DES implementation

0.8

  • Adds KL3E & KL4E decompression support for PSAR contents
  • Adds PSAR support
  • Extracts most public FW, older JigKick payloads, and most TT FW

Initial release (unversioned)

  • Decrypts PRX files

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