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

This project is made up of two utilities: pspdecrypt and psardecrypt.

pspdecrypt is a one-shot utility to decrypt a single prx with a ~PSP ELF header.

psardecrypt will extract the contents of a PSAR, decrypting and decompressing each asset as required. Will also extract IPL stages 1-3 when possible.

Release Notes

0.8

• Adds KL4E & 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