61w ago - Following up on his previous release, today PlayStation Vita developer PsDev has made available a Multi PKG Tool which now allows users to decrypt and extract PS3, PSP, and PS Vita PKG files.
131w ago - As a follow-up to his PS3 Hypervisor Reverse Engineering Progress report, today graf_chokolo has published on xorloser's blog (linked above) his updated PSGroove payload which now allows for decrypting PKGs from PS3 PUP files.
To quote: "So guys, I promised to you that I will made my PSGroove payload public.
I just uploaded it to github. Let me first explain how it works. I do not have much free time, so please do not expect me to explain every detail to you. The target group of this release are advanced programmers among you. The source code is not commented but it's clean, well structured and self-explaining.
My payload has 2 stages. The 1st stage is actually a PSGroove payload. It initializes the gelic device and allocates memory needed for the 2nd stage. Just compile the 1st stage binary, convert it to C hex array and replace the PSGroove payload.
The 2nd stage does the real job, e.g. decrypts a CORE_OS_PACKAGE.pkg from a PUP file, runs some isolated SPU module or dumps...