Discussing the backporting method to port newer PS4 games to run on 5.05 firmware and the Open Source SDK.

Backporting Info:
https://www.psxhax.com/threads/ps4-bcp-method-backporting-playstation-4-pkgs-outline-pkgeditor-updates.7273/

Default UE4 Passcode Leak:
https://pastebin.com/nuPqH0Cg

UE4 Passcode Games List:
https://pastebin.com/B103aSYM

Open Source SDK:
https://twitter.com/CrazyVoidPS4
https://twitter.com/SpecterDev
https://twitter.com/diwidog

Some of the information on the backporting methods are a little spotty. As the original Reddit posts and tweets were removed and different devs gave me some contradictory information. So there may be some errors.

source