LVL2_ACCESS: GRANTED GESTALT_ID: 0xFFFFFFFF
However, the PUP file could not simply be "run." It had to be authenticated. Sony implemented a sophisticated cryptographic handshake. If the header of the file didn't match a specific encryption key held within the console’s hardware, the PS3 would reject the update, viewing it as a corrupt file or a malicious intrusion. firmware ps3updatpup
When Sony releases a system update for the PS3, it is packaged as a LVL2_ACCESS: GRANTED GESTALT_ID: 0xFFFFFFFF However
These are community-modified versions of the PS3UPDAT.PUP file. They allow users to run unsigned homebrew applications, back up physical game discs to the hard drive, monitor system temperatures, and customize the XMB (XrossMediaBar) interface. the PS3 would reject the update