Comment on Sony PS5 ROM keys leaked – jailbreaking could be made easier with BootROM codesparentComments−throwawaymobule8moThey're on the die. efuses existed on the ps3 and 360 too. The 360 used them to prevent downgrades, but the ps3 used all of theirs to store bluray drive keys.
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They're on the die. efuses existed on the ps3 and 360 too. The 360 used them to prevent downgrades, but the ps3 used all of theirs to store bluray drive keys.