The PlayStation 3 manages all game progression data natively through its internal hard drive.
Unlike the Xbox 360 or modern consoles, the PS3 uses a unique, game-specific encryption system for its save data. Each save file is tied to both the specific game and the PSN user who created it. This was Sony’s way of preventing cheating and sharing of 100% completed saves. Ps3 Save Games
The PlayStation 3 manages all game progression data natively through its internal hard drive.
Unlike the Xbox 360 or modern consoles, the PS3 uses a unique, game-specific encryption system for its save data. Each save file is tied to both the specific game and the PSN user who created it. This was Sony’s way of preventing cheating and sharing of 100% completed saves.