CFW allowed the removal or spoofing of IDPS checks. Tools like reActPSN could convert retail NPDRM PKGs into “fake” signed PKGs that install on any console.
A quality archive separates these clearly so you don't download a game in a language you don't speak or a version incompatible with your existing save files. ps3 pkg archive best
For users who want a classic website experience without setting up a browser app, these are the legacy holders. CFW allowed the removal or spoofing of IDPS checks