To understand the need for a No-CD crack for Porsche Unleashed , you must first understand the copy protection of the year 2000. EA used (v1 or v2) on most releases of NFS 5. This protection system worked by writing non-standard data sectors to the physical CD. When you launched the game, it checked for those sectors. If found, the game ran.
This game is a part of the Need for Speed series and focuses on Porsche vehicles. Given its age, it's understandable that some may look for ways to play it on modern systems without the original CD. Need For Speed 5 Porsche Unleashed No Cd Crack