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The second line shows your volume serial number for the system C partition. Other than that, some licensing system also uses the hard disk serial number to generate a unique hardware ID which is then used to generate an external license file to activate the software.Ī simple way to find your current hard disk volume serial number is to open a command prompt (Win key+R and type cmd) and then type dir. So now they’ve started to ban the CD-Key. It used to ban the hard disk serial number but no longer does that since there are ways to spoof and temporarily change the so-called hardcoded serial number. Some multiplayer games that implement the PunkBuster anti cheat system get cheaters off the server using hardware bans.
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