Re: Anti-Piracy by Serial Number ?

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#122

From: Damien P. Neil
Date: Tue, 03 Nov 1992 20:16

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In article <125@complex.complex.is> frisk@complex.is (Fridrik Skulason) writes:
>>Hello,
>
>>  I noticed with DOS 5.0 that each floopy and hard disk has a unique
>>  serial number. I would like to access this serial number from code.
>>  If my code could check the number against a known serial number
>>  I could detect whether the user has copied my code to another disk.
>
>Forget it.
>
>It would only work if the user copied your software with a COPY comand...
>if he used DISKCOPY or any disk-duplication software, the serial number
>would be copied as well.
>
>My personal recommendation is that you avoid copy protection of any type - 
>but if you absolutely have to, either look into weird reformatting
>of selected tracks, or make the software require the user to have the manual
>at hand.

I agree wholeheartedly -- forget copy protection. There are many people, 
myself included, who will not buy any product with on disk copy protection. 
Make the program HD installable too -- for the same reason.
+-------------+------------------+---------------------------------+
| Damien Neil | dpn2@po.cwru.edu | Case Western Reserve University |
+-------------+------------------+---------------------------------+

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From: dpn2@po.CWRU.Edu (Damien P. Neil)
Newsgroups: comp.os.msdos.programmer
Subject: Re: Anti-Piracy by Serial Number ?
Date: Tue, 3 Nov 1992 20:16:19 GMT
Organization: Case Western Reserve University
Lines: 25
Message-ID: <dpn2.43.720821779@po.CWRU.Edu>
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