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From: 8325499@spinifex.eecs.unsw.oz (Gilbert Taylor-Wood)
Newsgroups: comp.sys.mac
Subject: Re: The Brute-Force method of copy protection
Summary: A brute force method
Keywords: copy protection, resource
Message-ID: <363@spinifex.eecs.unsw.oz>
Date: 26 May 89 09:58:39 GMT
References: <616@oucsace.cs.OHIOU.EDU> <8505@phoenix.Princeton.EDU>
Organization: EE & CS, Uni N.S.W., Sydney, Australia
Lines: 24

From article <8505@phoenix.Princeton.EDU>, by bskendig@phoenix.Princeton.EDU (Brian Kendig):
>In article <616@oucsace.cs.OHIOU.EDU> csachs@oucsace.cs.OHIOU.EDU (Colin Sachs) writes:
> >I am seeking information regarding any software package which would
> >allow one to keep people from copying software from a hard disk on
> >a Macintosh computer.  Tall order, I know, but my "boss" wants me to
> >check into the possibility of one existing.  Any information relating
> >to such a program would be appreciated.  Please e-mail directly to me.
>
>The System and the Finder both control file odds and ends.  There's got to be
>some code in there somewhere that controls copying files.
>
The simplest hack is to use ResEdit to add a one meg lump of junk to the
resource fork of the applications you wish to protect. That way they are
too big to be copied to a floppy disk.
This does require a fair amount of disk space though, and fairly dumb users :-).

Regards
    Gilbert
---
Gilbert Taylor-Wood
P.O. Box 448
Kensington
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AUSTRALIA 2033                 Bitnet : 8325499@spinifex.eecs.unsw.oz@munnari.oz