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Path: utzoo!watmath!clyde!burl!ulysses!mhuxr!mhuxt!houxm!ihnp4!alberta!sask!zaphod!dkatz
From: dkatz@zaphod.UUCP (Dave Katz)
Newsgroups: net.wanted,net.micro.pc,net.micro.hp
Subject: Re: software protection
Message-ID: <275@zaphod.UUCP>
Date: Wed, 19-Jun-85 10:59:45 EDT
Article-I.D.: zaphod.275
Posted: Wed Jun 19 10:59:45 1985
Date-Received: Thu, 20-Jun-85 12:20:38 EDT
References: <52@duvel.UUCP>
Reply-To: dkatz@zaphod.UUCP (Dave Katz)
Organization: Develcon Electronics, Saskatoon, SK
Lines: 10
Xref: watmath net.wanted:6587 net.micro.pc:4315 net.micro.hp:100
Summary: 

The Diagraph (r) Software package for the HP-150 has what they call a
"softlock" system.  What you get with the package is a small plastic
gizmo that plugs into the HP-IB connector on your 150.  When the
software is ready for a security check, it prompts you to press the
button on the top of the softlock.  The approach is particularly good
since the HP-IB is daisy chained and built such that there is always one
open connector at the end of the chain for the softlock.

We have speculated around here as to what is actually inside the plastic
case.  When our curiosity gets the best of us, ...