Path: utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!tut.cis.ohio-state.edu!ucbvax!decwrl!decvax!ima!johnl
From: johnl@ima.ima.isc.com (John R. Levine)
Newsgroups: comp.sys.ibm.pc
Subject: Re: Magnetic encoding on cards.
Message-ID: <4183@ima.ima.isc.com>
Date: 19 Jul 89 03:08:27 GMT
References: <2549NU013809@NDSUVM1> <4181@ima.ima.isc.com>
Reply-To: johnl@ima (John R. Levine)
Organization: Segue Software, Inc.
Lines: 16

In article <4181@ima.ima.isc.com> johnl@ima.ima.isc.com (John R. Levine) writes:
>In article <2549NU013809@NDSUVM1> NU013809@NDSUVM1.BITNET (Greg Wettstein) writes:
>>I am interested in locating any information regarding technical aspects of
>>the encoding methods used to place information on the magnetic strips commonly
>>found on bank cards or credit cards. ...
>
>[blah blah blah]

If you want to rewrite the contents of the card, you probably need a "smart
card" with an embedded chip as is used in payphone cards in France.  I believe
that France Telecom is a leader in this technology; one could try calling their
office in New York and see if they sell it.
-- 
John R. Levine, Segue Software, POB 349, Cambridge MA 02238, +1 617 492 3869
{ bbn | spdcc | decvax | harvard | yale }!ima!johnl, Levine@YALE.something
Massachusetts has 64 licensed drivers who are over 100 years old.  -The Globe