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Terminal Security Via A Light Pen Readable Key Card Disclosure Number: IPCOM000067975D
Original Publication Date: 1979-Oct-01
Included in the Prior Art Database: 2005-Feb-20

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Damerau, FJ [+details]


The primary means of user identification at remote terminals is to have a user attempting to gain access to a computer system to supply a password. While this is sufficient in many cases, it would be possible to provide an additional identity check for users of IBM 3270-type terminals with a light pen at little additional cost.