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