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Security apparatus and method for computers connected to telephone circuits

  • US 4,905,281 A
  • Filed: 05/04/1988
  • Issued: 02/27/1990
  • Est. Priority Date: 05/04/1988
  • Status: Expired due to Fees
First Claim
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1. A system for connecting a computer with an incoming call over a telephone circuit, said system comprising:

  • a first modem, including means for connecting to the telephone circuit;

    a second modem, including means for connecting to the computer; and

    controller means, connected to said first modem and said second modem, for controlling said second modem in response to a validated incoming call being received through said first modem so that said computer is communicated through both said second modem and said first modem to said telephone circuit to receive the validated incoming call.

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