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Method and apparatus for detecting unauthorized distribution of data

  • US 5,594,796 A
  • Filed: 10/05/1994
  • Issued: 01/14/1997
  • Est. Priority Date: 10/05/1994
  • Status: Expired due to Term
First Claim
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1. In a communication environment that includes a wireless communication system operably coupled to a public data system, wherein the wireless communication system includes a plurality of communication units, a method for preventing unauthorized distribution of data information within the wireless communication system, the method comprising steps of:

  • a) receiving, by a security gateway, the data information from a particular data base of the public data system;

    b) searching, by the security gateway, the data information for a security tag;

    c) when the security tag is found, determining, by the security gateway, whether the security tag is assigned to the particular data base; and

    d) when the security tag is not assigned to the particular data base, identifying, by the security gateway, the particular data base as a potential unauthorized distributor of the data information.

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