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Enhanced message security

  • US 20030204721A1
  • Filed: 04/29/2002
  • Published: 10/30/2003
  • Est. Priority Date: 04/29/2002
  • Status: Active Grant
First Claim
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1. A secure messaging system, comprising:

  • a message source and a message recipient, communicatively linked to one another through a computer communications network;

    a pervasive computing device personally associated with said message recipient;

    at least one token which uniquely identifies said pervasive computing device;

    a first wireless communications receiver/transmitter disposed in said message recipient, and a second wireless communications receiver/transmitter disposed in said pervasive computing device;

    an encryption engine associated with said message source which has been configured to encrypt messages intended for said message recipient with said at least one token; and

    , a decryption engine associated with said message recipient which has been configured to decrypt said messages with said at least one token only when a wireless link has been established between said first and second wireless receiver/transmitters.

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