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System and method for computerized global messaging encryption

  • US 20020112168A1
  • Filed: 11/14/2001
  • Published: 08/15/2002
  • Est. Priority Date: 11/13/2000
  • Status: Active Grant
First Claim
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1. A computerized system for encrypting an electronic message between a sender and a recipient regardless of whether the sender or recipient are members of an encryption system comprising:

  • a computer processor;

    a computer readable medium in communications with said computer processor;

    a communications link for communications between said computer readable medium, a sender'"'"'s terminal and a recipients terminal;

    a set of non-member computer readable instructions contained within said computer readable medium, when processed by a computer processor and in response to a member sending an electronic message to a non-member recipient from said sender terminal;

    prompting the member for an encryption pass-phrase at said sender terminal, receiving an encryption pass-phrase from the member at said sender terminal, generating an encryption key pair, encrypting the electronic message responsive to said encryption key pair so that said key pair may be used to decrypt said encrypted message, sending a notification to said recipient terminal that an encrypted message is available to the non-member recipient, encrypting said encryption key pair according to said encryption pass-phrase, prompting the non-member for a decryption pass-phrase corresponding to said encrypted message at said recipient, receiving said decryption pass-phrase from the non-member, decrypting said encrypted key pair in response to receiving a decryption pass-phrase corresponding to said encryption pass-phrase, decrypting said encrypted message according to said encryption key pair, and, providing the decrypted message for review to said non-member so that the non-member can receive and decrypt an electronic message from a member of an encryption system even though the non-member is not a member of the encryption system.

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