Please download the dossier by clicking on the dossier button x
×

Systems and methods for authenticating an electronic message

  • US 8,095,797 B2
  • Filed: 06/18/2009
  • Issued: 01/10/2012
  • Est. Priority Date: 09/30/1999
  • Status: Expired due to Term
First Claim
Patent Images

1. A method for authenticating an electronic message, performed by an authentication sever, comprising the steps of:

  • receiving, at a predetermined time, a request to authenticate the electronic message, the request including a recipient electronic address and a hash value corresponding to the electronic message;

    creating an electronic postmark data structure for the electronic message, the electronic postmark data structure including time and date information and a value that uniquely identifies the electronic postmark data structure;

    generating a digital signature for the electronic postmark data structure;

    including the digital signature in the electronic postmark data structure;

    generating a public digital key for a recipient;

    exporting the public digital key to a key authenticator for authorizing;

    sending the electronic postmark data structure and the recipient electronic address to a recipient client for delivery to the recipient at the recipient electronic address;

    storing a copy of the electronic postmark data structure including the time and date information in a log file; and

    creating a digest of the log file.

View all claims
  • 0 Assignments
Timeline View
Assignment View
    ×
    ×