Data security in a mobile e-mail service

  • US 7,706,781 B2
  • Filed: 11/21/2005
  • Issued: 04/27/2010
  • Est. Priority Date: 11/22/2004
  • Status: Active Grant
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First Claim
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1. A method for conveying e-mail traffic between an e-mail server and a mobile terminal, the method comprising:

  • generating a service activation code at the mobile terminal, wherein the service activation code comprises an identifier of the mobile terminal and encryption information;

    providing the service activation code for authentication of a user of the mobile terminal, wherein the service activation code is provided at the mobile terminal;

    providing the identifier of the mobile terminal and the encryption information to a connectivity application at the e-mail server, wherein execution of the connectivity application at the e-mail server in response to receipt of the identifier and encryption information establishes an encrypted data channel using the provided encryption information; and

    connecting to the established encrypted data channel for conveyance of e-mail traffic, wherein the mobile terminal has an e-mail address under the e-mail server, a permanent terminal identity assigned to the mobile terminal, and a temporary identity in an access network, the temporary identity based on an identifier of the tunnel to the mobile terminal.

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