Patent ID: 8621581

Claim:
A method of processing email messages in an email server, said method comprising: receiving an email message directed to a user, said email message containing content which provides access to a first authentication information for accessing a user application implemented external to said email server, wherein users are required to be authenticated to access said user application, wherein said first authentication information enables said user to be authenticated for accessing said user application; authenticating said user based on a second authentication information received from said user, wherein said user is permitted to access email messages in said email server upon said authenticating; receiving, after said authenticating, a first request to access said email message from said user; and in response to said first request from said user, said email server requiring said user to provide further authentication credentials before permitting said user to view said content, in view of said content providing access to said first authentication information for accessing said user application, wherein said further authentication credentials operate to further authenticate said user before permitting said user to view said content of said email message.