Patent ID: 8185592
Filing Date: 2012-05-22
Classification: H04L

Abstract:
1. A method of preventing distribution of an e-mail message, said method comprising the steps of: generating an e-mail message to one or more intended recipients using an e-mail application installed on a sender e-mail client; selecting a non-distribution option provided by a non-distribution plug-in installed on said sender e-mail client; sending said e-mail message generated to said one or more intended recipients, wherein said e-mail message generated is encrypted using a secret key provided by said non-distribution plug-in and a respective public key corresponding to a respective recipient of said one or more intended recipients before being sent to said one or more intended recipients; identifying a correct version of said non-distribution plug-in compatible with a respective recipient e-mail client corresponding to each of said one or more intended recipients; providing a hyperlink to a website for installing said correct version of said non-distribution plug-in on a respective recipient e-mail client corresponding to each of said one or more intended recipients for decrypting and displaying said e-mail message sent by said sender; decrypting said e-mail message; and modifying said respective recipient e-mail client corresponding to said respective recipient of said e-mail message in response to said non-distribution option selected via said non-distribution plug-in installed on said sender e-mail client, wherein said non-distribution plug-in disables one or more functions that allow distribution of said e-mail message provided by said respective recipient e-mail client.