The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 24, 2003
Filed:
Apr. 25, 2000
Terry M. Olkin, Redwood Shores, CA (US);
Jahanshah Moreh, Los Angeles, CA (US);
Sigaba Corporation, San Mateo, CA (US);
Abstract
A secure e-mail system ( ) permitting a sender ( ) to send a secure e-mail ( ) to one or more receivers ( ). The sender ( ) employs a sending unit ( ) having a software module ( ) to compose the secure e-mail ( ), to send data about it to a security server ( ), to receive back from that security server ( ) a messageKey ( ) for encrypting the secure e-mail ( ), and for sending it conventionally to an e-mail server ( ). The receivers ( ) employ receiving units ( ) also having software modules ( ) to receive the secure e-mail ( ), to send data about it to the security server ( ), and to receive back from the security server ( ) the messageKey ( ) for decrypting the secure e-mail ( ). The security server ( ) stores a user id ( ) and password ( ) for the sender ( ) and the receivers ( ); a messageId ( ), a sealSalt ( ), and the messageKey ( ) for the secure e-mail ( ); and a receiver address ( ) in a database ( ). Using the database ( ) the security server ( ) authenticates the sender ( ) and the receiver ( ) and validates the secure e-mail ( ).