System and method for secure classification of electronic mail
US6574658B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 29, 1999 |
| Grant date | Jun 3, 2003 |
| Priority date | — |
| Expiry date | Jan 29, 2019 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L51/48
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A system for, and method of, generating an extended source electronic mail (e-mail) address for use between a sender and a recipient and systems and methods for creating e-mail messages having a destination-dependent extended source address structure. In one embodiment, the system includes: (1) an extension generator module, associated with the sender, that generates a valid extended source address that is based on the identity of the recipient, (2) an e-mail transmitter, associated with the extension generator module, that transmits the e-mail message containing the valid extended source address to the recipient and (3) a message receiver module, associated with the extension generator module, that classifies incoming e-mail messages based on valid extended source addresses.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.