Confidential mail with tracking and authentication
US10511579B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 28, 2017 |
| Grant date | Dec 17, 2019 |
| Priority date | — |
| Expiry date | Nov 28, 2037 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L63/166
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A method for confidential electronic communication between a sender workstation and a receiver workstation is provided, whereby privacy is guaranteed for the electronic communications transmitted over the public Internet. The method of confidential communication is equipped with message tracking and message receipt verification. The system for implementing the method includes a sender server that creates a session content encryption key along with a message envelope that includes a content encryption key encrypted message and a confidential mail token. The content encryption key is stored securely inside the sender organization's system which transmits the message envelope to an intended recipient. The intended recipient processes the message envelope in order to generate a message receipt verification, which is transmitted to the sender. The message receipt verification is processed by the sender server to verify that the message envelope reached the intended recipient. The message receipt verification, which is comprised of the confidential mail token and unique verification data generated by the intended recipient allows the sender server to verify that the message envelope reac…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.