Cloud-based mail system and mail service method for providing improved security
US9948609B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 10, 2015 |
| Grant date | Apr 17, 2018 |
| Priority date | — |
| Expiry date | Dec 15, 2035 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L63/0428
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
Provided are a cloud-based mail system and a mail service method for providing an improved security. The cloud-based mail system including: an e-mail transmission manager configured to encode an e-mail received from a terminal of a user or an external mail server with a first key, and to forward the e-mail encoded with the first key to a cloud mail server that provides a cloud mail service, the first key being configured to be inaccessible by the cloud mail server; and a communication interface to transmit the e-mail encoded with the first key to the cloud mail server. The e-mail encoded with the first key is configured to be encoded at the cloud mail server with a second key of the cloud mail server and stored in a storage of the cloud mail server.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.