| 摘要 |
The present invention discloses methods and systems for authenticating a client electronic device to a server computer. The method includes receiving values corresponding to at least one characteristic of each of a plurality of electromagnetic signals, the client electronic device is configured for sensing the plurality of electromagnetic signals and detecting values corresponding to the at least one characteristic of each of the plurality of electromagnetic signals. The values of the at least one characteristic with a predetermined electromagnetic signature is compared. Based on a result of the comparing, the client electronic device is authenticated. |
