Method and system for encrypting electronic message using secure ad hoc encryption key
US7263619B1 · kind B1 · utility
46Cited by
6References
20Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 26, 2003 |
| Grant date | Aug 28, 2007 |
| Priority date | — |
| Expiry date | Jan 18, 2025 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L51/00
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A method and system for encrypting an electronic message to a receiver by utilizing a sender generated ad hoc asymmetric key pair whose private key is encrypted and known only to the sender. The key pair is uniquely associated with both the sender and the receiver and is stored in a key server. A method and system for decrypting an encrypted electronic message by authenticating the receiver to the sender and having the sender retrieve and decrypt the encrypted private key. The above methods and systems utilizing an ad hoc symmetric key instead of an ad hoc asymmetric key pair.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.