Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7447903 | Laddered authentication security using split key asymmetric cryptography | Ravi Sandhu, Colin deSa | 2008-11-04 |
| 7149310 | Method and system for authorizing generation of asymmetric crypto-keys | Ravi Sandhu, Colin deSa | 2006-12-12 |
| 7069435 | System and method for authentication in a crypto-system utilizing symmetric and asymmetric crypto-keys | Ravi Sandhu, Colin deSa | 2006-06-27 |
| 7065642 | System and method for generation and use of asymmetric crypto-keys each having a public portion and multiple private portions | Ravi Sandhu, Colin deSa | 2006-06-20 |
| 7055032 | One time password entry to access multiple network sites | Ravi Sandhu, Colin deSa | 2006-05-30 |
| 7017041 | Secure communications network with user control of authenticated personal information provided to network entities | Ravi Sandhu, Colin deSa | 2006-03-21 |
| 6970562 | System and method for crypto-key generation and use in cryptosystem | Ravi Sandhu, Colin deSa | 2005-11-29 |
| 6940980 | High security cryptosystem | Ravi Sandhu, Colin deSa | 2005-09-06 |
| 6883095 | System and method for password throttling | Ravi Sandhu, Colin deSa | 2005-04-19 |