Issued Patents All Time
Showing 26–38 of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6035041 | Optimal-resilience, proactive, public-key cryptographic system and method | Yair Frankel | 2000-03-07 |
| 5999625 | Method for electronic payment system with issuer control | Mihir Bellare, Juan A. Garay, Charanjit Singh Jutla | 1999-12-07 |
| 5995625 | Electronic cryptographic packing | Frank W. Sudia, Alan Asay, Ernest Brickell, Richard Ankney, Peter C. Freund +1 more | 1999-11-30 |
| 5937066 | Two-phase cryptographic key recovery system | Rosario Gennaro, Donald B. Johnson, Paul A. Karger, Stephen M. Matyas, Mohammad Peyravian +2 more | 1999-08-10 |
| 5815573 | Cryptographic key recovery system | Donald B. Johnson, Paul A. Karger, Charles W. Kaufman, Stephen M. Matyas, Nevenko Zunic | 1998-09-29 |
| 5796830 | Interoperable cryptographic key recovery system | Donald B. Johnson, Paul A. Karger, Charles W. Kaufman, Stephen M. Matyas, David R. Safford +1 more | 1998-08-18 |
| 5774525 | Method and apparatus utilizing dynamic questioning to provide secure access control | Dimitri Kanevsky, Wlodek W. Zadrozny | 1998-06-30 |
| 5745678 | Method and system for the secured distribution of multimedia titles | Amir Herzberg, Hugo M. Krawczyk, Shay Kutten, An V. Le, Stephen M. Matyas | 1998-04-28 |
| 5625692 | Method and system for a public key cryptosystem having proactive, robust, and recoverable distributed threshold secret sharing | Amir Herzberg, Stanislaw Jarecki, Hugo M. Krawczyk | 1997-04-29 |
| 5369705 | Multi-party secure session/conference | Raymond F. Bird, Amir Herzberg, Philippe A. Janson, Shay Kutten, Refik Molva | 1994-11-29 |
| 5297137 | Process for routing data packets around a multi-node communications network | Yoram Ofek | 1994-03-22 |
| 5245609 | Communication network and a method of regulating the transmission of data packets in a communication network | Yoram Ofek | 1993-09-14 |
| 5202921 | Method and apparatus for authenticating users of a communication system to each other | Amir Herzberg, Shay Kutten | 1993-04-13 |