Issued Patents All Time
Showing 51–75 of 141 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9323909 | Sharing a cryptographic device by partitioning challenge-response space | Guoying Luo, Kevin D. Bowers | 2016-04-26 |
| 9305161 | Password hardening system using password shares distributed across multiple servers | Kenneth D. Ray, Gareth Richards | 2016-04-05 |
| 9294473 | Server methods and apparatus for processing passcodes generated by configurable one-time authentication tokens | Nikolaos Triandopoulos, Marten Van Dijk, John Brainard, Ronald L. Rivest, Kevin D. Bowers | 2016-03-22 |
| 9280871 | Gaming systems with authentication token support | Daniel V. Bailey, Burton S. Kaliski, Jr., Ronald L. Rivest | 2016-03-08 |
| 9270655 | Configurable one-time authentication tokens with improved resilience to attacks | Nikolaos Triandopoulos, Marten Van Dijk, John Brainard, Ronald L. Rivest, Kevin D. Bowers | 2016-02-23 |
| 9256725 | Credential recovery with the assistance of trusted entities | Alina Oprea, Kevin D. Bowers, Nikolaos Triandopoulos, Ting-Fang Yen | 2016-02-09 |
| 9235971 | Service window optimized system alert engine | Stephen J. Todd, YinKee Yee | 2016-01-12 |
| 9230114 | Remote verification of file protections for cloud data storage | Alina Oprea, Marten Van Dijk, Emil P. Stefanov | 2016-01-05 |
| 9230092 | Methods and apparatus for obscuring a valid password in a set of passwords in a password-hardening system | — | 2016-01-05 |
| 9225717 | Event-based data signing via time-based one-time authentication passcodes | John Brainard, Nikolaos Triandopoulos, Marten Van Dijk | 2015-12-29 |
| 9185100 | Device pairing using a cryptographic commitment process involving measured motion values | — | 2015-11-10 |
| 9160539 | Methods and apparatus for secure, stealthy and reliable transmission of alert messages from a security alerting system | Nikolaos Triandopoulos, Kevin D. Bowers, Catherine V. Hart | 2015-10-13 |
| 9154496 | Proactivation methods and apparatus for password-hardening systems | — | 2015-10-06 |
| 9154481 | Decryption of a protected resource on a cryptographic device using wireless communication | Guoying Luo | 2015-10-06 |
| 9154480 | Challenge-response authentication of a cryptographic device | — | 2015-10-06 |
| 9137012 | Wireless authentication methods and apparatus | Daniel V. Bailey, John Brainard, Burton S. Kaliski, Jr. | 2015-09-15 |
| 9128739 | Determining instances to maintain on at least one cloud responsive to an evaluation of performance characteristics | Kevin D. Bowers, Benjamin Tillman Farley, Venkatanathan Varadarajan, Thomas Ristenpart, Michael M. Swift | 2015-09-08 |
| 9118661 | Methods and apparatus for authenticating a user using multi-server one-time passcode verification | Nikolaos Triandopoulos, Marten Van Dijk | 2015-08-25 |
| 9083515 | Forward secure pseudorandom number generation resilient to forward clock attacks | Marten Van Dijk, Nikolaos Triandopoulos, Ronald L. Rivest | 2015-07-14 |
| 9043890 | Distributed authentication against stored user identifiers and user templates via pseudonym association | Guoying Luo | 2015-05-26 |
| 9037858 | Distributed cryptography using distinct value sets each comprising at least one obscured secret value | Sandra Carielli, Kevin D. Bowers, Guoying Luo | 2015-05-19 |
| 9032212 | Self-refreshing distributed cryptography | — | 2015-05-12 |
| 9021553 | Methods and apparatus for fraud detection and remediation in knowledge-based authentication | Thomas S. Corn, Nikolaos Triandopoulos | 2015-04-28 |
| 9015476 | Cryptographic device operable in a challenge-response mode | Guoying Luo, Kevin D. Bowers | 2015-04-21 |
| 9009844 | Methods and apparatus for knowledge-based authentication using historically-aware questionnaires | Thomas S. Corn, Nikolaos Triandopoulos | 2015-04-14 |