Issued Patents All Time
Showing 25 most recent of 69 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11646867 | Systems and methods implementing countermeasures to phase tracking attacks on ring oscillator based entropy sources | — | 2023-05-09 |
| 11310028 | Tamper resistant counters | — | 2022-04-19 |
| 11283619 | Bit mixer based parallel MAC and hash functions | — | 2022-03-22 |
| 11068589 | Interference detecting ring oscillators | — | 2021-07-20 |
| 10944568 | Methods for constructing secure hash functions from bit-mixers | — | 2021-03-09 |
| 10915635 | Countermeasures to frequency alteration attacks on ring oscillator based physical unclonable functions | — | 2021-02-09 |
| 10797722 | System and method for providing hardware based fast and secure expansion and compression functions | — | 2020-10-06 |
| 10742405 | Method and system for generation of cipher round keys by bit-mixers | — | 2020-08-11 |
| 10680618 | Systems and methods for on-chip temperature stabilization for temperature-sensitive components of integrated circuits | — | 2020-06-09 |
| 10469060 | Synchronizable ring oscillators | — | 2019-11-05 |
| 10469059 | Stabilizing the startup behavior of ring oscillators | — | 2019-11-05 |
| 10313128 | Address-dependent key generator by XOR tree | Donald P. Matthews, Jr. | 2019-06-04 |
| 10146701 | Address-dependent key generation with a substitution-permutation network | — | 2018-12-04 |
| 10142103 | Hardware assisted fast pseudorandom number generation | — | 2018-11-27 |
| 10122690 | Data encryption and authentication using a mixing function in a communication system | — | 2018-11-06 |
| 9946662 | Double-mix Feistel network for key generation or encryption | — | 2018-04-17 |
| 9928385 | Periodic memory refresh in a secure computing system | — | 2018-03-27 |
| 9876641 | Data dependent authentication keys for differential power analysis resistant authentication | Donald P. Matthews, Jr. | 2018-01-23 |
| 9794062 | Scrambled tweak mode of blockciphers for differential power analysis resistant encryption | — | 2017-10-17 |
| 9785409 | Active test and alteration of sample times for a ring based random number generator | Donald P. Matthews, Jr. | 2017-10-10 |
| 9767322 | Data transcription in a data storage device | Robert Thibadeau | 2017-09-19 |
| 9729310 | Scrambled counter mode for differential power analysis resistant encryption | Donald P. Matthews, Jr. | 2017-08-08 |
| 9722977 | Secure host authentication using symmetric key crytography | — | 2017-08-01 |
| 9602281 | Parallelizable cipher construction | — | 2017-03-21 |
| 9495111 | System and method for reducing information leakage from memory | Jeffery Hammond | 2016-11-15 |