Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8023651 | Block ciphering system, using permutations to hide the core ciphering function of each encryption round | Paulus Mathias Hubertus Mechtildis Antonius Gorissen, Joachim Artur Trescher, Antonius Adriaan Maria Staring, Menno Anne Treffers | 2011-09-20 |
| 7881466 | Method and system for obfuscating a cryptographic function | Paul Gorissen, Norbert C. Esser, Joachim Artur Trescher | 2011-02-01 |