| 1991 | ||
|---|---|---|
| 2 | Marc Geoffroy, Ronny Bjones, Hedwig Cnudde: AXYTRANS: Physical Funds Transport and DES. Computer Security and Industrial Cryptography 1991: 244-256 | |
| 1989 | ||
| 1 | EE | Hedwig Cnudde: Cryptel - The Practical Protection of an Existing Electronic Mail System. EUROCRYPT 1989: 237-242 |
| 1 | Ronny Bjones | [2] |
| 2 | Marc Geoffroy | [2] |