| 1 | 1985 | Eurocrypt | pc |
| 2 | 1984 | Eurocrypt | pc |
| 3 | 1984 | Crypto | pc |
| 4 | 1983 | Crypto | pc |
| year | title | booktitle | pages | |
|---|---|---|---|---|
| 1 | 1987 | Message Authentication and Dynamic Passwords | eurocrypt | 171-175 |
| 2 | 1984 | Key Management for Secure Electronic Funds Transfer in a Retail Environment | crypto | 401-410 |
| 3 | 1982 | Analog Speech security Systems | eurocrypt | 130-146 |
| 4 | 1981 | Nonlinear Feedback Shift Register Sequences | crypto | 121-123 |
Coauthors of H. J. Beker |