Abstract
If a biometric template is compromised, the invasion of user privacy is inevitable. Since human biometric is irreplaceable and irrevocable, such an invasion implies a permanent loss of user identity. As a result, many transformation methods are proposed to convert the biometric template into non-invertible version of itself. However, if the transformation functions are not carefully designed, the 'non-invertible' templates are susceptible to be partially or fully invertible. In this paper, we proposed a template inversion technique, namely small-angle approximation attack, which is less studied in the literature. We reveal that the angle-based many-to-one property of the non-linear functions is highly vulnerable to small-angle approximation attack.
| Original language | English |
|---|---|
| Title of host publication | 2015 IEEE International Conference on Consumer Electronics - Taiwan, ICCE-TW 2015 |
| Publisher | IEEE, Institute of Electrical and Electronics Engineers |
| Pages | 98-99 |
| Number of pages | 2 |
| ISBN (Electronic) | 9781479987443 |
| DOIs | |
| Publication status | Published - 20 Aug 2015 |
| Externally published | Yes |
| Event | IEEE International Conference on Consumer Electronics-Taiwan 2015 - Taipei, Taiwan Duration: 6 Jun 2015 → 8 Jun 2015 Conference number: 2nd https://ieeexplore.ieee.org/xpl/conhome/7170113/proceeding (Proceedings) |
Conference
| Conference | IEEE International Conference on Consumer Electronics-Taiwan 2015 |
|---|---|
| Abbreviated title | ICCE-TW 2015 |
| Country/Territory | Taiwan |
| City | Taipei |
| Period | 6/06/15 → 8/06/15 |
| Internet address |
Keywords
- Accuracy
- Approximation algorithms
- Approximation methods
- Biomedical imaging
- Fingerprint recognition
- Privacy
- Transforms
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