 | 2012 |
|---|
| 6 |       | Ahmad Salah El Ahmad,
Jeff Yan,
Wai-Yin Ng:
CAPTCHA Design: Color, Usability, and Security.
IEEE Internet Computing 16(2): 44-51 (2012) |
| 2010 |
|---|
| 5 | | Ahmad Salah El Ahmad,
Jeff Yan,
Lindsay Marshall:
The robustness of a new CAPTCHA.
EUROSEC 2010: 36-41 |
| 2009 |
|---|
| 4 | | Jeff Yan,
Ahmad Salah El Ahmad:
CAPTCHA Security: A Case Study.
IEEE Security & Privacy 7(4): 22-28 (2009) |
| 2008 |
|---|
| 3 | | Jeff Yan,
Ahmad Salah El Ahmad:
A low-cost attack on a Microsoft captcha.
ACM Conference on Computer and Communications Security 2008: 543-554 |
| 2 | | Jeff Yan,
Ahmad Salah El Ahmad:
Usability of CAPTCHAs or usability issues in CAPTCHA design.
SOUPS 2008: 44-52 |
| 2007 |
|---|
| 1 | | Jeff Yan,
Ahmad Salah El Ahmad:
Breaking Visual CAPTCHAs with Naive Pattern Recognition Algorithms.
ACSAC 2007: 279-291 |
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