fgCAPTCHA: Genetically Optimized Face Image CAPTCHA 5
The increasing use of smartphones, tablets, and other mobile devices poses a significant challenge in providing effective online security. CAPTCHAs, tests for distinguishing human and computer users, have traditionally been popular; however, they face particular difficulties in a modern mobile envir...
| Main Authors: | , , , , |
|---|---|
| Format: | Article |
| Language: | English |
| Published: |
IEEE
2014-01-01
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| Series: | IEEE Access |
| Online Access: | https://ieeexplore.ieee.org/document/6807630/ |