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[Smart Innovation, Systems and Technologies] Information and Communication Technology for Intelligent Systems (ICTIS 2017) - Volume 2 Volume 84 || A Simple and Efficient Text-Based CAPTCHA Verification Scheme Using Virtual Keyboard
Satapathy, Suresh Chandra, Joshi, AmitVolume:
10.1007/97
Year:
2018
Language:
english
DOI:
10.1007/978-3-319-63645-0_13
File:
PDF, 568 KB
english, 2018