VIKAS: a new virtual keyboard-based simple and efficient text CAPTCHA verification scheme.

Ankit Thakkar Kajol Patel

Published in: Int. J. Inf. Comput. Secur. (2020)

Keyphrases

information retrieval
database
virtual reality
computationally efficient
text input
provably secure
string matching
model checking
cost effective
augmented reality
user interface
web documents
text mining
keywords
face recognition
multimedia
machine learning
neural network