Volumetric display-based CAPTCHA system
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United States of America Patent
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Feb 28, 2023
Grant Date -
Dec 31, 2020
app pub date -
Jun 26, 2019
filing date -
Jun 26, 2019
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Abstract
A method, apparatus and computer program product for using a volumetric CAPTCHA display to verify that a human is present at a computer. Responsive to a request for a computer resource, a volumetric CAPTCHA is displayed in a user interface at the computer. The volumetric CAPTCHA has a first three dimensional (3D) feature and a second 3D feature. The user is prompted to answer a question about the first 3D feature of the volumetric CAPTCHA display. The received user response to the question is evaluated for correctness in describing the first 3D feature of the volumetric CAPTCHA. In response to the received user response being correct, the user is allowed access to the computer resource. The first 3D feature and the second 3D feature have a relationship with each other in the volumetric CAPTCHA.
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