Abstract
In the paper are discussed security problems related to online digital libraries and portals. Special attention is placed to one the methods to distinguish usage of online digital libraries from non-human users. The approaches known under the abbreviation CAPTCHA (Completely Automated Public Turing test to tell Computers and Humans Apart) are considered in the context of their accessibility to the users with different types of disabilities.
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Todorov, T., Bogdanova, G., & Noev, N. (2022). Accessibility Challenges with CAPTCHA Services in Digital Libraries. In Digital Presentation and Preservation of Cultural and Scientific Heritage (Vol. 12, pp. 255–262). Bulgarian Academy of Sciences, Institute of Mathematics and Informatics. https://doi.org/10.55630/dipp.2022.12.23
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