List of approved scientific papers to be published in conference proceedings. ISSN 2311-147X Contemporary Innovation Technique of the Engineering Personnel Training for the Mining and Transport Industry 2016 (CITEPTMTI’2016). Conference Proceedings. Conference dates:  26-27 Maу 2016.  State higher education institution  "National Mining University"  Dnepropetrovsk  Ukraine

Contents

CAPTCHA DEVELOPMENT EXPERIENCE USING ELEMENT OF HTML5 CANVAS

Yurii Nosach¹, Galyna Kodola², Natalya Volynec³

¹ Student of the State Higher Educational Institution "Ukrainian State Chemical Technology University", c. Dnepropetrovsk, e-mail: y-nosach97@yandex.ua

²Lecturer Department of Information Systems of the State Higher Educational Institution "Ukrainian State Chemical Technology University", c. Dnepropetrovsk, e-mail: gkodola@gmail.com

³Lecturer Department of Information Systems of the State Higher Educational Institution "Ukrainian State Chemical Technology University", c. Dnepropetrovsk, e-mail: nm80@mail.ru

Abstract. This paper presents an analysis of the basic rules of forming CAPTCHA algorithms and transformations of images with bilinear filtering. The experience of implementing CAPTCHA element using HTML5 Canvas described.

Keywords: CAPTCHA, HTML5, CANVAS, pixel transformation.

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