Kot, O.I. and Svatovskiy, I.I. 2020. Analysis of the authentication scheme based on the use of QR-code and webcam for Smart-Mobile devices. Bulletin of V.N. Karazin Kharkiv National University, series «Mathematical modeling. Information technology. Automated control systems». 47, (Sep. 2020), 35-52. DOI:https://doi.org/10.26565/2304-6201-2020-47-04.