Why does captcha appear when trying to authorize in VK?

Question

In contact with

For several days in a row, at about the same time, VK has been asking me to enter a captcha during authorization.
This happens when I try to go to any of the two pages (they are both tied to different phone numbers).
IP dynamic, PC scanned by several antiviruses. What can be wrong?

Answer 1

And you tell them
@9 НЕ RОBОТ

Answer 2

Hello, so at this time it enters the social. the network is a large number of people, and you are asked to conduct captcha from bottology