People were back-breaking this way of checking for “humanity”.
In the network appeared the image of the world’s most complex captcha, which found users. In order to change the password on one of the services, users must solve a difficult chess puzzle.
Photography difficult the captcha was published by an employee of the company “Kaspersky Lab” IDO Naor (Ido Naor). He shared with the users of the test to change the password, which is intended to distinguish living humans from computer bots. Under the terms of a complicated captcha code, the user needs one move to deliver checkmate to the opponent in a difficult chess situation. He Naor considered such captcha “excellent”.
Users in the comments were amazed that the Internet is used for more sophisticated captcha. Many have tried to understand how many people will actually pass this test. Some experienced players said that it took them a few minutes to solve the task. In the end, in the comments there were even the former world chess champion Garry Kasparov, who noted that for more than 20 years, computers beating the best players in the world in chess, and in practice, the captcha is simply not applicable.
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