У вашего броузера проблема в совместимости с HTML5
Video 2/10 on the 2017 OWASP Top Ten Security Risks.
John Wagnon discusses the details of the #2 vulnerability listed in this year's OWASP Top 10 Security Risks: Broken Authentication. Learn about this security risk and how to guard against it.
https://devcentral.f5.com/articles/lightboard-lessons-owasp-top-10-broken-authentication-29192