https://blog.marai.me/2017/07/24/18-year-old-arrested-bkk-tsystems-e-ticket/
origin - http://www.pipiscrew.com/2017/07/18-year-old-guy-arrested-for-reporting-a-shamefully-stupid-bug-in-the-new-budapest-e-ticket-system/ 18-year-old-guy-arrested-for-reporting-a-shamefully-stupid-bug-in-the-new-budapest-e-ticket-system