Dazed: A 22-year-old accidentally solved a global hacking crisis. May 13, 2017 by Garret Vreeland in Security The 22-year-old researcher, who tweets under MalwareTech, bought a domain name hidden in the program for about £8.29, which it is thought hackers wrote into the software to act as a kill switch.Informed guess. Dude saved some lives.