Both hacktivists and extortionists have used telephony denial-of-service attacks as a way to further their goals. The United States’ Federal Bureau of Investigation (FBI) has issued a stark warning about consequences that telephony denial-of-service (TDoS) attacks on call centers could have on people’s lives. If launched against critical call centers, TDoS attacks could ultimately prevent callers from … More Telephony denial-of-service attacks could cost lives