Stopping TDoS Attacks


April 18, 2017

Imagine if your call to 911, your financial institution, a hospital, or even your child’s school doesn’t get through. In the past few years, 911 emergency call centers, financial services companies and a host of other critical service providers and essential organizations have been victims of telephony denial of service (TDoS) attacks. These attacks are a type of denial of service (DoS) attack in which a voice service is flooded with so many malicious calls valid callers can’t get through. DHS S&T is working to make sure TDoS attacks cannot disrupt critical phone systems...