Emergency call centers in the US are suffering a rise in TDoS (telephony denial of service) attacks, according to an alert issued by DHS and the FBI. The agencies are speculating that these businesses and emergency services in particular are being targeted because phone lines are crucial to their operations. TDoS attacks are sporadically re-starting over weeks or months, the agencies say. The FBI and DHS have offered recommendations for targeted organizations to report the attacks to the FBI by submitting details to www.gov.com.”]
Source: https://nakedsecurity.sophos.com/2013/04/03/tdos-attacks-target-emergency-call-centers/