A U.S. nation-wide banking institution experienced call pumping attacks in the form of thousands of calls into the bank’s 1-800 contact center numbers.
A large, U.S. regional banking institution was the target of several Telephony Denial of Service (TDoS) attacks, resulting in the loss of all telephone/voice services across multiple retail branch locations for an extended period.
A large regional financial institution and its customers were victims of phone-based financial fraud and account takeover attacks inside the bank’s national contact center operation.
A nation-wide healthcare corporation was receiving urgent, weekly reports of Telephony Denial of Service (TDoS) attacks from many of its more than 250 member hospitals across the U.S.
An international financial credit rating organization discovered that there were plans to use social media to organize a flash-mob Telephony Denial of Service (TDoS) attack against its voice systems and services.