VoIP TDoS Attacks Used to Mask Cyberlooting
"The FBI calls it Telephony Denial of Service (TDOS). It is a new and growing kind of security attack that is not centered around VoIP itself but that uses VoIP to better do the job," writes Nadeem Unuth on About.com's Voice over IP blog.
"The operation is carried out in two parallel moves -- on one side, a genuine attack is done on a person's interest in a bank, financial institution or other company; on the other side, the person's the person's phone line is flooded at the same time with 'spam' calls in order to block other calls from coming in," Unuth writes.
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VoIP-Aided Security Threat: Telephony Denial of Service