Data Exfiltration through Service Provider DNS Infrastructure

| January 12, 2018

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While DNS hasn’t changed all that much since Paul Mockapetris invented it in 1983, the skills and capabilities of today’s hackers have advanced considerably. DNS is a globally deployed routing and caching overlay network that connects public networks, corporate networks, and the Internet. The pervasiveness of its use and open-source nature of the technology make it extremely vulnerable to hacker attacks such as DDoS attacks and therefore raises serious questions: Is it sufficiently secure? Is it vulnerable to data breaches? The answer is that DNS can be abused in all sorts of unconventional ways that make it the perfect back door for hackers seeking to steal sensitive data.

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