How Stack Overflow plans to survive the next DNS attack

My coworker did a bang-up job on this blog post. It explains a lot about how DNS works, how the Dyn DDOS attack worked (we missed it because we don't use Dyn), and the changes we made so that we'll avoid similar attacks when they come.

How Stack Overflow plans to survive the next DNS attack

Posted by Tom Limoncelli in Stack Exchange, Inc.

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