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Learn how easy is to bypass firewalls using DNS tunneling (and also how to block it) | by Roger Galobardes | Medium

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See how I played red team/blue team on this simple network security experiment.

Learn how easy is to bypass firewalls using DNS tunneling (and also how to block it) Roger Galobardes 9 min read · Oct 30, 2018 -- 5 Listen Share See how I played red team/blue team on this simple network security experiment. Press enter or click to view image in full size photo by Rob Bye on Unsplash Many tutorials out there explain how to perform DNS tunneling but most of them feel like just a compilation of the commands needed to execute it, with almost no explanation on the networking background. What’s even worse: No one seems to discuss how to prevent DNS tunneling from happening in your

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