New Project! HOMELAB

I’m always on the lookout for new projects to keep me engaged, so when the opportunity came up this morning to get an old Cisco ASA 5505, I jumped on it. That started the gears turning when I realized I could combine the new-to-me ASA with the Intel NUC I already have to start my […]

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The Moron Contract

We build networks in very specific ways for a lot of reasons. Proper resource utilization, security, segmentation, etc. Every network should have a demilitarized zone (DMZ) where web applications can create sockets to internal servers. It allows traffic to take a stop and be further inspected before allowing it to reach core or sensitive infrastructure […]

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DNS: The Internet’s Phone Book

There have been a few articles recently about Secure DNS or DNS over TLS, and the first question that a buddy asked me (@Pratik) was “what the hell is DNS, technology has too many acronyms”. Have no fear my friend, I’ve got your back. DNS, or Domain Name Service, is like a phone book. If […]

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Sandbox Evasion Technique

It’s been a while since I’ve written anything on my blog, its been a busy few months at GDT. We’ve been working on developing some cool new security technologies and techniques, and a new type of attack that leverages steganography and DNS exfiltration. I’ll have a write up on that as soon as I get […]

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