Goblin Eater

@goblineater@infosec.exchange

Open on infosec.exchange

Experienced network and technology geek, diving deep into cybersecurity. I am a teacher/coach by nature, and am developing content and tools to accelerate the learning ramp for our next wave of skilled cyberdefenders.

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Joined May 30, 2026

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Goblin Eater @goblineater@infosec.exchange · Aug 02, 2026

Goblin Eater

@goblineater@infosec.exchange

infosec.exchange

Replying to @U69@infosec.exchange

@U69@infosec.exchange I am so happy you found it useful. Thank you for letting me know.

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Goblin Eater @goblineater@infosec.exchange · Aug 02, 2026

Goblin Eater

@goblineater@infosec.exchange

infosec.exchange

This week I'm looking at TCP flags. What exactly are they signaling? What responses can you expect? https://ubritsa.com/posts/tcp-raising-the-wrong-flags/ #TCP #Flags #Scanning #Nmap #Reconnaissance #RFC793 #Layer4 #StatefulInspection

Welcome to the Cyber Underworld of Goblin Eaters Everywhere!

TCP: Raising the Wrong Flags

The City, the Duke, and the Portcullis Picture a walled city. A Duke — the operating system — presides over it, though he governs less than it sounds like he might. Behind the city walls, tradespeople

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Goblin Eater @goblineater@infosec.exchange · Jul 25, 2026

Goblin Eater

@goblineater@infosec.exchange

infosec.exchange

This week looks at previous protocols and how they shaped IP today. Some important lessons in here should be understood, especially around legacy protocols and their existence in networks today. #GoblinEater #CyberCavern #Cybersecurity #protocols #IP #IPX #Novell #cisco https://ubritsa.com/posts/the-guild-the-road-and-the-strays-how-ip-won-the-protocol-wars-and-what-got-left-behind/

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