@goblineater@infosec.exchange

Goblin Eater @goblineater@infosec.exchange

· 2mo ago

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 work their own shops: a baker, a blacksmith, an armourer, a stableman. Each is a service running on the host, reachable through its own door — a port. Visitors arrive from other cities looking to trade, and each has to pass the portcullis first, where a guard decides who gets through and who doesn’

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Goblin Eater @goblineater@infosec.exchange

· 2mo ago

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/

Welcome to the Cyber Underworld of Goblin Eaters Everywhere!

The Guild, the Road, and the Strays: How IP Won the Protocol Wars — and What Got Left Behind

In medieval Europe, if you wanted to make shoes, you joined the cobblers’ guild. Not because the guild made better shoes than you could make alone — though it might have. You joined because the guild controlled the knowledge of shoemaking, the supply of leather, the right to sell in the market square. The guild wasn’t just a craft association. It was an economic enclosure - you couldn’t compete with what you couldn’t learn.

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Goblin Eater @goblineater@infosec.exchange

· 2mo ago

Replying to

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

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