Hello readers! I recently wanted to pull the banner that was being supplied when connecting to a TCP service. In this case, I was poking a ZyWall device. To do this, we can simply use python's socket lib and decode messages.
This was supposed to be on my main blog (synfinner.ru), however, things broke and now it's on here ;).
I recently switched to a different hosting provider for my Mastodon instance (dreadsec.social). There is an 'official' guide for doing this (https://docs.joinmastodon.org/admin/migrating/), however, I also wanted to share my notes.
Hi readers! In my recent adventures, I've come to need a simple breakdown of TCP flags and their corresponding hexadecimal values. It seems just wanting something simple is complicated by people making massive posts about TCP or full breakdowns. I didn't need all that. So, here's a simple table.