dns   40892

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Anatomy of a Linux DNS Lookup – Part II – zwischenzugs
That stuff was more general linux behaviour (*) but here we move firmly into distribution-specific territory. I use ubuntu, but a lot of this will overlap with Debian and even CentOS-based distributions, and also differ from earlier or later Ubuntu versions.
dns  linux 
yesterday by euler
Anatomy of a Linux DNS Lookup – Part I – zwischenzugs
Anatomy of a Linux DNS Lookup – Part I
Since I work a lot with clustered VMs, I’ve ended up spending a lot of time trying to figure out how DNS lookups work. I applied ‘fixes’ to my problems from StackOverflow without really understanding why they work (or don’t work) for some time.

Eventually I got fed up with this and decided to figure out how it all hangs together. I couldn’t find a complete guide for this anywhere online, and talking to colleagues they didn’t know of any (or really what happens in detail)

So I’m writing the guide myself.
dns  linux 
yesterday by euler
Attacking Private Networks from the Internet with DNS Rebinding
TL;DR Following the wrong link could allow remote attackers to control your WiFi router, Google Home, Roku, Sonos speakers, home thermostats and more.
dns  Security 
yesterday by euler
Attacking Private Networks from the Internet with DNS Rebinding
The home WiFi network is a sacred place; your own local neighborhood of cyberspace. There we connect our phones, laptops, and “smart” devices to each other and to the Internet and in turn we improve…
dns  exploit  hack  hacking  network 
2 days ago by nharbour

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