A review of the TLD DNS failures I've observed during 2023 and why the same failures keep happening
A simple explanation on how HTTPS records work
Allowing ISC BIND to use http ports for DoH with SE Linux
The recommendations contained within this document attempt to provide easy to audit points that any domain owner, regardless of technical capability, can follow.
Learning about DANE and how automation makes the pain go away
Understand how to read TLSA records and what the numbers in those records signify
A fast way to generate TLSA records using Ansible.
An explanation of how DNS can be used to exfiltrate data from your network and how to stop it.
Revisiting the DNS Root Key rollover