Creating CAA records

Introduction Certification Authority Authorization (CAA) is a new DNS record specifying which Certificate Authorities (CAs) are allowed to issue certificates for a domain. Introduced by RFC 6844, CAA protects websites by only allowing certificates to be issued by specific CAs. If an attacker were to take over a website, they would only be able to …

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Backblaze B2 backup setup

Introduction Recently, I’ve been thinking more and more about backups for my small (but growing) homelab. The golden rule is to follow the 3-2-1 method for backups: 3 backups 2 different types of media 1 backup offsite Current setup Currently, I keep an encrypted external HDD at home and another at work. Every couple weeks, …

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DuckDNS on EdgeRouter

Hey! Listen! This post is part of a series on the Ubiquiti EdgeRouter Lite. Check them all out! Introduction I’ve been using Dyn for my dynamic DNS for years. However, after the 2016 Dyn DDoS, I’ve decided to add a second dynamic DNS service provider, in case Dyn goes down again. Choosing a provider Some …

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