Category Sysadmin
PiHole just updated to v5.0.0. A lot of great feature that you want to have access too like group management. However, you need to update your setup a bit to have it working perfectly.
Snapcraft daemon snapd can take too long to stop on Ubuntu 20.04. There is a way to force the service to stop faster using systemd.
Setup Wireguard VPN Client on Linux to have only selected application having their traffic redirected to the server.
Tutorial to help you configure your own DNS-over-TLS server (DoT).
This is useful if you’re using an Android 9 (Pie) smartphone.
This article describes in great details the operation of 2 DNS-over-HTTPS servers.
How they are setup and on which providers.
It also contains the different information needed to use them.
Introduction In my previous article/tutorial, I’ve explained how to setup your own DNS-over-HTTPS (DoH) server using Nginx, Certbot, dnscrypt-proxy and dns-over-https. In this article I’ll explain to you how to add Pi-Hole into the mix to block the unwanted advertising…. Continue Reading →
Introduction Traditional DNS queries and responses are sent over UDP or TCP without encryption. This is vulnerable to eavesdropping and spoofing (including DNS-based Internet filtering). Responses from recursive resolvers to clients are the most vulnerable to undesired or malicious changes,… Continue Reading →
Introduction At work, we decided to give a try to the Elastic Stack (Elastic Search, Logstash and Filebeat in our case) while having the whole communication secured with TLS. TLS Protocol You might at this point wonder how all the… Continue Reading →
When you manage a WordPress site, you see the worst that the internet can bring on you. When it’s not blatant comment spam, it’s some brute forcing to try to get admin access to your WordPress. I posted about this… Continue Reading →
In a previous blog post (Fail2ban + Tarpit), I explained how to setup a Tarpit for Fail2ban to use it against the attacker that got banned multiple times. It works great especially in conjunction with WP Fail2ban, a fail2ban plugin for… Continue Reading →
