Lets Encrypt – cxi.org.uk

10/04/2024

PRTG & Let’s Encrypt (2024)

My original post on configuring PRTG to use a Let’s Encrypt certificate can be found here. In the time since I set that up, the process has changed (for the better). The biggest change is v5.x of Certify the Web (CtW) introduced Deployment Tasks. This means we no longer need to use a PowerShell script to get the certificate files...

Lets Encrypt/PRTG Comments: 0

10/04/2024

Pi-Hole & Let’s Encrypt (2024)

Since writing my original instructions for using a Let’s Encrypt (LE) SSL certificate to secure the Lighttpd web server used by Pi-Hole back in 2020, lots has changed. A double disk drop-out in my server (argh!) meant I needed to build a new Pi-Hole VM, so I took the chance to move to the current Ubuntu LTS (22.04). I’m still...

Lets Encrypt/Pi-Hole Comments: 4

15/05/2020

Creating Cloudflare API Tokens

A number of my articles use the Cloudflare API for issuing SSL certificates from Let’s Encrypt via the DNS-01 challenge. This post walks-through creating a new token. Sign into the Cloudflare portal, click the user icon in the top right corner and go to “My Profile”. Once there, click API Tokens, then Create Token and finally click “Use template” against...

Cloudflare/Lets Encrypt Comments: 0

15/05/2020

Let’s Encrypt DNS-01 Challenge & the Cloudflare API

There are a number of ways Let’s Encrypt (LE) can validate a request to issue an SSL certificate via the ACME standards, with the two most common ones being HTTP-01 and DNS-01. The LE documentation details each with the advantages and disadvantages here. I’ve started using the DNS-01 challenge method for internal systems in my lab as it means I...

Lets Encrypt Comments: 0

15/05/2020

Unifi & Let’s Encrypt

The final VM in my lab to have its’ SSL configuration sorted was my Unifi controller. This runs on another Ubuntu 16.04 LTS instance, so the usual tools/methods will be used/installed: Let’s Encrypt SSL acme.sh Cloudflare DNS-01 challenge First up, a nod to James Ridgway for an excellent walk through of how he achieved this task on a UniFi Cloud...

Lets Encrypt/Unifi Comments: 0

14/05/2020

Pi-Hole & Let’s Encrypt

Update April 2024 I have a new article with instructions for installing on Ubuntu LTS 22.04 and all the things that have changed since writing this guide. Original Instructions The next server in my lab to sort out with a Let’s Encrypt (LE) trusted SSL is Pi-Hole. Pi-Hole does a good job of ad-blocking without needing to mess with anything...

Lets Encrypt/Pi-Hole Comments: 3

Category: Lets Encrypt

PRTG & Let’s Encrypt (2024)

Pi-Hole & Let’s Encrypt (2024)

Creating Cloudflare API Tokens

Let’s Encrypt DNS-01 Challenge & the Cloudflare API

Unifi & Let’s Encrypt

Pi-Hole & Let’s Encrypt