Category: Tutorials & Guides
A collection of tutorials and guides.
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Azure Front Door Custom Domain Validation
Apex domains attached to Front Door profiles need manual validation renewal in order to use Azure Managed TLS Certificates
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Generate a CSR and Private Key using OpenSSL
Ordering a new SSL Certificate? Learn how to generate your own CSR and Private Key in a few simple commands.
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Downgrading from MySQL 8 to MySQL 5.7 on Ubuntu 20.x
By default on Ubuntu 20 LTS the version of mysql-client is 8. This is incompatible with MySQL servers where the version remains at 5.7. This guide explains how you can downgrade your client version back to 5.7.
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Connect to and browse Rackspace Cloud File buckets using Cyberduck
Using Cyberduck to interact with your Rackspace Cloud File containers gives you a quick and easy way to push and pull your site’s static assets.
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Encrypting files for sending via email
If you need to send a document or file that is considered sensitive in nature then you can encrypt it using some simple tools built-in to your computer!
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Transferring a domain from 123 Reg to Cloudflare
Here’s a quick guide on how to switch your domain registrar from 123 Reg to Cloudflare to save money on domain renewals.
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Connecting to an SMTP Server using openssl
Sometimes I need to test if a particular machine is able to send e-mail via an SMTP server. Using openssl is a great way to test and debug connections.
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Using Kerberos with Apache on Ubuntu
This guide will walk you through securing an Apache Virtual Host using Kerberos Authentication on Ubuntu server.
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Fail2ban, WordPress and Rackspace Virtual Cloud Servers
This guide will walk you through setting up Fail2ban on a Ubuntu Cloud Server and linking it to a Cloud Load Balancer’s Allow/Deny List via the Rackspace API.
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Using Rackspace Cloud Files as a Push CDN for WordPress
Offloading WordPress Media to a CDN is a great way of reducing the footprint of the site and improving page load times.