Let’s Encrypt SSH

This post is based on this post “Containerized WordPress, Migration, and SSL”. I found it a hassle to install and refresh certificates every year (now it’s 90 days!). I want to set up an automated job, which requests to a root CA and installs certs automatically. Let’s encrypt is a free trusted CA. This post…

Improve WordPress Performance

This post summarized my recent attempt to improve the performance of my website. This post will be updated from time to time. Recently, I got a Black Friday deal at my previous server provider. I chose their new plan and migrated my website from Germany to the United States. I’ve noticed that the latency increased…

Containerized WordPress, Migration, and SSL

Summary The world witnessed the popularity of containerized applications. Docker provides good isolation and is of good portability. It also could be the basic item in a distributed system. In this post, I introduced how to create a WordPress site in docker; how to migration WordPress; how to make the site secure via SSL; how…