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All Posts in 2020.7


Best-practice for authentication after creating a new Linux server

This article helps you change the following items if your cloud provider didn't do that for you. Create your own account instead of root. Disable password login and force to use SSH key to log in. Disable root account. Enable sudo without password. Before starting the process, make sure you have a valid SSH key-pair locally. Fist, connect to the server. (With root password). you@local  …

bash Linux Ubuntu SSH

Setup auto-renew wildcard HTTPS certificate on Azure virtual machine

Sometimes we might need to host a website in Azure. And there are so many options, like storage account, app service. But none of those supports wildcard HTTPS and auto-renew. An ideal configuration shall be static which means that it will never crash even when no one maintains it. Auto-renew is a must-have feature for HTTPS. Luckily, I got a solution based on win-acme: https://github.com/win-  …

Azure Azure DNS Windows Server HTTPS Win-ACME Certificate letsencrypt ACME