security

services

How to Renew letsencrypt.org ssl Certificates

So, did you do the switch to https three months ago when I told you about this free service? And now you’re getting emails that contain the following ominous words: Your certificate (or certificates) for the names listed below will expire in 10 days (on 30 Oct 20 13:53 +0000). Please make sure to renew […]

Read More
raspbian salt services ubuntu

SaltStack .sls file to allow root to log in directly

I’m lazy and I have bad admin habits, like logging into a LINUX server, directly, as root. Worse than that, I like to set the passwords all the same on the systems. But, this is just my Raspberry sandbox network so nobody cares. I wouldn’t dream of such a scheme in production. But now that […]

Read More
services

How to Switch to https for Free!

If you’re running a website, you probably want it on Google. Google prefers websites that use HTTP and will rank you higher if you are running a secure website. Turning on HTTP for apache on a Raspberry is no different than setting it up on a larger computer. It used to be that you had […]

Read More
basics

How to Configure Your New Raspberry with ssh

What next? We got our new Raspberry to boot into Raspbian. We got logged in. Now, we need to configure a few things. First, change the password. The default password for the user “pi” is “raspberry”. Let’s change that so nobody can hack into our new computer! This is easy. The command is “passwd”. Type […]

Read More