When you execute a command in Linux, the Operating System needs to know where to find it. This isn’t unusual since even the Windows CLI has the same requirement. In Windows, the list of locations where the OS searches from the command is specified by the “ENVIRONMENT” variable. In Linux, this is called the “PATH” […]
Getting Started With The vi Editor In Linux
If you’re starting to manage your own VPS server for the first time, you’ll know that you’re going to have to modify a lot of text files. Just basic steps like disabling root login require you to open up files and make changes. And in Linux, there is one text editor that reigns supreme – […]
Forcing Users To Change Passwords Often, Doesn’t Work
October is supposed to be “National Cybersecurity Awareness Month”. So I decided to write a bunch of articles on Linux security. We’ve already covered disabling root access and how to change the SSH port. The next big issue is passwords. People say that we’re moving to a “passwordless” future. They point to the emergence of […]
How To Avoid Getting On An E-mail Blacklist
Part of creating a business identity, is having your own branded e-mail addresses. It’s fine if your site doesn’t depend on customer service, and I’ve seen many businesses get by with a plain old contact form, eschewing e-mail IDs entirely. That’s certainly one way to go! But if you have a lot of back and […]
How To Safely Disable Root Access On InterWorx
In my earlier article on creating a new user + shell, I’d explained that it’s a good idea to disable direct root access via SSH. One of the reasons why we see so many failed login attempts, is because spammers constantly bombard servers with fake credentials, searching for a way in. One solution was to […]
How To Create A New VPS InterWorx User + Shell
The InterWorx interface allows you to create new accounts, which come with the option to enable shell access for each of them. As mentioned in my earlier article on accessing InterWorx, the interface is divided into two sections – SiteWorx and NodeWorx. They correspond to cPanel and WHM respectively. From an administrator’s point of view, […]
Why Security By Obscurity Can Be Worth it
In my previous tutorial a few days ago, I’d shown users how to change the default SSH port to which you connect remotely. Today, it’s a standard procedure of “hardening” one’s servers, and it’s not the only situation where you change the defaults in order to thwart spam. Web hosts that install WordPress on their […]
How To Change The SSH Port On An InterWorx VPS
Earlier this week, I’d shown you how to connect to a VPS with InterWorx on SSH. In that, we saw that the default installation uses the regular SSH port of “22” for connections. In this article, I’ll show you how to change the SSH port. Why? Because look at this screenshot from my SSH login: […]
How Do WordPress Actions And Filters Work?
We spend so much time on NameHero giving advice on which code to add to WordPress. It occurs to me that we haven’t given an explanation so far, about the most common mechanism in WordPress for modifications – actions and filters. So this is a quick introduction to them, why they’re useful, and two examples […]
When Should You Use A Page Builder For Your Site?
If you’re a newbie to web hosting, you might have seen services on certain web hosts, offering “page builders” to create your new site. Or perhaps you’ve heard of products like “Wix”, which allow you to host your site on their domain, and which allow you to quickly build out site elements like contact forms, […]
