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Hello, My Name is
Dustin Metcalf, CISSP
Linux Systems Administrator and Security Professional
Recent Blog Posts
Docker is great, but not for everything.
Docker is great and all (despite me really needing to learn more about it), but I’ve noticed a new issues that I don’t think many people really think about. Again, I like Docker. I run a couple containers at home, and they work great for what I need. I also know there are a lot […]
A Few Things I’ve Learned Over The Last 3 Years – 2023 Edition
Education Is Over Rated Why would I say something like that? Is it because I haven’t finished my degree? Well, maybe that is part of it, but over the last decade or so I’ve seen a lot of people come and go who both have, and don’t have a college degree. While I think college […]
My Mail Server
While the actual server is a bit more complicated than this explanation, I feel this should give an idea of how this setup works, and it works great! I used only six (6) packages to build this setup. All are built from source (except MySQL and perl backend) and are always kept up to date.PostfixDovecotAmavisd-newSpam […]
My Triumph And Trials In The Removal of Windows Server From the Network
I took this post from my old blog site as I felt it was a good story to put here. I originally posted this all the way back on May 7th 2015! A Little History I’ve been working for this small company for just over a year and a half. This is my first true […]
My Journey to CISSP
This story started almost a year ago when one of my friends left the company we were working for. It left us open to needing someone to handle the day to day security items in a management level role. While I wanted to take on the role myself, I just didn’t quite have the experience […]
Does a VPN really keep you safe online?
Short answer… no. Let me explain. A VPN or Virtual Private Network is a service that allows you to tunnel your traffic through an encrypted tunnel to another point on the internet. Many VPN providers will have servers in countries all over the world so you can appear to be almost anywhere in the world. […]