You’ll find it in your GPU, hard drive, cameras, and even cars these days.

Firmware is used to operate hardware systems. It’s written in a special type of memory known as ROM or 'read-only memory'. Firmware is software, but unlike the data installed on your computer’s hard drive, the firmware is permanent.

What is a Firmware, In The First Place?īefore we go any further, it’s important that you understand what 'firmware' actually is. It’s built for one thing and one thing only: getting the most out of your router hardware.

Specifically, DD-WRT is a special repackaging of the open source Linux operating system. Well, maybe not your router, but for a lot of compatible out there in the wild. It’s a third-party replacement firmware package for your router. What DD-WRT is one the other hand, is actually quite clear. So, the acronym as a whole doesn’t really stand for anything. The 'DD' part refers to the number plate code for Dresden and 'WRT' is short for a wireless router. DD-WRT Firmware: The BasicsĭD-WRT is short for, well, nothing exactly. By the end of this article, you’ll know everything you need to about this type of firmware, including whether it’s a solution that you should be interested in or not. If you’re looking for answers about DD-WRT, then you’re in luck.

So, what is DD-WRT firmware? Should you even care? You might know it has something to do with Internet routers and that it can be important if you want to use a VPN router. If you have spent any time reading about more advanced Internet security topics, you’ve probably come across something called DD-WRT firmware.

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