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Networking

Evil Twin Wi-Fi. A hacker

Evil Twin Wi-Fi Hotspots: What Are They and How Can You Protect Yourself?

Public Wi-Fi is great. It’s convenient, and it’s free — it always feels good when you can save a few megabytes of your mobile data. But do you ever stop and think for a moment before connecting to a public Wi-Fi network? The emergence of evil twin Wi-Fi hotspots indicates that you should. Evil twin…

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Dynamic and Static IP Address Differences

Dynamic vs Static IP Address

Your IP Address Can Change without Notice. Should You Be Concerned? It’s the difference between a dynamic vs. static IP address. When you sign up with an Internet Service Provider you will either end up with a static IP address or a dynamic IP address. What’s the difference between the two? Here’s what that means.…

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Overview of Dynamic Host Configuration Protocol (DHCP) for Beginners

DHCP: The Networking Protocol That the Gives You an IP Address

As long as you’re learning about your IP address, you should learn a little about something called DHCP—which stands for Dynamic Host Configuration Protocol. Why bother? Because it has a direct impact on millions of IP addresses, most likely including yours. DHCP is at the heart of assigning you (and everyone) their IP address. The…

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What is DD-WRT?

What is DD-WRT?

DD-WRT is a Linux-based firmware project developed to enhance the performance and features of wireless Internet routers. Launched in 2005, DD-WRT is one of the most popular alternative router firmwares due to its longevity of existence and support for a large array of devices. As of now, DD-WRT has builds for leading routers from top…

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What are Data Packets?

When you send an email, read a news story on your computer or shop online, you’re sending information and getting information digitally, or electronically. It make look like you’re sending a whole photo of your new poodle to Aunt Jane and Uncle Louie across country, but it’s actually a collection of electronic data, in small…

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What You Need to Know About Ports

Most people look at a computer and see it as a machine that you operate with a keyboard and mouse and that connects to a monitor and printer. What most of us overlook is that the computer is the brains of the outfit and the other parts—the printer, modem, keyboard, etc.—are simply connected to the…

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How do I change my MAC address?

Although physical MAC (Media Access Control) addresses are permanent by design, several mechanisms allow modification, or “spoofing”, of the MAC address that is reported by the operating system. This can be useful for privacy reasons, for instance when connecting to a Wi-Fi hotspot, or to ensure interoperability. Some internet service providers bind their service to…

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What is a Cable/DSL Modem?

First of all, you need to understand what a broadband connection is and how it works. According to Dictionary.com, broadband is “a high-speed, high-capacity transmission medium that can carry signals from multiple independent network carriers. This is done on a single coaxial or fiber-optic cable by establishing different bandwidth channels. Broadband technology can support a…

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