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General Topics

What is Encryption?

Every once in a while you’ll read something about computer data that’s sent over the Internet being “encrypted,” which is a good thing, we assume. But what exactly does that mean, and more importantly, what in the world does encryption do? Well, to start with, encrypting data is very important because it can help prevent…

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Computer Viruses - 8 Ways to Avoid Them

How Computer Viruses Travel by Email

Most people are trusting types, and they also don’t expect to be tricked by others…and those two reasons are precisely why a lot of people actually do get tricked into spreading computer viruses. One way computer viruses find their way onto computers is through emails or, specifically, attachments that are sent with an email. A…

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How do I Find my Email Headers?

What is an Email Header?

An email consists of three vital components: the envelope, the header(s), and the body of the message. The envelope is something that an email user will never see since it is part of the internal process by which an email is routed. The body is the part that we always see as it is the…

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Email Basics

Email Basics: It’s All Connected to Our IP Addresses

Do you know anyone who doesn’t use email? It’s not likely. Email is as common as having a telephone for just about all of us. There are about two billion email users around the world. In 2012, Google said it had 425 million email users worldwide, and Microsoft said it had more than 360 million…

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What is the Domain Name System (DNS)?

DNS: The Magic that Translates Website Names into IP Addresses

Every time you visit a website, you are interacting with the largest distributed database in the world. This massive database is collectively known as the DNS, or the Domain Name System. Without it, the Internet as we know it would be unable to function. The work that the DNS does happens so seamlessly and instantaneously…

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What is Dial-up Internet Service?

Dialup internet service is a service that allows connectivity to the internet through a standard telephone line. By connecting the telephone line to the modem in your computer and inserting the other end into the phone jack, and configuring the computer to dial a specific number provided by your internet service provider (ISP) you are…

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The Basics of Cryptography and Digital Certificates

If you think about it, it takes a great deal of trust, even courage, to go on the Internet, especially if you’re sending credit card information, personal history, medical information and more. On its own, the network is simply a highway for data—a super highway, as it’s always been called. But on its own, it…

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Corporate Connections

Connecting Like the Big Boys As many working adults have learned, the technology and resources available at work are usually different—and more substantial—than what most of us have at home. That only makes sense. At home, the largest network we have is usually a few family members. At work, a network might have to accommodate…

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