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Definition
3 min What Is a Password Manager?

Putting all your passwords in one place feels dangerous, so people resist it. Here's why the opposite is true, and why the habit it replaces is the most common way people get hacked.

3 min
Definition
3 min What Is an ISP?

You pay one every month but might come up short explaining it. It's the company that pipes the internet to your door, like a utility, with one twist the water company doesn't share.

3 min
Definition
3 min What Is Wi-Fi?

People say Wi-Fi when they mean the internet. A working signal can still leave a page frozen. Wi-Fi is only the last wireless hop, and its history has a funny reversal in it.

3 min
Definition
3 min Modem vs. Router

People blame 'the router' for everything, but there are two jobs happening between your home and the internet. Knowing which is which tells you what to unplug when things go dark.

3 min
Definition
2 min What Is Latency (Lag)?

Everyone blames lag on 'slow internet,' but latency isn't about how much can travel at once. It's about how long the trip takes, and that's a different problem with different fixes.

2 min
Definition
3 min What Is Bandwidth?

Your internet plan is sold as one big number, and people read it as pure speed. It's really the width of the road, and that changes what actually slows you down.

3 min
Definition
3 min What Is a Cookie?

The word is friendly and nobody worries about them, but every privacy pop-up you've clicked through was about cookies. Some remember you for your benefit. Some for someone else's.

3 min
Definition
3 min Browser vs. Search Engine

One is the car, the other is the GPS. Telling them apart untangles a very common mix-up between finding a site and getting to it.

3 min
Definition
3 min What Is a Browser?

Most people know it as 'the thing I click to get online,' and blur it with the search box and the internet itself. Pulling the three apart fixes a lot of frustration.

3 min
Definition
3 min What Is HTTPS (and That Little Padlock)?

You've been told to look for the padlock. It's worth doing, but it promises far less than most people think, and scammers are counting on the confusion.

3 min
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