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DoS (Denial of Service) and DDoS (Distributed Denial of Service) attacks are becoming increasingly common and potent. Denial of Service attacks come in many forms, but share a common purpose: stopping users from accessing a resource, whether it’s a web page, email, the phone network, or something else entirely. Let’s look at the most common types of attacks against web targets, and how DoS can become DDoS.

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You love technology, but not everyone does. For many people computers are confusing, even scary. Malevolent actors know this, and try to deliberately trick people online. From ads that look like download buttons to ransomware pop-ups, the web is full of deception-based design, intended to take advantage of the less technically inclined.

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Newer isn’t always better, and the wget command is proof. First released back in 1996, this application is still one of the best download managers on the planet. Whether you want to download a single file, an entire folder, or even mirror an entire website, wget lets you do it with just a few keystrokes.

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It’s that shop-til-you-drop time of year again, and retailers have already spent most of November with teaser sales and ads for Black Friday and Cyber Monday. Here’s how to score the best deals and avoid getting ripped off.

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Phone call scams are too common. But they’re easier to spot than you might think. If someone calls you and claims to be from the IRS, your bank, Microsoft, or any other company or government agency, it’s probably a scam. Companies and government agencies will almost never call you out of nowhere.

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Want to leave Twitter behind? You can permanently delete your account, erasing all your tweets, followers, favorites, and other data. It will vanish from Twitter almost immediately, and will be fully wiped from Twitter’s servers in 30 days.

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If you have cellular service in the US, then there’s a good chance you’re on one of the big four carriers: AT&T, Verizon, Sprint, or T-Mobile. But what if I told you that you could save a significant amount of money without sacrificing coverage by switching to a smaller carrier with the same great service?

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If you want the latest Kindle features right this second (or you missed a past update), the best way to get an immediate update for your Kindle is to do it manually. Read on as we show you how to easily update your Kindle.

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Modern robocalls aren’t just telemarketers trying to sell you something. They’re often scammers trying to trick you into parting with your money or identity information. So how do you stop them from coming in?

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Product keys are becoming less and less common these days, but if you have a piece of software on your computer—and can’t find its product key—this simple program can help you extract it.

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LED bulbs are bit a more expensive than other types of light bulbs, but they claim to last a lot longer. But do LED bulbs actually last the 10 years that many manufacturers claim?

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Mozilla Firefox uses a Firefox account to sync your passwords, bookmarks, and other browsing data between devices. If you’re leaving Firefox behind, you may want to delete your account to remove all your personal data from Firefox’s servers.

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The Windows 10 taskbar works much like previous Windows versions, offering shortcuts and icons for every running app. Windows 10 offers all kinds of ways to customize the taskbar to your liking, and we’re here to guide you through what you can do.

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Before you do anything, run a speed test to see how your internet is performing. Some connections are just too slow to play videos at high quality settings without buffering.

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It’s so easy to find interesting things to read online, but it’s tricky to find the time to read them. Fortunately it’s a snap to send all those great articles to your Kindle so you can read them at a convenient time.

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Plenty of Mac users grew up with DOS machines, and as such have fond memories of playing classic DOS games. Maybe you’ve even got some old CDs in a drawer somewhere. But your Mac won’t run old games like that out of the box.

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With Yahoo suffering massive data breaches and selling itself to Verizon, you may want to delete that old Yahoo account. If you still have important data in your account, you can download much of it before you delete it, too.

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Companies are making it harder and harder to actually get a human being who can help you solve a problem. Call them, and you’ll often end up in a phone tree, asked to enter number after number or speak your issue for an automated system.

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Apple has made quite the splash with their new MacBook Pros. While the Touch Bar may have garnered the most attention, it’s what Apple removed from their top-of-the-line laptop that has people talking. Namely: ports.

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Until recently, Windows 10 store games could only be played when connected to the internet. Microsoft has thankfully changed this, but as usual, they had to make things complicated: You can only have one “designated offline device” at a time.

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Portraits are one of the most powerful kinds of photographs. A great portrait can last for decades, memorializing a person’s entire life, or just a single instant. The difference between a snapshot and a good portrait is more narrow than you’d think. It just requires a little bit of thought.

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Feel like you forgot to log out of Gmail on your friend’s computer? Google makes it easy to see all the devices—laptop, phone, tablet, and otherwise—logged into your Google account. You can view both a list of IP addresses that have accessed it, and a list of devices that have actively used your account in the last 28 days.

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When you get an error saying that Windows could not find a particular DLL file, it can be awfully tempting to download the file from one of the many DLL sites out there. Here’s why you shouldn’t.

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Once a concern that was the province of the paranoid, years worth of reports and revelations have made it readily apparent that people really can spy on you through your webcam. Here’s why you should disable or cover yours.

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Out of all your online accounts, there’s a good chance that Google holds most of your information. Think about it: if you use Gmail for email, Chrome for web browsing, and Android for your mobile OS, then you’re already using Google for almost everything you do.

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