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How To: Generate Private Encryption Keys with the Diffie-Hellman Key Exchange

When we are building programs that communicate over a network, how can we keep our data private? The last thing we want is some other lousy hacker sniffing our packets, so how do we stop them? The easy answer: encryption. However, this is a very wide-ranging answer. Today we're going to look specifically at how to encrypt data in Python with dynamically generated encryption keys using what is known as the Diffie-Hellman key exchange.

How To: Customize Your Apple TV's Name

Your Apple TV is just that — your Apple TV, which means you probably want to personalize it a bit, to make yours stand out from everybody else's. And the easiest way to do this is by renaming it. If you live in an apartment building, this will help differentiate your Apple TV from your neighbors' when trying to use AirPlay.

News: UK Government Invests $38 Million in Driverless Cars

With the British exit from the European Union looming, the UK is looking to the auto industry to help boost their economy and secure jobs through the upcoming years. Today, Business Secretary Greg Clark and Transport Minister John Hayes announced the government investment of $136.7 million (£109.7 million) across 38 different automobile projects, as a part of the Plan for Britain.

How To: Get iOS 10's New Wallpaper on Any Phone

In usual Apple fashion, there are new wallpapers to go along with their new operating systems, iOS 10 and macOS Sierra. The background that's included in iOS 10 for iPad, iPhone, and iPod touch is a crashing aqua-colored wave with land just below its surface, and macOS Sierra's is a razor-sharp mountain ridge from the Sierra Nevada mountain range in California.

News: 7 New Games Just Released for Chromecast

Now that Chromecast has taken the title of top-selling media streaming device and held onto it for well over a year, game developers absolutely have to take Google's $35 streaming stick seriously. As a result, we're starting to see big-time media and game companies throw their hats into the proverbial Chromecast ring, with new interactive offerings that pair your smartphone and your big screen in spectacular fashion.

How To: Change Font Size in Windows 10

Windows 10 runs on laptops, desktops, tablets, and even phones—but even though the operating system should scale accordingly, fonts and icons aren't always perfectly sized for every screen. Luckily, though, there's a handy new menu for adjusting the size of your screen's contents, which you can use to make everything bigger or smaller to match your preferences.

How To: Take Better Photos with Your Phone

It's truly amazing how far smartphone camera hardware has come in such a short period of time. It took roughly 5 years to advance the image processing capabilities from a pixelated mess to the crisp and clear photos we can take today. This reaches well beyond the megapixel spec race, since camera modules these days sport vastly improved optics, wider aperture, and even larger pixel sensors that capture more light.

News: Play Pac-Man Around the World in Google Maps

It's that time of year again. Each spring, Google likes to have a bit of fun with April Fool's Day. Pranks have ranged from a fake email printing service called Gmail Paper to a search engine for smells. It's all fun and games, but this year, they've taken that mantra rather seriously with a Pac-Man game baked right into Google Maps.