Glenn FleishmanSenior Contributor, Macworld

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Glenn Fleishman is the author of dozens of books, including his newly released A Practical Guide to Networking, Privacy, and Security in iOS 10, a book that has information and step-by-step advice on connecting to and managing networks, and securing your data and your privacy. He's a senior contributor to Macworld, where he writes the Private I and Mac 911 columns and hosts the Macworld podcast, and contributes regularly to many periodicals.

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CalDigit USB-C Dock review: A full-featured USB-C dock with both DisplayPort and HDMI ports

This $150 dock is the most complete option to date for MacBook and MacBook Pro owners.

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Beware the bulgy battery: lithium-ion batteries removed from laptops can still be dangerous

If a lithium-ion battery has overheated, smells, or has distended, take immediate steps for your safety.

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How to make Facebook and Twitter more pleasant in difficult times

Control who gets access to your posts by employing the mute and block tools, as well as strategic list-making, on Facebook and Twitter.

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Podcast 544: Unpacking Apple’s position on immigration

Tim Cook reminded Apple employees as well as the Trump administration that the company wouldn’t exist without immigration.

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A reminder to iCloud users: Mail Drop attachments expire and disappear

It's a way for iCloud Mail users to send large files, but remember, they won't stay on file for very long.

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Should you look for an alternative to Apple’s AirPlay?

It sure feels like Apple is getting ready to to discontinue the streaming technology.

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How to choose the best Wi-Fi replacement for your Apple AirPort routers

Amid uncertainty about Apple's plans for its Wi-Fi routers, what other options work best for Mac, iPhone, and iPad owners?

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Podcast 543: What’s up with WhatsApp

Security is still on our minds. Well, that and juicy iPhone 8 rumors.

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How to be sure a drive has ejected from a Mac

macOS has several ways to properly eject a storage device.

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Putting teeth into enforcing Internet of Things security, but for how long?

The FTC has filed a complaint based on some of the security practices (and alleged lack thereof) by D-Link.

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Meitu's photo-effects app tracks users without disclosing enough

It's not malware, but the long-popular Chinese app's U.S. breakout moment was marred by a lack of disclosure and leftover code. Its maker promises to improve.

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A drive and a partition: How to understand the difference when erasing Mac disks

When you want to format a hard drive, it helps to know the difference between a partition and a drive.

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Podcast 542: They’re always listening

Guest Jonathan Zdziarski talks about how to secure your data and communications in iOS and macOS.

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The backdoor that never was, and how to improve your security with WhatsApp

A Guardian report says WhatsApp has a backdoor that could allow messages to be intercepted by unwanted parties. That’s not accurate.

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How to stop macOS Photos from re-uploading all your images and videos

The spoiler: there’s no way to force iCloud Photo Library to recognize existing media, but you can pause or stop the uploads.