Glenn FleishmanSenior Contributor, Macworld

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Glenn Fleishman is the author of A Practical Guide to Networking and Security in iOS 8, and a senior contributor to Macworld, where he writes the Private I and Mac 911 columns. He is also a regular contributor to the Economist, Fast Company, and Boing Boing.

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What lies beneath: What you need to know about content blockers in iOS 9 Safari

Call them content filters or ad blockers, iOS 9's ability to plug apps into Safari that handle how items are retrieved on web pages will change the way we mobile surf.

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How to find Photos' image files in the Finder

Where does Photos for OS X stash pictures?

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Stop ad injections with HTTPS connections or a VPN

You already knew that secure web connections prevent snooping by criminals and others on points between you and a server. But they also keep networks from injecting advertising.

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Podcast 471: The iOS 9 content-blocking reckoning is coming

Glenn's testing a few early iOS 9 content blockers, and already the difference is staggering.

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Ashley Madison disclosure shows paper-thin privacy

The membership data for a site that advertised itself as catering to cheating married people has been disclosed, shredding some last vestige of online confidentiality.

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How to delete images from Photos

Readers ask about how to clear out space used by multimedia in the Photos app through deletion and optimization.

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Podcast 470: Binging on Apple TV rumors

We are so ready for a new Apple TV.

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Hello, Mac 911? Troubleshooting Continuity calls between Mac and iPhone

Readers are having trouble with Apple's Continuity configuration and consistency for phone calls.

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PowerPhotos review: Take better control of your photo library in Photos for OS X

Photos for OS X is a big leap forward from iPhoto, but it's missing several transition and regular-usage features that PowerPhotos brings to the table.

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How T-Mobile's pricing is pushing AT&T and Verizon in a race to the bottom

In the wake of T-Mobile's aggressive, expansive plans, AT&T is the latest carrier to blink. But wait: Prices will drop much more.

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A slice of Apple: How many old Apple devices can't get security updates?

There's an increasing gap in the security and integrity of iOS devices running iOS 7 and before, but also a constantly shrinking quantity of such hardware.

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More Photos Q&A: Dealing with limitations in multiple libraries, smart albums, and more

Readers (still!) have (many, many!) questions about several features in Photos for OS X.

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How to connect an Apple Display to a USB-C MacBook

A reader asks if the Cinema Display or the Thunderbolt Display can be connected via USB-C.

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Podcast 469: Of ice cream and Apple Pay

This week's podcast is a sprinkling of follow-up and news, like the jimmies Susie can now get on her Apple Pay ice cream from Rite Aid.

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How to be sure Photos for Mac stores full-resolution images

Photos for OS X when coupled with iCloud Photo Library means you're not sure where high-resolution images live for purposes of local backups.