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Dennis Sellers

Dennis Sellers
508 posts
Contributing Author
Dennis has over 40 years of journalism experience and has written hundreds of articles. For the past 20-plus years, he's been an online journalist, covering mainly Apple Inc. He's written for MacCentral, MacWorld, MacMinute, Macsimum News, Apple Daily Report, and is now contributing editor at Apple World Today.

‘Thunderclap’ Vulnerabilities Can Attack a Mac’s Memory

As has been widely reported, vulnerabilities in the Thunderbolt interface have been disclosed by security researchers.    “Thunderclap", as it is known, is a set of vulnerabilities that take advantage of issues with the way Thunderbolt operates and allows a device connecting...

macOS 101: How to Use Tabs in macOS Safari

Mac’s Safari web browser has a convenient feature: allowing you to use tabs for webpages. The advantage of tabs is that they allow you to keep multiple websites open and easily at hand without cluttering up your screen with a...

More Shortcuts, Time Savers for Spotlight in macOS

Apple's search tool, Spotlight, is a great tool for finding files on your Mac and looking up news, sports, weather, and other data online. It supports advanced syntax, Wikipedia, words definitions, and more. You can open it by clicking the...

Mac Safari Browser

Ensuring Privacy When Using the Mac Safari browser

You can remove all records that macOS's Safari keeps of where you’ve browsed during a period of time if you wish. If your Mac and your other devices have Safari turned on in iCloud preferences, your browsing history is removed...

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