Glenn Fleishman

Senior Contributor

Glenn Fleishman is the author of dozens of books. His most recent, updated for iOS 14, iPadOS 14, and Big Sur, are Take Control of iOS and iPadOS Privacy and Security, Take Control of Your Apple ID, Second Edition, and Take Control of Wireless Networking and Security. He’s a senior contributor to Macworld, where he writes Mac 911.


Making sense of 3G speeds

Macworld.com – Reports abound that the iPhone 3G isn't living up to its family name: it may be an iPhone, but ordinary owners, reporters, and pundits are saying that in regular usage its actual speed is far below the potential 700...

The DNS vulnerability: What you should know and do

Macworld.com – On July 31, 2008, Apple released an overdue patch for a major vulnerability in the way Mac OS X Server handles turning the names in Web sites and e-mail addresses into the numeric addresses used for connections. The...

The Portable Office: The best way to get online

Macworld.com – For many of us who travel and want to get online from the road, Wi-Fi hotspots alone just don't cut it. There aren't enough of them, they aren't always available where you want them, and they can be a security...

Securing your iPhone 2.0

Macworld.com – The iPhone 2.0 software update released earlier this month offers some dramatic improvements from earlier versions in security management for corporate users. But even these welcome changes aren't enough to make the...

Mac (in)security: How to secure Macs in business

That happy and carefree home where the Macintoshes roam, where the malware and viruses do not play? Sorry, but your passport has been revoked. Business users need to pay close attention to six critical Mac security issues.

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