What Is nsurlstoraged, and Why Is It Running on my Mac?

You’re browsing the applications running using Activity Monitor when you notice something you don’t recognize: nsurlstoraged. What is this, you might be wondering, and why is it using network and CPU resources? First, don’t panic: this is part of macOS.

How to Reset the DNS Cache on macOS

If you work on websites, you’ll occasionally need to reset your computer’s DNS cache, particularly after editing records or changing hosts. While flushing the DNS cache on Windows is easy with a dedicated command, Mac users have to use a bit of a workaround.

Is Apple Even Paying Attention To macOS Security Anymore?

A new Mac security flaw lets you type literally any username and password in order to unlock the Mac App Store panel in System Preferences. It’s probably not a big deal practically speaking—the panel is unlocked by default—but the fact that this issue exists at all is a worrying reminder that Apple isn’t prioritizing security like they used to.

How to Clear Your MacBook’s Touch Bar and Secure Enclave Data

Planning on selling or giving away your MacBook Pro with a Touch Bar? Even if you wipe your Mac and reinstall macOS from scratch, it won’t remove everything: information about your fingerprints and other security features are stored separately, and may remain after your wipe your hard drive.

How Secure Are Mesh Wi-Fi Networks?

You’re considering a mesh Wi-Fi network, because you’re sick of that one spot in your house not getting any reception. But does the convenience of these systems come with the same security as other routers?

What Is coreauthd, and Why Is It Running on my Mac?

You’re looking through Activity Monitor to see what’s running on your Mac, when you notice something unfamilar: coreauthd. What is this process? First of all, it’s part of macOS, so don’t worry about it being nefarious. But here’s a quick look at what it does.