Don't-Miss Security Stories

Why You Lost Your Windows 10 Product Key

Goodbye, product key; hello, digital license. Learn more about the changes here.

Install Windows 10 with privacy settings

The Express settings option will make your installation go faster, but you might inadvertently agree to conditions you wouldn't choose for yourself.

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How far back Time Machine archives can migrate to new versions

A reader wants to know whether a Snow Leopard Time Machine backup can migrate to a new OS X installation.

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Tune up your two-step Recovery Key

An acquaintance recently lost access permanently to his Apple ID, but you can take action to prevent that.

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How to erase a Mac that seems to lack erasure options

A reader wants to wipe her Mac before getting rid of it, but she doesn't see a clear way to do so.

How to remove your Windows 10 password

Windows 10 wants you to enter your password all the time. You can remove your password, or reduce how often you have to enter one, but there are security risks to doing so.

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Should two-factor authentication let me verify via a single device?

A reader wonders if something's wrong, because Apple's second-factor system lets him approve a connection from a seemingly odd place.

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How to change your passwords automatically with Dashlane and LastPass

It's a pain to change your passwords manually. These two password managers make it easier by doing it for you.

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Online privacy: 3 ways to ward off cyber criminals and snoops

Keep yourself safe with these online security tips, from anonymous browsing to hiding your digital tracks.

on pcworld.com

Use Timed Access Control to restrict when devices can connect to your Apple base station Wi-Fi

Your AirPort Extreme and Time Capsule can block certain devices at certain times of day, based on the device's MAC address. Here's how to set it up.

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How to migrate browser-stored passwords to a password app

Having heard a lot about transitioning to a password-storing app, a reader wonders about the ease of shifting already-set passwords.