We explain what you need to know about screen refresh rates for smartphones, TVs, and monitors.
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WhatsApp Fixes Its Biggest Encryption Loophole

The ubiquitous messaging service will add end-to-end encryption to backups, keeping your chats safe no matter whose cloud they’re stored in.
What Apple Can Do Next to Fight Child Sexual Abuse

The fallout from the company’s recent proposal has created a new opportunity to fix how it roots out abusive material across its devices.
The 30 Best Labor Day Sales on Our Favorite Gear
TVs, smart bulbs, running socks, and more WIRED-Recommended products are discounted this weekend.
Apple Backs Down on Its Controversial Photo-Scanning Plans

A sustained backlash against a new system to look for child sexual abuse materials on user devices has led the company to hit pause.
California Man Stole 620,000 iCloud Photos in Search of Nudes

Plus: The T-Mobile hacker, another big bad Microsoft bug, and more of the week’s top security news.
The Stealthy iPhone Hacks That Apple Still Can’t Stop

After another “zero-click” attack, security experts say it’s time for more extreme measures to keep iMessage users safe.
