Gatekeeper
![](https://cdn.mos.cms.futurecdn.net/TmNsvgQxqCCiUas9hhExQR.jpg)
Gatekeeper is Apple's first line of defense against Mac malware and adware. It forces the operating system to check for the presence of a signed digital certificate proving the app developer's credentials.
Latest about Gatekeeper
![password settings on iPhone](https://cdn.mos.cms.futurecdn.net/rUQbpPVAGysdrcjkJEsPDg-320-80.jpeg)
How to look up your accounts and passwords on iPhone and iPad
By Joseph Keller last updated
Looking for your accounts and passwords on your iPhone or iPad? Here's where to find them!
![macOS](https://cdn.mos.cms.futurecdn.net/ExJABqnB5TB7kzeGMchKdG-320-80.jpeg)
How to open apps from unidentified developers on Mac
By Bryan M Wolfe published
Developers and other savvy Mac users might want to use this workaround to bypass Gatekeeper in macOS.
![Iphone 12 Pro Max Blue Hero](https://cdn.mos.cms.futurecdn.net/roMJoQkU8xec7Kp6ZBDYtP-320-80.jpeg)
Apple changed how two-factor authentication SMS codes look for better security
By Oliver Haslam published
Apple has made a change to the way two-factor authentication SMS messages look in an attempt to help boost security.
![Apple iPhone 6](https://cdn.mos.cms.futurecdn.net/LmY2iL4Zz2Xu6ACxoAp9U8-320-80.jpg)
NSO Group's Pegasus spyware used to spy on El Salvador journalists and activists
By Oliver Haslam published
The infamous NSO Group's spyware app, Pegasus, has been found to have been used to hack into devices owned by journalists and activists in El Salvador, according to a new report.
![iPhone X passcode screen](https://cdn.mos.cms.futurecdn.net/5ZmrJQxt35JehqW2KfcqXV-320-80.jpg)
Apple, others to discuss software security concerns during White House visit
By Oliver Haslam published
Apple is one of multiple tech companies that will be involved in security discussions at the White House following a year that saw multiple high-profile cyberattacks across the United States.
![Macos Big Sur Preview Rene Login Hero](https://cdn.mos.cms.futurecdn.net/ewuRzYaB3GCsCKggRNsE2b-320-80.jpg)
Pareto Security checks your Mac's settings for potential attack vectors
By Oliver Haslam published
![iPhone X passcode screen](https://cdn.mos.cms.futurecdn.net/5ZmrJQxt35JehqW2KfcqXV-320-80.jpg)
Here's how Apple will warn you if you're under state-sponsored spyware attack
By Oliver Haslam published
![iPhone X passcode screen](https://cdn.mos.cms.futurecdn.net/5ZmrJQxt35JehqW2KfcqXV-320-80.jpg)
iPhone thieves are using this trick to disable Find My on stolen devices
By Oliver Haslam published
People stealing iPhones is nothing new, but this new scam disables Find My so the iPhone can be erased with ease.
![iPhone X passcode screen](https://cdn.mos.cms.futurecdn.net/5ZmrJQxt35JehqW2KfcqXV-320-80.jpg)
Pegasus spyware maker NSO added to Entity List as a national security threat
By Oliver Haslam published
NSO, the company behind the Pegasus spyware, has been added to the US Entity List over national security concerns.
![Facebook](https://cdn.mos.cms.futurecdn.net/jHEHvnbkcRNRxmVRTCub3E-320-80.jpg)
How to set up two-factor authentication for Facebook
By Christine Chan published
Protect your Facebook account from potential hacks with the company's two-factor authentication system. Here's how to get it set up.
![Whatsapp Group Message on iPhone X](https://cdn.mos.cms.futurecdn.net/Nx3ZE66M58jKA9ygwPYzQY-320-80.jpeg)
WhatsApp adds end-to-end encryption to chat backups, no matter where they're stored
By Oliver Haslam published
WhatsApp has added an option to enable end-to-end encryption on chat backups whether they're saved in iCloud or elsewhere.
![Iphone 12 Pro Ios 15 Notifications](https://cdn.mos.cms.futurecdn.net/wQzHXiBbeZPgpoWnPBtSLB-320-80.jpg)
iOS 15.0.2 fixes a zero-day vulnerability but Apple hasn't given credit to the researcher who found it
By Oliver Haslam published
Apple's recent iOS 15.0.2 update has fixed a reported zero-day vulnerability but it hasn't given them credit for their work.
![Iphone 11 Pro Mint Mobile Hero](https://cdn.mos.cms.futurecdn.net/WBaDNpzcHouhsQNSe7dJXK-320-80.jpg)
T-Mobile confirms someone accessed its servers, unsure any personal data was stolen
By Oliver Haslam published
Following the news that T-Mobile was the victim of a data breach that saw personal data appear on the black market, the carrier has now released a statement
![Iphone 11 Pro Mint Mobile Hero](https://cdn.mos.cms.futurecdn.net/WBaDNpzcHouhsQNSe7dJXK-320-80.jpg)
T-Mobile checking claims 100 million people had their data stolen from its servers
By Oliver Haslam published
Carrier T-Mobile is investigating claims that 100 million people had their data stolen right off its servers after someone posted to a forum saying they had the information for sale.
![FileVault](https://cdn.mos.cms.futurecdn.net/UgnnHEiK4syvvi8i6E4A6X-320-80.jpeg)
How to protect your data with Mac encryption
By Bryan M Wolfe published
With built-in tools, you can use Mac encryption and better protect your most important content.
![iMazing on Mac](https://cdn.mos.cms.futurecdn.net/NsXpH8n8rZNGXVqLBWS8n9-320-80.jpg)
New iMazing update tells you whether your iPhone has Pegasus spyware
By Oliver Haslam published
There's been a lot of talk about the Pegasus spyware and now it's easier than ever to check whether your device is compromised.
![macOS Catalina](https://cdn.mos.cms.futurecdn.net/6ptkEZfrKZc25nHV3eJaTL-320-80.jpeg)
Apple releases security updates for macOS Mojave and macOS Catalina
By Joe Wituschek published
Apple has released a slew of security updates for users who are still using macOS Mojave and macOS Catalina.
![How to use widgets on your iPhone Home screen](https://cdn.mos.cms.futurecdn.net/ibrbJo45N7s5UWLUr7Ko44-320-80.jpeg)
Apple releases details of security fixes in iOS 14.7 and iPadOS 14.7
By Joe Wituschek published
Apple has published the full details of its security fixes that were released alongside iOS 14.7 earlier this week and iPadOS 14.7 earlier today.
![Ios 14 Hero Messages Mask](https://cdn.mos.cms.futurecdn.net/NaGke4NDidT6HScUYi8Tn5-320-80.jpg)
Gaping iOS 14.6 iMessage security flaw saw journalists' iPhones infected with spyware
By Oliver Haslam published
Journalists, activists, and other groups around the world have seen their iPhones infected with spyware without their knowledge — and without them having to tap a thing to initiate the download.
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