TextEdit flaw could have let hackers create malicious TXT files

A flaw in macOS TextEdit could have let attackers create malicious TXT files — files that could have led to DOS attacks, IP leaks, and more.

Facebook data breach exposes details of 500 million users

A Facebook data breach has exposed the personal information of more than 500 million users. In this article: Details | Impact | Staying Safe

STIR/SHAKEN hits milestone in fight to stop caller ID spoofing

How do we stop caller ID spoofing? This article shows how spoofing works, how STIR/SHAKEN helps, and why you shouldn’t let your guard down!

XcodeSpy Mac Malware Targets Developers

XcodeSpy is macOS malware that can install a persistent backdoor on a Mac. In this article, we’ll explain what it is, how it works, and how you can detect it!

Is the Clubhouse iOS app safe to use?

Is the Clubhouse iOS app safe? We’ll talk about what Clubhouse is, the app’s security and privacy issues, and how to use it more safely.

What to do before you sell your Mac: a step-by-step guide

Planning to sell your Mac? This guide shows you how to make sure you aren’t exposing your private data to the new owner!

Security camera hack exposes thousands of video feeds

A security camera hack has exposed thousands of video feeds. This article has background, analysis, and tips for home security camera safety.

4 tax scams to watch out for in 2021

In 2021, U.S. taxpayers should be on the lookout for these 4 tax scams. This article explains how they work, and how to keep yourself safe!

Checklist 220: Malware and the M1 with Patrick Wardle

This week on the Checklist, security researcher Patrick Wardle joins us to discuss the new Silver Sparrow malware variant.

Checklist 219: Teaching Tomorrow’s Cybersecurity Pros with Robert Speciale

This week on The Checklist, we talk with award-winning educator Robert Speciale, whose innovative program is teaching cybersecurity to high school students

North Dakota law could change the iPhone in a big way

A proposed North Dakota law could force Apple and Google to allow alternative app stores and payment systems on their platforms, potentially ending Apple’s tight control over iPhone apps and sparking major changes in the mobile app market.

Hacker breaches water treatment plant in Florida, tampers with chemical safety settings

Last week, someone breached the computer system of a water treatment plant in Florida. According to public officials, the hacker tampered with critical safety settings, making changes that could have released toxic chemicals into the water supply.

The Oldsmar water treatment plant hack

The incident occured in the city of Oldsmar, Florida, a small municipality (pop. 14,000) just outside of Tampa. According to a press release issued by the Pinellas County Sheriff’s Office, an unidentified hacker accessed the City of Oldsmar’s computer system twice on February 5.

The first intrusion was brief, and …