Digital vaccination passports are here
Some countries will require proof that you’ve been vaccinated against Covid-19 before letting you travel or go to public places. Will privacy be sacrificed?
All in your head: Creating a Bitcoin ‘brainwallet’ with Diceware
Learn how to generate a list of random, secure words to store Bitcoin in your brain. Lexie says it’s as easy as rolling dice!
Venmo, Cash App, and PayPal scams: How to stay safe
Venmo, Cash App, and PayPal are popular payment methods. Here’s how to stay protected from scams while using them.
Link tax: How countries are forcing Big Tech to pay for the news
Australia has become the first place where Google and Facebook pay for news on their platforms. Other countries want the same.
How to tell if your webcam has been hacked
Six ways to know if someone is watching you with your laptop’s camera.
Protecting power grids and water supplies from cyber attacks
Cybersecurity for public utilities is imperative—and daunting—but the potential consequences are too dire to ignore.
Is your VPN working? Here’s how to test it
Test your VPN for leaks to confirm that it is working properly. Use free tools to make sure your privacy is protected.
What is Clubhouse, and should you download it?
By now, you’ve probably heard of the invite-only app Clubhouse. But what exactly does the app do, and how safe is it?
These mood trackers log your voice, skin, brain waves, and more
A new wave of mental-health wearable devices detect distress in your body. Would you wear them?
Data ethics: When your public images are used for profit
If you post a picture or personal information publicly online, companies (or anyone else) could use it to build a database without your consent. Is it legal—and ethical?
