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A vulnerability in Log4j, a humble but widespread piece of software, has put millions of computers at risk. SOPA Images/LightRocket via Getty Images

What is Log4j? A cybersecurity expert explains the latest internet vulnerability, how bad it is and what’s at stake

Log4Shell is the latest hacker exploit rocking the internet, and it’s arguably the worst yet. The vulnerability is in an obscure piece of software used on millions of computers.
They’re small and well-connected, but how safe are ‘internet of things’ devices? BeeBright/Shutterstock.com

The quiet threat inside ‘internet of things’ devices

As the number of ‘internet of things’ devices expands rapidly, so do security vulnerabilities to homes, businesses, governments and the internet as as whole.
What’s the best way to secure a world of connected objects? Wilgengebroed

Using blockchain to secure the ‘internet of things’

More connected devices means more vulnerability to cyberattacks. Is there a cheap, easy and secure way to protect the internet and the world?
Servers hosting your favorite websites may be subject to denial-of-service attacks. Visualhunt

When the Internet goes down

The Internet provides us with many services thanks to sites hosted by servers. These may be the victims of denial-of-service attacks that paralyze the entire server.
Don’t click on links and you’ll be alright. Atlaspix

Media shock stories about GameOver Zeus are not helpful

We need to watch out for headlines like the ones earlier this week warning that people had two weeks to protect themselves from a “powerful computer attack”. It can end up scaring people who have little…

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