Security news

Security

Ransomware attacks drive majority of US health data breaches, analysis shows

A new study led by researchers from Michigan State University, Yale University and Johns Hopkins University reveals that ransomware attacks—which involve a hacker putting encryption controls into a file and then demanding ...

Security

M&S cyberattacks used a little-known but dangerous technique—and anyone could be vulnerable

The cyberattack that has targeted Marks & Spencer's (M&S) is the latest in a growing wave of cases involving something called sim-swap fraud. While the full technical details remain under investigation, a report in the Times ...

Computer Sciences

Quantum computers could crack the security codes used by satellites

Satellites are the invisible backbone of modern life. They guide airplanes, help us find our way with GPS, deliver TV and the internet, and even help emergency services respond to disasters. But a new kind of computer—quantum ...

Security

What lessons in cyber resilience can be learned from the UK high street attacks?

Dr. Patricia Esteve-Gonzalez from Oxford University's Global Cyber Security Capacity Center (GCSCC), Department of Computer Science, and Luna Rohland from the World Economic Forum Center for Cybersecurity, outline how organizations ...

Business

Decentralized finance is booming, and so are the security risks

When the first cryptocurrency, Bitcoin, was proposed in 2008, the goal was simple: to create a digital currency free from banks and governments. Over time, that idea evolved into something much bigger: "decentralized finance," ...

Security

Spy vs. spy: Researchers work to secure messaging

When you send a message through WhatsApp or iMessage, you might think only you and the recipient can read it. Thanks to end-to-end encryption (E2EE), that's usually true, but it's not the whole story, says Dr. Nitesh Saxena, ...

Security

Developing privacy-aware building automation

Researchers at the University of Tokyo developed a framework to enable decentralized artificial intelligence-based building automation with a focus on privacy. The system enables AI-powered devices like cameras and interfaces ...