Chainalysis said crypto thefts during the first half of 2025 were at record levels, thanks in large part to a single breach at a major crypto exchange.

The U.K. National Crime Agency said the suspects are in custody in relation to the hacks targeting Marks & Spencer, Harrods, and the Co-op.

These carrier security settings can prevent your phone number from being hijacked or stolen.

Accused hacker and Chinese national Xu Zewei was arrested in Italy at the request of U.S. prosecutors.

The fresh wave of attacks targeting airlines comes soon after the hackers hit the U.K. retail sector and the insurance industry.

The retail giant described the food shortages as "temporary supply challenges" following the cyberattack at its primary distributor, UNFI.

Prosecutors say the hacker stole information on 60 million students, an incident that matches the data breach at PowerSchool.

Schools in Toronto and North Carolina are reporting extortion attempts.

This glossary includes the most common terms and expressions TechCrunch uses in our security reporting, and explanations of how — and why — we use them.

Connecticut's largest healthcare provider said it was hit by ransomware in March.

The health insurance giant is notifying at least 4.7 million patients of the security lapse.

Haugh’s firing has seemingly caught senior lawmakers by surprise