A five-year-old Coldcard firmware bug let an attacker guess bitcoin seed phrases and drain 1,816 BTC from 5,200 addresses.

A security vulnerability in the cryptocurrency hardware wallet Coldcard is allowing hackers to drain the crypto from victims’ ...

Whether or not the CLARITY Act becomes law, cryptos have a problem protecting assets, and that problem is not going away.

A flaw in Coldcard wallets cost Bitcoin holders more than $100 million—and reopened an old fight about whether you can trust ...

Greenlight is a kids’ debit card and investing app. It allows adults to set up accounts for their children and control where and how they shop, as well as automate allowances and manage savings goals.

Security experts have warned that an ongoing WhatsApp attack campaign doesn’t require your password to access your account.

ZDNET's recommendations are based on many hours of testing, research, and comparison shopping. We gather data from the best ...

The upshot of the company’s legal broadside is that former Apple employees can’t leverage what they learned at Apple. In 2026, that is as absurd as it is unenforceable. Mass layoffs, AI anxiety, and ...

Ledger's Charles Guillemet says the Coldcard exploit underscores why certified hardware randomness matters—and why AI is ...

VPNs are vital cybersecurity tools, but using them for online banking can trigger instant fraud alerts, leaving your accounts frozen.