Wi-Fi Cards Expose Laptops to Hackers

Security researchers say they have found a flaw in WiFi drivers that could give hackers access to passwords, bank accounts and other sensitive information when the system isn't even connected to the Internet. David Maynor, senior researcher at network security firm SecureWorks, and fellow researcher Jon "Johnny Cache" Ellch said the problem is with the software built into wireless-networking hardware that allows it to communicate with a computer's operating system.

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