Everything you need to know — and what you should do — about the computer chip security flaws

On Wednesday, a group of security experts revealed two security flaws that affect nearly all microprocessors, the digital brains of the world’s computers. These flaws, called Meltdown and Spectre, could allow hackers to lift passwords, photos, documents and other data from smartphones, PCs and the cloud computing services that many businesses rely on. Some of…

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