Leading US technology companies – including Apple, Google and Facebook – have called on Washington to stop spy agencies collecting huge amounts of telephone and internet data, and to limit the powers that compel them to hand over such information.
The unusual joint letter puts the companies on a collision course with the US intelligence establishment which is pushing Barack Obama to maintain access to bulk records, known as metadata, to track alleged terrorists across the globe.
The letter – signed by Apple, Google, Microsoft, Yahoo, AOL, LinkedIn, Facebook and Twitter – sets out a series of principles to which, the companies say, governments should adhere.
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