The US National Secutiry Agency (NSA) has knew about the Heartbleed bug for at least two years before it was revealed, according to Bloomberg.
One person 'familiar with the matter' told the news agency that the NSA preferred to keep the bug secret in order to harvest the private data the flaw exposed.
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Ms Swinson made the campaign as she took part in a tennis training session during a campaign visit to Reading.
Tourists and shoppers faced closed subway lines around Paris and near-empty railway stations as protests against pension reforms continued.
After a milder start to the weekend - temperatures slide tomorrow