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How the NSA can break trillions of encrypted Web and VPN connections

Posted by BernardSwiss on · Post a comment
Ars Technica; By Dan Goodin
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For years, privacy advocates have pushed developers of websites, virtual private network apps, and other cryptographic software to adopt the Diffie-Hellman cryptographic key exchange as a defense against surveillance from the US National Security Agency and other state-sponsored spies. Now, researchers are renewing their warning that a serious flaw in the way the key exchange is implemented is allowing the NSA to break and eavesdrop on trillions of encrypted connections.

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