Cybersecurity

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Chinese researchers break RSA encryption with a quantum computer (www.csoonline.com)

submitted 1 day ago by BrikoX@lemmy.zip to c/cybersecurity@sh.itjust.works

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The research team, led by Wang Chao from Shanghai University, found that D-Wave’s quantum computers can optimize problem-solving in a way that makes it possible to attack encryption methods such as RSA.

Paper: http://cjc.ict.ac.cn/online/onlinepaper/wc-202458160402.pdf

Follow up to https://lemmy.ca/post/30853830

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[–] EmperorHenry@infosec.pub 1 points 18 hours ago

This is why perfect forward secrecy is mandatory even if you have quantum encryption on your VPN.

As for file storage, even if it's quantum resistant, we may see a time in the future where you need to periodically re-encrypt your files to keep them a little bit less in danger