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Cyberrisks to U.S. electric grid a matter of timing | Security & Privacy - CNET News: "Two companies, Open Access Technology International (OATI) and GlobalSign, which are authorized by the NAESB to issue digital certificates to the industry, argue that a 30-year expiration for digital certificates is fine."
30 years seems like a very long time! RSA was only invented 35 years ago! Is it save to use the same key when RSA is twice as old as now? With computing power doubling every 18 months, in 30 years computers will be 1 million times as powerful!
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