…Someday — maybe in five, 10 or 20 years — mega-powerful computing systems that harness the very weird properties of quantum mechanics could achieve the unthinkable, and obliterate the current methods of encryption that the internet depends on for security…

…Software will be updated on an epic scale to accommodate new methods of quantum-resistant cryptography that are being advanced by the government and researchers… 

…It’s inevitable that we’ll see a large number of security vulnerabilities unintentionally introduced into software as the process plays out, said Jonathan Katz, a cryptography expert and IEEE member…

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