For a long time, the so-called Q-Day — the moment when quantum computers will be capable of breaking common encryption methods — was considered a problem of the distant future. Experts spoke of 2030, some even of 2035 or later. But now Google has significantly tightened the timeline: the technology giant has set itself a deadline of 2029 to migrate all of its authentication services to quantum-safe cryptography. An announcement that is making considerable waves in the security and cryptography

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