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The race is on to build the world’s first reliable and truly useful quantum computer, and the finish line is closer than you might think – we might even reach it this decade. It’s an exciting prospect, particularly as these super-powerful machines offer huge potential to almost every industry, from drug development to electric-vehicle battery design.
But quantum computers also pose a big security problem. With exponentially higher processing power, they will be able to smash through the public-key encryption standards widely relied on today, threatening the security of all digital information and communication.