Machine learning systems are notorious for cheating, and there's a whole menagerie of ways that these systems achieve their notional goals while subverting their own purpose, with names like "model stealing, rewarding hacking and poisoning attacks."
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Last month a Japanese entertainer named Ena Matsuoka was attacked in front of her home in Tokyo. Her alleged attacker, an obsessed fan, was able to figure out where she lived by zooming in on a high resolution photo and identifying a bus stop reflected in her pupils. According to Asia One, the alleged attacker "even approximated the storey Matsuoka lived on based on the windows and the angle of the sunlight in her eyes."
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In 2009, then-PM Vladimir Putin engineered a Russian ban on slot machines in a bid to starve Georgian mafiyeh of funds, the resulting glut of used slots gave Russia's own criminal gangs cheap testbeds to use in a project to reverse-engineer the machines and discover their weaknesses -- now, Russian gangs roam the world's casinos, racking up careful, enormous scores. Read the rest