The Chinese could have easily cracked those accounts by spraying them with possible passwords. But passwords can be changed. Hackers can be locked out after a series of wrong tries. The Chinese were looking for more permanent access. By stealing Google’s source code, China’s hackers could potentially implant backdoors into Gmail software, guaranteeing long-term access to any Gmail account of their choosing. And it became clear they were after their usual targets. Along with prodemocracy activists, China considers Tibetans, Uighur Muslims, pro-independence Taiwanese, and Falun Gong
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