Microsoft patched a dangerous security issue in Bing last month just days before it launched a new artificial intelligence-powered version of the search engine. From a report: The problem was discovered by outside researchers at the security firm Wiz. It was created by a mistake in the way that Microsoft configured applications on Azure, its cloud-computing platform, and could be used to gain access to emails and other documents of people who used Bing, the researchers said. Microsoft fixed the problem on Feb. 2, according to Ami Luttwak, Wiz's chief technology officer. Five days later Satya Nadella introduced the new generative AI capabilities to Bing, bringing a renewed interest in Microsoft's 14-year-old search engine. Usage of Bing has jumped, rising to more than 100 million daily active users in the month since the upgrade.

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