Gryphon X

(AP Photo/Rick Rycroft)FILE - In this Wednesday, Feb. 3, 2021 file photo, the Microsoft company logo is displayed at their offices in Sydney. Microsoft and four big European Union news industry lobbying groups unveiled their plan Monday Feb. 22, 2021, to push for a system to make big tech platforms pay for news, raising the stakes in the brewing battle over whether Google and Facebook should pay for journalism. (AP Photo/Rick Rycroft, File)

CISA tells agencies to patch or unplug on-premise Microsoft email systems

The Cybersecurity and Infrastructure Security Agency said exploitations could let hackers gain persistent system access and control of an enterprise network.

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