Microsoft’s Microsoft Exchange Server mail server is suspected to have been attacked by a Chinese hacker group in an attempt to steal information from more than 20,000 U.S. organizations. Microsoft last Tuesday (2) to repair the vulnerability, the U.S. media on Sunday (7) described the incident has turned into a global network security crisis, at least 60,000 Microsoft customers affected, many are small and medium-sized enterprises.
U.S. network security companies, including banks, electricity suppliers, nursing homes and an ice cream company hacked, is investigating at least 50 customers were hacked to steal which information. But the report said that even Microsoft update system may not be able to stop all the Hackers, said the hackers initially targeted the United States of high-value intelligence, but now the situation has changed greatly, other unknown organizations in a short period of Time to hack thousands of institutions, and planted hidden software to facilitate future action.
The incident has caused concern at the White House, and the Department of Homeland Security’s Cybersecurity and Infrastructure Security Agency (CISA) has issued an emergency directive earlier and is studying countermeasures. Investigators believe that in the final phase of the cyberattack, hackers have been able to automate their actions and add tens of thousands of new victims in just a few days.
Microsoft has issued a patch for the vulnerability.
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