Microsoft fixes four zero-day flaws in Exchange Server exploited by China’s ‘Hafnium’ spies to steal victims’ data

Patch ASAP: Holes used to raid top-tier targets and stash info in Kim Dotcom’s old cloud file locker Microsoft says Beijing-backed hackers are exploiting four zero-day vulnerabilities in Exchange Server to steal data from US-based defense contractors, law firms, and infectious disease researchers.… The Register – Security

Microsoft Shares Additional Mitigations for Exchange Server Vulnerabilities Under Attack

Microsoft on Friday released alternative mitigation measures for organizations who have not been able to immediately apply emergency out-of-band patches released earlier this week that address vulnerabilities being exploited to siphon e-mail data from corporate Microsoft Exchange servers. read more SecurityWeek RSS Feed

Microsoft: Chinese Cyberspies Used 4 Exchange Server Flaws to Plunder Emails

Microsoft Corp. today released software updates to plug four security holes that attackers have been using to plunder email communications at companies that use its Exchange Server products. The company says all four flaws are being actively exploited as part of a complex attack chain deployed by a previously unidentified Chinese cyber espionage group. The […]

Patch your Exchange email server now! flaws exploited by hackers to download corporate email

Microsoft has released emergency security patches for four zero-day vulnerabilities in its Exchange email server software, widely used by businesses. Graham Cluley

New ransomware only decrypts victims who join their Discord server

A new ransomware called ‘Hog’ encrypts users’ devices and only decrypts them if they join the developer’s Discord server. […] BleepingComputer

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