The Microsoft Security Response Center warned of active attacks leveraging a remote code execution vulnerability in Internet Explorer's Trident engine (MSHTML), per a Tuesday Twitter post.
Organizations could be more subject to ransomware attacks on weekends and holidays, according to an alert issued this week by the FBI and the Cybersecurity and Infrastructure Security Agency.
Microsoft on Thursday announced that "commercial previews" of Windows 11 and Windows 10 version 21H2 are available for testing by organizations opting into the Windows Insider Program for Business.
Windows Server 2022 was announced by Microsoft as reaching the "general availability" stage, meaning it's deemed ready for deployment in production environments.
Windows 11, Microsoft's next-gen desktop operating system, will begin rolling out on Oct. 5, Microsoft announced Tuesday.
Microsoft warned thousands of Azure Cosmos DB users last week that their data may have been exposed through a recently discovered security flaw in Jupyter Notebook.
- By John K. Waters
Microsoft further described Windows 11 hardware requirements, providing an update on questions about possible seventh-generation processor support.
The Microsoft Defender for Endpoint on Mac security solution is now starting to get "native" agent support for running on Apple M1 chip-based devices, Microsoft announced this week.
Microsoft this week described QUIC, an Internet transport layer protocol alternative to the venerable Transmission Control Protocol (TCP), in an announcement.
Big tech companies pledged money and efforts following an Aug. 25 Biden administration meeting on U.S. cybersecurity initiatives, as described in this White House announcement.
The Exchange team at Microsoft posted an announcement on Wednesday acknowledging "ProxyShell" threats and urging organizations to keep Exchange Server up to date with the latest cumulative updates and security updates.
Security researchers are seeing the appearance of LockFile ransomware deployments after attackers gained access to Exchange Server via a so-called "ProxyShell" vulnerability.
Business and government application developers inadvertently exposed a total of 38 million records because of Microsoft's design of its Power Apps application-building service.
The Azure Virtual Desktop service now offers the choice of using the Windows 11 operating system at the preview stage.
Microsoft announced on Thursday that it is releasing Cloud Katana as an open source code project for assessing "security controls in the cloud and hybrid cloud environments."
Windows Server 2022 reached the "general availability" (GA) commercial-release stage on Aug. 18, and a possibly working ISO is now at the Microsoft Volume License Service Center.
Microsoft on Thursday announced plans to increase subscription costs for Office 365 and Microsoft 365 business users, starting on March 1, 2022.
Microsoft explained "PetitPotam" NTLM relay attacks in a Wednesday announcement, while also suggesting that its Microsoft Defender for Identity product was capable of identifying such attack attempts.
Microsoft's unique cloud instance for U.S. government agencies and their solution providers known as Azure Government Top Secret became generally available this week, the company announced.
- By John K. Waters
Security researchers last week described ransomware perpetrators incorporating Windows "PrintNightmare" exploits in their attacks.