Security News

Microsoft extends Purview Audit log retention after July breach
2023-10-19 20:21

Microsoft is extending Purview Audit log retention as promised after the Chinese Storm-0558 hacking group breached dozens of Exchange and Microsoft 365 corporate and government accounts in July.The changes to audit logging retention announced today will roll out to Microsoft Purview Audit customers with Standard licenses in the coming weeks, starting with enterprise tenants this month and government customers in November.

India targets Microsoft, Amazon tech support scammers in nationwide crackdown
2023-10-19 17:22

India's Central Bureau of Investigation raided 76 locations in a nationwide crackdown on cybercrime operations behind tech support scams and cryptocurrency fraud. The police operation, part of Operation Chakra-II, aims to dismantle cyber-enabled financial crime rings and is a collaborative effort involving international law enforcement agencies and tech companies such as Microsoft and Amazon, working alongside the Indian federal enforcement agency.

Microsoft Warns of North Korean Attacks Exploiting JetBrains TeamCity Flaw
2023-10-19 07:11

North Korean threat actors are actively exploiting a critical security flaw in JetBrains TeamCity to opportunistically breach vulnerable servers, according to Microsoft. The attacks, which entail...

Microsoft disables bad spam rule flagging all sent emails as junk
2023-10-18 08:11

Microsoft has disabled a bad anti-spam rule flooding Microsoft 365 admins' inboxes with blind carbon copies of outbound emails mistakenly flagged as spam. This false positive issue affected Exchange Online users worldwide, with many reports saying that all emails sent to external addresses were being tagged as spam.

Microsoft fixes known issue causing Outlook freezes, slow starts
2023-10-17 14:02

Microsoft has fixed a known issue affecting Outlook for Microsoft 365 users since June and causing slow starts and freezes as if Offline Outlook Data Files were syncing right after launch. Error messages appeared, stating, "Cannot start Microsoft Outlook. Cannot open the Outlook window. The set of folders cannot be opened. The attempt to log on to Microsoft Exchange has failed."

Microsoft announces AI bug bounty program
2023-10-16 12:16

Microsoft is offering up to $15,000 to bug hunters that pinpoint vulnerabilities of Critical or Important severity in its AI-powered "Bing experience"."The new Microsoft AI bounty program comes as a result of key investments and learnings over the last few months, including an AI security research challenge and an update to Microsoft's vulnerability severity classification for AI systems," says Lynn Miyashita, a technical program manager with the Microsoft Security Response Center.

Microsoft fixes Windows 10 security update installation issue
2023-10-16 11:53

Microsoft has resolved a known issue that caused Windows 10 security updates released during this month's Patch Tuesday to fail with 0x8007000d errors. For systems impacted by this issue, specifically Windows 10 21H2 and Windows 10 22H2, the KB5031356 security update would fail despite displaying initial progress during deployment.

Microsoft to Phase Out NTLM in Favor of Kerberos for Stronger Authentication
2023-10-14 06:29

Microsoft has announced that it plans to eliminate NT LAN Manager (NTLM) in Windows 11 in the future, as it pivots to alternative methods for authentication and bolster security. "The focus is on...

Microsoft: October Windows 10 security updates fail to install
2023-10-13 19:56

Microsoft says Windows 10 security updates released during this month's Patch Tuesday may fail to install with 0x8007000d errors, although initially displaying progress. On systems affected by this known issue running client platforms, the KB5031356 security update will fail to complete installation.

Microsoft plans to kill off NTLM authentication in Windows 11
2023-10-13 16:46

Microsoft announced earlier this week that the NTLM authentication protocol will be killed off in Windows 11 in the future. [...]