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868 result(s) for "Microsoft 365" — best match first.

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The security stories that matter, explained by our team — with the concrete steps to take.

Latest headlines from security outlets

Collected every two hours from specialised publications — each link leads to the original article.

The Hacker News
The Hacker News Breaches & leaks
WARNING: Microsoft Exchange Under Attack With ProxyShell Flaws

The U.S. Cybersecurity and Infrastructure Security Agency is warning of active exploitation attempts that leverage the latest line of "ProxyShell" Microsoft Ex…

Exchange

The Hacker News
The Hacker News Breaches & leaks
Microsoft Exchange Under Attack With ProxyShell Flaws; Over 1900 Servers Hacked!

The U.S. Cybersecurity and Infrastructure Security Agency is warning of active exploitation attempts that leverage the latest line of "ProxyShell" Microsoft Ex…

Exchange

The Hacker News
The Hacker News Vulnerabilities
Microsoft Warns of Another Unpatched Windows Print Spooler RCE Vulnerability

A day after releasingÂPatch Tuesday updates, Microsoft acknowledged yet another remote code execution vulnerability in the Windows Print Spooler component, add…

Windows

The Hacker News
The Hacker News Vulnerabilities
Microsoft Security Bulletin Warns of New Windows Print Spooler RCE Vulnerability

A day after releasingÂPatch Tuesday updates, Microsoft acknowledged yet another remote code execution vulnerability in the Windows Print Spooler component, add…

Windows

The Hacker News
The Hacker News Breaches & leaks
New APT Hacking Group Targets Microsoft IIS Servers with ASP.NET Exploits

A new highly capable and persistent threat actor has been targeting major high-profile public and private entities in the U.S. as part of a series of targeted …

Latest Hacking News
Latest Hacking News
Microsoft Alerts Users About PetiPotam NTLM Relay Attack

A new type of NTLM relay attack dubbed PetiPotam poses a threat to Windows systems'…Microsoft Alerts Users About PetiPotam NTLM Relay Attack on Latest Hacking …

Windows

The Hacker News
The Hacker News Vulnerabilities
How to Mitigate Microsoft Windows 10, 11 SeriousSAM Vulnerability

Microsoft Windows 10 and Windows 11 users are at risk of a new unpatched vulnerability that was recently disclosed publicly.As we reported last week, the vulne…

Windows

The Hacker News
The Hacker News Breaches & leaks
US and Global Allies Accuse China of Massive Microsoft Exchange Attack

The U.S. government and its key allies, including the European Union, the U.K., and NATO, formally attributed the massive cyberattack against Microsoft Exchang…

Exchange

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Vulnerabilities
Say hi to Microsoft's own Linux: CBL-Marin

Microsoft now has its own lightweight and secure Linux distro, CBL-Mariner. With the distro's limited size also comes a minimal attack surface, making it easy …

Linux

The Hacker News
The Hacker News Vulnerabilities
Microsoft Warns of New Unpatched Windows Print Spooler Vulnerability

Microsoft on Thursday shared fresh guidance on yet another vulnerability affecting the Windows Print Spooler service, stating that it's working to address it i…

Windows

The Hacker News
The Hacker News Vulnerabilities
Microsoft's Emergency Patch Fails to Fully Fix PrintNightmare RCE Vulnerability

Even as MicrosoftÂexpanded patchesÂfor the so-called PrintNightmare vulnerability for Windows 10 version 1607, Windows Server 2012, and Windows Server 2016, it…

Windows

The Hacker News
The Hacker News Vulnerabilities
Microsoft Issues Emergency Patch for Critical Windows PrintNightmare Vulnerability

Microsoft has shipped anÂemergency out-of-band security updateÂto address a critical zero-day vulnerability ' known as "PrintNightmare" ' that affects the Wind…

Windows

The Hacker News
The Hacker News
Hackers Trick Microsoft Into Signing Netfilter Driver Loaded With Rootkit Malware

Microsoft on Friday said it's investigating an incident wherein a driver signed by the company turned out to be a malicious Windows rootkit that was observed c…

Windows

Latest Hacking News
Latest Hacking News Vulnerabilities
Microsoft June Patch Tuesday Addresses 50 Security Vulnerabilities Including 6 Zero-Day Bugs

This Tuesday, the Redmond giant has rolled out the monthly scheduled updates for customers. With…Microsoft June Patch Tuesday Addresses 50 Security Vulnerabili…

The Hacker News
The Hacker News Vulnerabilities
New UAF Vulnerability Affecting Microsoft Office to be Patched Today

Four security vulnerabilities discovered in the Microsoft Office suite, including Excel and Office online, could be potentially abused by bad actors to deliver…

Microsoft 365

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities
SUSE: 2021:222-1 caasp/v4.5/velero-plugin-for-microsoft-azure Security Upda

The container caasp/v4.5/velero-plugin-for-microsoft-azure was updated. The following patches have been included in this update:

Linux Azure Docker

Latest Hacking News
Latest Hacking News Breaches & leaks
Microsoft Warns Of Fake Ransomware StrRAT That Is Actually A Potent Malware

A new threat is in the wild targeting users with false ransomware campaigns. Identified as…Microsoft Warns Of Fake Ransomware StrRAT That Is Actually A Potent …

The Hacker News
The Hacker News
Hackers Using Microsoft Build Engine to Deliver Malware Filelessly

Threat actors are abusing Microsoft Build Engine (MSBuild) to filelessly deliver remote access trojans and password-stealing malware on targeted Windows system…

Windows

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Vulnerabilities
Microsoft brings Threat and Vulnerability Management capability to Lin

Microsoft is bringing its Threat and Vulnerability Management (TVM) capability to Linux, allowing admins to review recently discovered vulnerabilities within a…

Linux

The Hacker News
The Hacker News Vulnerabilities
Latest Microsoft Windows Updates Patch Dozens of Security Flaws

Microsoft on Tuesday rolled out its scheduledÂmonthly security updateÂwith patches for 55 security flaws affecting Windows, Exchange Server, Internet Explorer,…

Windows Exchange

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles
Microsoft buys Linux distribution maker Kinvolk to boost Azure cloud servic

Microsoft has bought Flatcar Linux distro maker Kinvolk to boost its Azure cloud services. Kinvolk specializes in software container environments on Azure and …

Linux Azure Docker

The Hacker News
The Hacker News Vulnerabilities
NSA Discovers New Vulnerabilities Affecting Microsoft Exchange Servers

In its April slate of patches, Microsoft rolled out fixes for a total ofÂ114 security flaws, including an actively exploited zero-day and four remote code exec…

Exchange

The Hacker News
The Hacker News Breaches & leaks
Black Kingdom Ransomware Hunting Unpatched Microsoft Exchange Servers

More than a week after Microsoft released aÂone-click mitigation toolÂto mitigate cyberattacks targeting on-premises Exchange servers, the companyÂdisclosedÂth…

Exchange

The Hacker News
The Hacker News Vulnerabilities
Microsoft Issues Security Patches for 89 Flaws ' IE 0-Day Under Active Attacks

Microsoft plugged as many asÂ89 security flawsÂas part of its monthly Patch Tuesday updates released today, including fixes for an actively exploited zero-day …