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Copilot-Lücke SearchLeak ermöglicht Datendiebstahl per Klick
ine Schwachstellenkette in Microsoft 365 Copilot Enterprise ermöglicht mit einem einzigen Klick…
GigaWiper Merges Three Malware Families Into One Destructive Backdoor
…In October 2025, Microsoft’s threat intelligence team identified destructive wiping activity…
Microsoft Details Steps to Mitigate the Axios npm Supply Chain Compromise
A widely used JavaScript library called Axios was at the center of…
European digital sovereignty: Storage, surveillance concerns to overcome
<p>In mid-June 2025, Microsoft made <a target="_blank" href="https…
Azure mandatory multifactor authentication: Phase 2 starting in October 2025
…Phase 2 starting in October 2025 appeared first on Microsoft Security Blog.
Cybersecurity Awareness Month: Security starts with you
At Microsoft, we believe that cybersecurity is as much about people as…
CISA Warns of Windows Privilege Escalation Vulnerability Exploited in Attacks
CISA has issued an urgent security advisory, adding Microsoft Windows privilege escalation…
SesameOp: New backdoor exploits OpenAI API for covert C2
Microsoft found a new backdoor, SesameOp, using the OpenAI Assistants API for…
Whisper Leak: A novel side-channel attack on remote language models
Microsoft has discovered a side-channel attack on language models which allows…
TA488 May Have Exploited Outlook Web Access 0-Day Flaw Before Microsoft’s Emergency Patch
TA488 has been linked to a new campaign that turns a routine…
Patch Tuesday, October 2025 ‘End of 10’ Edition
…October's Patch Tuesday also marks the final month that Microsoft will…
Extortion and ransomware drive over half of cyberattacks
In 80% of the cyber incidents Microsoft’s security teams investigated last…
TerminalFix campaign deploys a reverse tunnel through multistage intrusion
Microsoft Threat Intelligence provides analysis of a ClickFix campaign that uses fake…
Top 10 Best Antivirus (Endpoint Protection) Software for Business in 2026
…CrowdStrike leads on detection engineering and threat intelligence, Microsoft Defender for Endpoint…
Unauthenticated command injection on internet-facing mail servers: tracking CVE-2026-73570
…tracking CVE-2026-73570 appeared first on Microsoft Security...
Microsoft Edge 136.0.3240.92 mit der Ankündigung für den Copilot auf der „Neue Tab Seite“ und mehr
…center;"></div> <p>Gestern Abend hat Microsoft ein Wartungsupdate für den Edge…
StilachiRAT analysis: From system reconnaissance to cryptocurrency theft
<html><body><p>Microsoft Incident Response uncovered a novel remote access trojan…
BladedFeline – Attacking IIS, Microsoft Exchange Servers Using Whisper and PrimeCache
…malware-attack/">BladedFeline – Attacking IIS, Microsoft Exchange Servers Using Whisper and PrimeCache…
CVE-2021-26857
…17 - Microsoft Exchange Server Remote Code Execution Vulnerability
Patch Tuesday, January 2026 Edition
…Eight of the vulnerabilities earned Microsoft's most-dire "critical" rating, and…