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Microsoft Security Blog

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Latest posts

Last updated about 21 hours ago

Reimagining the SOC for the agentic era in Microsoft Defender

about 21 hours ago

The physics of cybersecurity are changing. So must the security operations center...

Unmasking EvilTokens: Getting to the root of device code phishing

2 days ago

In this article What is device code phishing?EvilTokens platform and operationsEvilTokens phishing...

Passkey-themed social engineering leads to identity and cloud compromise

15 days ago

In this article Attack chain overviewAttributionMitigation and protection guidanceLearn more Microsoft Security...

Protecting organizations from AI-assisted executive impersonation and invoice fraud

14 days ago

In this article Attack chain overviewEmail DeliveryDomain registrationGenerative AI usageMitigation and protection...

From guidance to action: Security fundamentals that materially reduce risk

7 days ago

AI has already made fundamental changes to the operating environment for cybersecurity...

Improving email security outcomes with real-world Microsoft Defender insights

7 days ago

Every benchmark tells a story. The most valuable ones tell us where...

How to secure edge AI in customer-owned environments

20 days ago

In this article Edge AI changes the trust model for AI systemsConstrain...

Protecting organizations from AI-assisted executive impersonation and invoice fraud

14 days ago

In this article Attack chain overviewEmail DeliveryDomain registrationGenerative AI usageMitigation and protection...

Detect and disrupt AI-themed attacks with Microsoft Defender

14 days ago

Every wave of technology excitement creates a new opportunity for cyberattackers, and...

TerminalFix campaign deploys a reverse tunnel through multistage intrusion

26 days ago

In this article Attack chain overviewMitigation and protection guidanceLearn more Microsoft Threat...

Threat Matrix: Mapping threats across cloud web applications

15 days ago

In this article OverviewTechnique CatalogPrivilege EscalationMitigation and protection guidanceReferencesLearn more Microsoft introduces...

Passkey-themed social engineering leads to identity and cloud compromise

15 days ago

In this article Attack chain overviewAttributionMitigation and protection guidanceLearn more Microsoft Security...