How Microsoft Defender for Endpoint is redefining endpoint security
Learn why many CISOs prefer Microsoft Defender for Endpoint for comprehensive cyberthreat protection across devices and platforms.
Microsoft Defender for Endpoint
Refine results
Topic
Threat intelligence
Products and services
Publish date
Prevent threats with Microsoft Defender
The Microsoft Defender family offers comprehensive threat prevention, detection, and response capabilities for everyone—from individuals looking to protect their family to the world’s largest enterprises.
-
-
Discover how automatic attack disruption protects critical assets while ensuring business continuity
To help security teams protect critical assets while ensuring business continuity, Microsoft Defender developed automatic attack disruption: a built-in self-defense capability. -
New Russia-affiliated actor Void Blizzard targets critical sectors for espionage
Microsoft Threat Intelligence has discovered a cluster of worldwide cloud abuse activity conducted by a threat actor we track as Void Blizzard, who we assess with high confidence is Russia-affiliated and has been active since at least April 2024. -
Lumma Stealer: Breaking down the delivery techniques and capabilities of a prolific infostealer
Over the past year, Microsoft Threat Intelligence observed the persistent growth and operational sophistication of Lumma Stealer, an info-stealing malware used by multiple financially motivated threat actors to target various industries. Retain Microsoft Security Experts
Microsoft Security Experts are now available to strengthen your team with managed security services. Learn how to defend against threats with security experts.
-
Analyzing CVE-2025-31191: A macOS security-scoped bookmarks-based sandbox escape
Microsoft uncovered a vulnerability in macOS that could allow specially crafted codes to escape the App Sandbox and run unrestricted on the system. -
Understanding the threat landscape for Kubernetes and containerized assets
The dynamic nature of containers can make it challenging for security teams to detect runtime anomalies or pinpoint the source of a security incident, presenting an opportunity for attackers to stay undetected. -
Threat actors misuse Node.js to deliver malware and other malicious payloads
Since October 2024, Microsoft Defender Experts has observed and helped multiple customers address campaigns leveraging Node. -
Stopping attacks against on-premises Exchange Server and SharePoint Server with AMSI
Exchange Server and SharePoint Server are business-critical assets and considered crown-jewels for many organizations, making them attractive targets for attacks. Modernize your Security Operations Center with Microsoft Sentinel
Microsoft Sentinel is a cloud-native SIEM solution powered by AI and automation that delivers intelligent security analytics across your entire enterprise.
-
How cyberattackers exploit domain controllers using ransomware
Read how cyberattackers exploit domain controllers to gain privileged system access where they deploy ransomware that causes widespread damage and operational disruption. -
Exploitation of CLFS zero-day leads to ransomware activity
Microsoft Threat Intelligence Center (MSTIC) and Microsoft Security Response Center (MSRC) have discovered post-compromise exploitation of a newly discovered zero-day vulnerability in the Windows Common Log File System (CLFS) against a small number of targets. -
Threat actors leverage tax season to deploy tax-themed phishing campaigns
As Tax Day approaches in the United States on April 15, Microsoft has detected several tax-themed phishing campaigns employing various tactics. -
StilachiRAT analysis: From system reconnaissance to cryptocurrency theft
Microsoft Incident Response uncovered a novel remote access trojan (RAT) named StilachiRAT, which demonstrates sophisticated techniques to evade detection, persist in the target environment, and exfiltrate sensitive data.
