Defender

Platform

Threat entity extracted from intelligence sources

Frequency

occurrences

First Seen

November 19, 2025

Last Seen

September 11, 2026

API

Defender is Microsoft's integrated security platform family that spans endpoint protection, identity security, cloud app security, and compliance governance.

Overview

Recent Events

Relationships

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Related Clusters (9)

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Defender

Overview

Recent Events

Profile

CVEs

Tools

Attack Types

Regions

Sectors

Relationships

Related Clusters (9)

July 2026 Security Update: Record CVEs and Critical Vulnerabilities

Microsoft September 2026 Patch Tuesday: Record 974 Vulnerabilities Addressed

Microsoft Edge and SharePoint Server Vulnerabilities Under Active Exploitation

September 2026 Security Update: Major CVEs from Adobe and Microsoft

Microsoft June 2026 Patch Tuesday: Record 206 Vulnerabilities Addressed

AI Governance Gap Poses Risks for Software Development

Microsoft Addresses 173 Vulnerabilities with New Security Enhancements

Forrester Retires Endpoint Security Wave Amid Evolving Cybersecurity Landscape

Microsoft Addresses 173 Vulnerabilities with New Security Enhancements

Related Articles (9)

More at ZeroDayInitiative.com

Microsoft's September updates fix a record 973 security flaws

The September 2026 Security Update Review

The July 2026 Security Update Review

MSSP Market News: Could AI governance be MSSPs' next revenue stream?

Patch Tuesday June 2026: 211 Fixes, Critical CVEs

Mordor Intelligence to be worth US$8.85 billion ($12.7 billion) in 2026, rising sharply to US$27.83 billion ($39.94 billion) in 2031

Patchday: Attackers target Edge and Microsoft SharePoint Server

Microsoft Unveils Security Enhancements for Identity, Defense, Compliance

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