Defend your data from cyberattacks using cloud data security solutions. Safeguard your infrastructure, apps, and data with Microsoft Security solutions.
Our summaryMaker of Windows and Microsoft 365, and a large security vendor in its own right, covering identity, endpoint, email, cloud and SIEM.
“Strengthen identity security with Microsoft Entra ID, a cloud identity and access (IAM) solution that prevents identity attacks and supports SSO and Zero Trust.”
Cloud identity and access management with single sign-on, conditional access, passkeys and identity governance.
Product page“Strengthen endpoint protection with Microsoft Defender for Endpoint. Stop cyberattacks, boost endpoint security with AI, and secure your devices.”
Endpoint detection and response for Windows, macOS, Linux and mobile devices.
Product page“Protect your organization's identity fabric with Microsoft Defender for Identity, an advanced cybersecurity platform for identity threat detection and response.”
Detects attacks against on-premises Active Directory and hybrid identities.
Product page“Microsoft Defender for Office 365 protects your email and collaboration tools from phishing, malware, and BEC attacks using AI-powered, enterprise-grade threat defense.”
Protection for Exchange Online, Teams and SharePoint against phishing, malicious links and attachments.
Product page“Run a faster, leaner SOC with Microsoft Sentinel, a cloud-native SIEM that detects threats faster, automates response, and lowers SIEM costs with a data lake.”
Cloud SIEM and automated response, built on Azure.
Product page“Safeguard business-critical data with Microsoft Purview. Discover unified data security, information protection, data loss prevention, and insider risk management.”
Data classification and loss prevention across Microsoft 365, endpoints and connected cloud apps.
Product page“Explore Microsoft Defender for Cloud, a security solution and CNAPP that protects cloud‑native application development across multicloud and hybrid environments.”
Cloud posture management and workload protection for Azure, AWS and Google Cloud.
Product page“Microsoft Intune is a cloud-based unified endpoint management solution built on Zero Trust. Empower IT to manage, secure and govern devices, apps and endpoints.”
Device management for Windows, macOS, iOS and Android, including update rings and compliance policies.
Product page“Application Control restricts which applications users are allowed to run and the code that runs in the system core.”
Application control built into Windows, formerly Windows Defender Application Control, with AppLocker as the older option. Policies can be managed through Intune.
Product pageIndependent tests, peer reviews and articles about Microsoft. We link to them; we did not write or commission them, and nobody pays to appear here.
Stories in our coverage based on what researchers at Microsoft found or reported: 265 in total.
Microsoft and NVIDIA release guidance for managing open-weight AI model risks.
Microsoft and Health-ISAC seize domains linked to YAM Store, CoGUI, and Iron Man services.
Global takedown disrupts cybercrime network behind 1 billion phishing messages.
Microsoft disrupts Chinese-language phishing kit ecosystem and illicit marketplace.
Microsoft and Health-ISAC disrupt Chinese-language phishing market, seizing domains.
FBI and DOJ seize domains and disrupt hacking tools used by China-linked Flax Typhoon.
Microsoft launches PQC TLS Pilot Program to test post-quantum authentication readiness.
Microsoft's FORGE Lab uses AI to find vulnerabilities in Windows and Linux.
CISOs must balance rapid patching with accuracy as AI increases vulnerability findings.
ClickFix attacks now smuggle payloads in browser cache to bypass Windows run limits.
Stories where a Microsoft product had a vulnerability or was attacked, or Microsoft itself was: 645 in total. Useful if you run its products.
ConnectWise disables cloud backup after attackers compromise Microsoft 365 tenants.
Hackers compromised Microsoft 365 tenants via ConnectWise's Cloud Backup service.
Microsoft update KB5127648 may prevent Windows 11 users from enabling Smart App Control.
Microsoft releases patches for over 30 vulnerabilities, including two dozen RCE flaws in Office.
Norwegian DPA fines Xandr EUR 8.6M for unlawful processing of sensitive personal data.
Microsoft fixes Windows bug causing black screens and Explorer crashes.
Microsoft patched 1,413 vulnerabilities, including one actively exploited zero-day.
Global takedown disrupts cybercrime network behind 1 billion phishing messages.
Windows updates may cause Remote Desktop failures for non-admin users with Administrator protection enabled.
Microsoft releases record-breaking October update, fixing 1,413 vulnerabilities, including an actively exploited
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