The new Microsoft Security Store unites partners and innovation
The Microsoft Security Store is the gateway for customers to easily discover, buy, and deploy trusted security solutions and AI agents from leading partners.
Microsoft Security Blog
Your source for the latest in cybersecurity
Empowering defenders in the era of agentic AI with Microsoft Sentinel
Microsoft Sentinel is expanding into an agentic platform with general availability of the Sentinel data lake, and the public preview of Sentinel graph and Sentinel Model Context Protocol (MCP) server.
Cybersecurity Awareness Month: Security starts with you
At Microsoft, we believe that cybersecurity is as much about people as it is about technology.
Inside the attack chain: Threat activity targeting Azure Blob Storage
Azure Blob Storage is a high-value target for threat actors due to its critical role in storing and managing massive amounts of unstructured data at scale across diverse workloads and is increasingly targeted through sophisticated attack chains that exploit misconfigurations, exposed credentials, and evolving cloud tactics.
Threat intelligence
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Inside the attack chain: Threat activity targeting Azure Blob Storage
Azure Blob Storage is a high-value target for threat actors due to its critical role in storing and managing massive amounts of unstructured data at scale across diverse workloads and is increasingly targeted through sophisticated attack chains that exploit misconfigurations, exposed credentials, and evolving cloud tactics. -
Investigating targeted “payroll pirate” attacks affecting US universities
Microsoft Threat Intelligence has identified a financially motivated threat actor that we track as Storm-2657 compromising employee accounts to gain unauthorized access to employee profiles and divert salary payments to attacker-controlled accounts, attacks that have been dubbed “payroll pirate”. -
Disrupting threats targeting Microsoft Teams
Threat actors seek to abuse Microsoft Teams features and capabilities across the attack chain, underscoring the importance for defenders to proactively monitor, detect, and respond effectively.
Stay ahead of threats
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AI and machine learning
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The new Microsoft Security Store unites partners and innovation
The Microsoft Security Store is the gateway for customers to easily discover, buy, and deploy trusted security solutions and AI agents from leading partners. -
Empowering defenders in the era of agentic AI with Microsoft Sentinel
Microsoft Sentinel is expanding into an agentic platform with general availability of the Sentinel data lake, and the public preview of Sentinel graph and Sentinel Model Context Protocol (MCP) server. -
Introducing Microsoft Marketplace — Thousands of solutions. Millions of customers. One Marketplace.
To empower customers in becoming Frontier, we’re excited to announce the launch of the reimagined Microsoft Marketplace, your trusted source for cloud solutions, AI apps and agents.
Modernize your security operations center
Confidently secure your multicloud, multiplatform environment with Microsoft Sentinel – a cloud-native security information and event management (SIEM) solution.
Latest posts
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The CISO imperative: Building resilience in an era of accelerated cyberthreats
The latest Microsoft Digital Defense Report 2025 paints a vivid picture of a cyberthreat landscape in flux. -
The new Microsoft Security Store unites partners and innovation
The Microsoft Security Store is the gateway for customers to easily discover, buy, and deploy trusted security solutions and AI agents from leading partners. -
Inside the attack chain: Threat activity targeting Azure Blob Storage
Azure Blob Storage is a high-value target for threat actors due to its critical role in storing and managing massive amounts of unstructured data at scale across diverse workloads and is increasingly targeted through sophisticated attack chains that exploit misconfigurations, exposed credentials, and evolving cloud tactics. -
Microsoft named a Leader in the 2025 Gartner® Magic Quadrant™ for SIEM
We’re honored to share that Microsoft has again been recognized as a Leader in the 2025 Gartner® Magic Quadrant™ for Security Information and Event Management (SIEM). -
Extortion and ransomware drive over half of cyberattacks
In 80% of the cyber incidents Microsoft’s security teams investigated last year, attackers sought to steal data—a trend driven more by financial gain than intelligence gathering. -
The importance of hardening customer support tools against cyberattacks
As customer support tools become more connected and data-rich, they’re increasingly targeted by cyberattacks.
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