When cybersecurity stakes are high and complexity is the norm, Microsoft doesn’t just participate, it excels with Microsoft Defender XDR—built to anticipate, disrupt, and outpace modern cyberthreats. We are excited to announce that Microsoft has been named a Leader in the IDC MarketScape: Worldwide Extended Detection and Response Software 2025 Vendor Assessment[…]

At Microsoft, security is our number one priority, and we believe that cybersecurity is as much about people as it is about technology. As we move into October and kick off Cybersecurity Awareness Month, this time of year really makes me think about how important online safety is—not[…]

Microsoft unveils a new wave of security innovation—delivering an agentic platform to protect organizations at scale We are living through a turning point in how organizations work and defend themselves. Across industries, “Frontier Firms” are emerging; these are businesses where humans and AI agents collaborate in real time[…]

A new breed of industry-leading company is taking shape — Frontier Firms. These organizations blend human ambition with AI-powered technology to reshape how innovation is scaled, work is orchestrated and value is created. They’re accelerating AI transformation to enrich employee experiences, reinvent customer engagement, reshape business processes and[…]

Microsoft Threat Intelligence has identified yet another XCSSET variant in the wild that introduces further updates and new modules beyond those detailed in our March 2025 blog post. The XCSSET malware is designed to infect Xcode projects, typically used by software developers, and run while an Xcode project is[…]

In the latest edition of our Cyberattack Series, we dive into real-world cases targeting retail organizations. With 60% of retail companies reporting operational disruptions from cyberattacks and 43% experiencing security compromises in the past year, the risks for businesses continue to increase.1 This post unpacks where a single[…]

Microsoft Threat Intelligence recently detected and blocked a credential phishing campaign that likely used AI-generated code to obfuscate its payload and evade traditional defenses. Appearing to be aided by a large language model (LLM), the activity obfuscated its behavior within an SVG file, leveraging business terminology and a[…]

In today’s digital-first world, data is both an asset and a liability. As organizations scale their use of cloud platforms, AI, and remote collaboration tools, the complexity of managing data security, data privacy, and regulatory compliance grows exponentially. For organizations, the challenge is no longer just about preventing[…]