Building secure technology you can trust
Microsoft built-in security
Built-in security has been a priority from the start. Learn more about the pillars anchoring our security approach.
Processes that focus on defense in depth
Learn how we prioritize security at every phase of design, development, and deployment.
Protection against ever-evolving threats
Discover our latest innovations in secure AI and threat intelligence.
Partnerships with the global security community
Find out how we safeguard your digital world with support from our internal teams and global alliances.
Microsoft Secure Future Initiative
Learn what's different in the "New World of Security" and how we are advancing security engineering to transform the industry.
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Our approach to faster incident response and transparency
We’re mitigating vulnerabilities 50% faster and collaborating with external researchers without requiring NDA.
Read incident updates from the front lines
We practice Coordinated Vulnerability Disclosure (CVD) with the research community—with no NDA required. Read real-time updates on known vulnerabilities.
Read about our red, blue, and green teams
Discover how MORSE members aggressively battle security threats, repair broken code, and identify potential attack paths before a breach can happen.
See how security researchers help Microsoft
Find out how researchers who discover a vulnerability in a Microsoft product, service, or device can receive a Bug Bounty award from Microsoft.
Meet our digital defense team
Read the latest cybersecurity and threat intelligence trends and get reports with insights and recommendations.
Back to tabsGet the 2023 Microsoft Digital Defense Report
See our latest findings on the threat landscape evolution and opportunities for Microsoft and our customers to secure a resilient online ecosystem.
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Strengthen identity protection
We’re migrating consumer and enterprise keys to a new, fully automated identity signing key management system.
Increased protection for sign-in credentials
Intruders don’t break in, they sign in. See how we're ensuring that our keys remain out of reach.
Back to tabsAutomatic multifactor authentication
Find out how Microsoft led the way in consumer identity by providing multifactor authentication enabled by default along with risk-based challenges.
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Transforming software development with automation and AI
We’re evolving our SDL operations, embedding more security configurations by default, and making investments to meet the modern needs of cloud and AI.
Broadening our adoption of memory-safe languages
Learn about our plan to broaden our adoption of Rust and other MSLs in our products and cloud services company-wide.
Fortified code integrity with CodeQL
Learn how we secure your source code with CodeQL on GitHub.
User-friendly tools for on-premises patching
We provide simplified patching and safeguards for on-premises solutions with improved, easy-to-use tools
See how we're advancing secure development
Learn how our pioneering Security Development Lifecycle adapts to technologies such as AI, quantum computing, and beyond.
Back to tabsA more secure cloud by default
We enabled security defaults for 20 million customers on free tenants—94% of customers keep these protective measures in place.
Discover AI that’s secure by design
We are guided by the responsible AI standard—an end-to-end, risk-based approach to cybersecurity that reinforces human control.
Get solutions with built-in security advantages
Worry less about cyberthreats and focus on growing your business with built-in security features.
Safeguard your workloads in Azure
Identify and help protect against threats with native controls and services.
Experience chip-to-cloud security
See why businesses saw a reported 58% drop in security incidents with Windows 11 Pro devices.
Get to know the Microsoft Security Development Lifecycle
Explore this security-first development methodology that helps you incorporate critical protections.
Customer Stories
Campari Group
“[By] taking advantage of the capabilities in Azure…in a few days, we were able to [bring] key business capabilities back online.”
Matthew Zeidler: Senior Director of Enterprise Architecture and Technology, Campari Group
Heineken
“Microsoft allows us to get more value out of the solutions we already have by creating a lot of out-of-the-box solutions, it prevents us from reinventing the wheel.”
Michel Brouwers: Product Owner, Cloud & Hosting, Heineken
Government of Albania
“We worked with Microsoft to recover from a sophisticated, targeted cyberattack in only three days.”
Linda Karcanaj: Director General, Government of Albania
Elite Construction & Development
“We’re accepted for high-security projects because we can demonstrate that with Azure, our security is up to spec.”
Trinidad (Trini) Garibay: Chief Executive Officer and Cofounder, Elite Construction & Development
Nuance
“We have a leg up on security that would have been more difficult to achieve in our own datacenters.”
Guido Gallopyn: Vice President of Healthcare Research, Nuance
Learn more about the cybersecurity landscape
Explore resources to help you navigate the ever-evolving world of cybersecurity.
Enhance security with cloud services
See how we identify, mitigate, document, and communicate updates about vulnerabilities affecting our cloud services.
Explore the role of security in government
See how governments can build trust by securing their services, data, and citizen information with Microsoft.
Explore five best practices for cloud security
Strengthen access control, improve security posture, secure apps and data, mitigate threats, and protect networks.
Innovate more securely with Azure
Discover how built-in Azure security capabilities help your organization safely operate, innovate, and scale.
Help protect hybrid work
Defend against breaches wherever your employees work with the built-in protection of Windows 11.
Get insights about the ransomware-as-a-service economy
Learn more about this increasingly popular criminal business model and how to protect against it.
Security by design for government
Discover how government operations are using state-of-the-art, built-in security features from Microsoft.
Help secure your software supply chain
Learn about the Software Bill of Materials and its role in helping secure the software supply chain.
Get best practices from the Microsoft AI Red Team
Hunt for AI system failures, define a defense-in-depth approach, and create a plan to evolve your security posture.
Explore Microsoft Azure’s security improvement cycle
See how Microsoft Azure takes a defense in depth approach to vulnerabilities, layering protections throughout all phases of design, development, and deployment.
Get ready for a quantum-safe future
Prepare for new security risks and challenges that will accompany powerful quantum computing.
Discover cloud security benchmarks
Learn how to secure your cloud solutions with best practices and guidance from experts at Microsoft.
Learn more about advanced Microsoft security solutions
Expand on your Microsoft product’s secure-by-design capabilities with advanced solutions that provide comprehensive protection across clouds and platforms.
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