1630 matches found
New Microsoft Data Security Index report explores secure AI adoption to protect sensitive data
Generative AI and agentic AI are redefining how organizations innovate and operate, unlocking new levels of productivity, creativity and collaboration across industry teams. From accelerating content creation to streamlining workflows, AI offers transformative benefits that empower organizations ...
Microsoft announces the 2026 Security Excellence Awards winners
In today’s fast‑moving digital arena, security isn’t a solo act—it’s a team sport. Every day, defenders across the globe suit up, strategize, and work shoulder‑to‑shoulder to protect organizations and communities from an ever‑evolving field of cyberthreats. That shared spirit of collaboration is...
Security strategies for safeguarding governmental data
The Deputy CISO blog series is where Microsoft Deputy Chief Information Security Officers CISOs share their thoughts on what is most important in their respective domains. In this series, you will get practical advice, tactics to start and stop deploying, forward-looking commentary on where the...
Security strategies for safeguarding governmental data
The Deputy CISO blog series is where Microsoft Deputy Chief Information Security Officers CISOs share their thoughts on what is most important in their respective domains. In this series, you will get practical advice, tactics to start and stop deploying, forward-looking commentary on where the...
From runtime risk to real‑time defense: Securing AI agents
AI agents, whether developed in Microsoft Copilot Studio or on alternative platforms, are becoming a powerful means for organizations to create custom solutions designed to enhance productivity and automate organizational processes by seamlessly integrating with internal data and systems. From a...
Microsoft Security success stories: Why integrated security is the foundation of AI transformation
AI is transforming how organizations operate and how they approach security. In this new era of agentic AI, every interaction, digital or human, must be built on trust. As businesses modernize, they’re not just adopting AI tools, they're rearchitecting their digital foundations. And that means...
Microsoft Security success stories: Why integrated security is the foundation of AI transformation
AI is transforming how organizations operate and how they approach security. In this new era of agentic AI, every interaction, digital or human, must be built on trust. As businesses modernize, they’re not just adopting AI tools, they're rearchitecting their digital foundations. And that means...
Resurgence of a multi‑stage AiTM phishing and BEC campaign abusing SharePoint
Microsoft Defender Researchers uncovered a multi‑stage adversary‑in‑the‑middle AiTM phishing and business email compromise BEC campaign targeting multiple organizations in the energy sector, resulting in the compromise of various user accounts. The campaign abused SharePoint file‑sharing services...
Resurgence of a multi‑stage AiTM phishing and BEC campaign abusing SharePoint
Microsoft Defender Researchers uncovered a multi‑stage adversary‑in‑the‑middle AiTM phishing and business email compromise BEC campaign targeting multiple organizations in the energy sector, resulting in the compromise of various user accounts. The campaign abused SharePoint file‑sharing services...
A new era of agents, a new era of posture
The rise of AI Agents marks one of the most exciting shifts in technology today. Unlike traditional applications or cloud resources, these agents are not passive components- they reason, make decisions, invoke tools, and interact with other agents and systems on behalf of users. This autonomy...
A new era of agents, a new era of posture
The rise of AI Agents marks one of the most exciting shifts in technology today. Unlike traditional applications or cloud resources, these agents are not passive components- they reason, make decisions, invoke tools, and interact with other agents and systems on behalf of users. This autonomy...
Four priorities for AI-powered identity and network access security in 2026
No doubt, your organization has been hard at work over the past several years implementing industry best practices, including a Zero Trust architecture. But even so, the cybersecurity race only continues to intensify. AI has quickly become a powerful tool misused by threat actors, who use it to...
Four priorities for AI-powered identity and network access security in 2026
No doubt, your organization has been hard at work over the past several years implementing industry best practices, including a Zero Trust architecture. But even so, the cybersecurity race only continues to intensify. AI has quickly become a powerful tool misused by threat actors, who use it to...
Microsoft named a Leader in IDC MarketScape for Unified AI Governance Platforms
As organizations rapidly embrace generative and agentic AI, ensuring robust, unified governance has never been more critical. That’s why Microsoft is honored to be named a Leader in the2025-2026 IDC MarketScape for Worldwide Unified AI Governance Platforms Vendor Assessment US53514825, December...
Microsoft named a Leader in IDC MarketScape for Unified AI Governance Platforms
As organizations rapidly embrace generative and agentic AI, ensuring robust, unified governance has never been more critical. That’s why Microsoft is honored to be named a Leader in the2025-2026 IDC MarketScape for Worldwide Unified AI Governance Platforms Vendor Assessment US53514825, December...
Inside RedVDS: How a single virtual desktop provider fueled worldwide cybercriminal operations
Over the past year, Microsoft Threat Intelligence observed the proliferation of RedVDS, a virtual dedicated server VDS provider used by multiple financially motivated threat actors to commit business email compromise BEC, mass phishing, account takeover, and financial fraud. Microsoft’s...
Inside RedVDS: How a single virtual desktop provider fueled worldwide cybercriminal operations
Over the past year, Microsoft Threat Intelligence observed the proliferation of RedVDS, a virtual dedicated server VDS provider used by multiple financially motivated threat actors to commit business email compromise BEC, mass phishing, account takeover, and financial fraud. Microsoft’s...
How Microsoft builds privacy and security to work hand-in-hand
The Deputy CISO blog series is where Microsoft Deputy Chief Information Security Officers CISOs share their thoughts on what is most important in their respective domains. In this series, you will get practical advice, tactics to start and stop deploying, forward-looking commentary on where the...
How Microsoft builds privacy and security to work hand-in-hand
The Deputy CISO blog series is where Microsoft Deputy Chief Information Security Officers CISOs share their thoughts on what is most important in their respective domains. In this series, you will get practical advice, tactics to start and stop deploying, forward-looking commentary on where the...
Explore the latest Microsoft Incident Response proactive services for enhanced resilience
As cyberthreats become faster, harder to detect, and more sophisticated, organizations must focus on building resilience—strengthening their ability to prevent, withstand, and recover from cybersecurity incidents. Resilience can mean the difference between containing an incident with minimal...
Explore the latest Microsoft Incident Response proactive services for enhanced resilience
As cyberthreats become faster, harder to detect, and more sophisticated, organizations must focus on building resilience—strengthening their ability to prevent, withstand, and recover from cybersecurity incidents. Resilience can mean the difference between containing an incident with minimal...
Phishing actors exploit complex routing and misconfigurations to spoof domains
Phishing actors are exploiting complex routing scenarios and misconfigured spoof protections to effectively spoof organizations’ domains and deliver phishing emails that appear, superficially, to have been sent internally. Threat actors have leveraged this vector to deliver a wide variety of...
Phishing actors exploit complex routing and misconfigurations to spoof domains
Phishing actors are exploiting complex routing scenarios and misconfigured spoof protections to effectively spoof organizations’ domains and deliver phishing emails that appear, superficially, to have been sent internally. Threat actors have leveraged this vector to deliver a wide variety of...
Introducing the Microsoft Defender Experts Suite: Elevate your security with expert-led services
Security teams are being pushed to their limits as AI‑powered cyberattacks grow in speed, scale, and sophistication—and only 14% of organizations surveyed by the World Economic Forum report they feel confident they have the right people and skills needed to meet their cybersecurity objectives.1 A...
New Microsoft e-book: 3 reasons point solutions are holding you back
While patchwork tools slow defenders down and impact visibility into potential cyberthreats, they’re an unfortunate reality for many organizations. As digital risk accelerates and attack surfaces multiply, security leaders are doing their best to stitch together point solutions while trying to...
New Microsoft e-book: 3 reasons point solutions are holding you back
While patchwork tools slow defenders down and impact visibility into potential cyberthreats, they’re an unfortunate reality for many organizations. As digital risk accelerates and attack surfaces multiply, security leaders are doing their best to stitch together point solutions while trying to...
Access Fabric: A modern approach to identity and network access
Today, most organizations use multiple identity systems and multiple network access solutions from multiple vendors. This happens, either intentionally or organically, when different areas of a company choose different tools, creating a fragmented environment that leaves weaknesses that...
Access Fabric: A modern approach to identity and network access
Today, most organizations use multiple identity systems and multiple network access solutions from multiple vendors. This happens, either intentionally or organically, when different areas of a company choose different tools, creating a fragmented environment that leaves weaknesses that...
Defending against the CVE-2025-55182 (React2Shell) vulnerability in React Server Components
CVE-2025-55182 also referred to as React2Shell and includes CVE-2025-66478, which was merged into it is a critical pre-authentication remote code execution RCE vulnerability affecting React Server Components, Next.js, and related frameworks. With a CVSS score of 10.0, this vulnerability could all...
Defending against the CVE-2025-55182 (React2Shell) vulnerability in React Server Components
CVE-2025-55182 also referred to as React2Shell and includes CVE-2025-66478, which was merged into it is a critical pre-authentication remote code execution RCE vulnerability affecting React Server Components, Next.js, and related frameworks. With a CVSS score of 10.0, this vulnerability could all...
Microsoft named an overall leader in KuppingerCole Leadership Compass for Generative AI Defense
Today, we are proud to share that Microsoft has been recognized as an overall leader in the KuppingerCole Leadership Compass for Generative AI Defense GAD, an independent report from a leading European analyst firm. This recognition reinforces the work we’ve been doing to deliver enterprise-ready...
Microsoft named an overall leader in KuppingerCole Leadership Compass for Generative AI Defense
Today, we are proud to share that Microsoft has been recognized as an overall leader in the KuppingerCole Leadership Compass for Generative AI Defense GAD, an independent report from a leading European analyst firm. This recognition reinforces the work we’ve been doing to deliver enterprise-ready...
Imposter for hire: How fake people can gain very real access
In the latest edition of our Cyberattack Series, we dive into a real-world case of fake employees. Cybercriminals are no longer just breaking into networks—they’re gaining access by posing as legitimate employees. This form of cyberattack involves operatives posing as legitimate remote hires,...
Imposter for hire: How fake people can gain very real access
In the latest edition of our Cyberattack Series, we dive into a real-world case of fake employees. Cybercriminals are no longer just breaking into networks—they’re gaining access by posing as legitimate employees. This form of cyberattack involves operatives posing as legitimate remote hires,...
From awareness to action: Building a security-first culture for the agentic AI era
The insights gained from Cybersecurity Awareness Month, right through to Microsoft Ignite 2025, demonstrate that security remains a top priority for business leaders. It serves as a strategic lever for organizational growth, fosters trust, and facilitates the advancement of AI innovation. The Wor...
From awareness to action: Building a security-first culture for the agentic AI era
The insights gained from Cybersecurity Awareness Month, right through to Microsoft Ignite 2025, demonstrate that security remains a top priority for business leaders. It serves as a strategic lever for organizational growth, fosters trust, and facilitates the advancement of AI innovation. The Wor...
Clarity in complexity: New insights for transparent email security
As email threats grow more sophisticated and layered security architectures become more common, organizations need clear, data-driven insights to evaluate how their security solutions perform together. Benchmarking plays a critical role in helping security leaders understand not just individual...
Clarity in complexity: New insights for transparent email security
As email threats grow more sophisticated and layered security architectures become more common, organizations need clear, data-driven insights to evaluate how their security solutions perform together. Benchmarking plays a critical role in helping security leaders understand not just individual...
Shai-Hulud 2.0: Guidance for detecting, investigating, and defending against the supply chain attack
The Shai‑Hulud 2.0 supply chain attack represents one of the most significant cloud-native ecosystem compromises observed recently. Attackers maliciously modified hundreds of publicly available packages, targeting developer environments, continuous integration and continuous delivery CI/CD...
Shai-Hulud 2.0: Guidance for detecting, investigating, and defending against the supply chain attack
The Shai‑Hulud 2.0 supply chain attack represents one of the most significant cloud-native ecosystem compromises observed recently. Attackers maliciously modified hundreds of publicly available packages, targeting developer environments, continuous integration and continuous delivery CI/CD...
Changing the physics of cyber defense
The Deputy CISO blog series is whereMicrosoft Deputy Chief Information Security Officers CISOs share their thoughts on what is most important in their respective domains. In this series, you will get practical advice, tactics to start and stop deploying, forward-looking commentary on where the...
Changing the physics of cyber defense
The Deputy CISO blog series is whereMicrosoft Deputy Chief Information Security Officers CISOs share their thoughts on what is most important in their respective domains. In this series, you will get practical advice, tactics to start and stop deploying, forward-looking commentary on where the...
Stronger together: New Beazley collaboration enhances cyber resilience
Today’s cyberthreat landscape demands more than technical expertise: it requires a unified response team of technical responders, insurers, brokers, and legal counsel. This integrated approach is key to building long-term cyber resilience to help your organization anticipate, withstand, recover...
Stronger together: New Beazley collaboration enhances cyber resilience
Today’s cyberthreat landscape demands more than technical expertise: it requires a unified response team of technical responders, insurers, brokers, and legal counsel. This integrated approach is key to building long-term cyber resilience to help your organization anticipate, withstand, recover...
Microsoft named a leader in the 2025 Gartner® Magic Quadrant™ for Email Security
We’re honored to share that Microsoft has been named a Leader in the 2025 Gartner® Magic Quadrant™ for Email Security. We believe this recognition highlights the value of Microsoft Defender for Office 365’s innovative capabilities in addressing today’s complex email security challenges. Protect...
Microsoft named a leader in the 2025 Gartner® Magic Quadrant™ for Email Security
We’re honored to share that Microsoft has been named a Leader in the 2025 Gartner® Magic Quadrant™ for Email Security. We believe this recognition highlights the value of Microsoft Defender for Office 365’s innovative capabilities in addressing today’s complex email security challenges. Protect...
Cybersecurity strategies to prioritize now
The Deputy CISO blog series is where Microsoft Deputy Chief Information Security Officers CISOs share their thoughts on what is most important in their respective domains. In this series, you will get practical advice, tactics to start and stop deploying, forward-looking commentary on where the...
Cybersecurity strategies to prioritize now
The Deputy CISO blog series is where Microsoft Deputy Chief Information Security Officers CISOs share their thoughts on what is most important in their respective domains. In this series, you will get practical advice, tactics to start and stop deploying, forward-looking commentary on where the...
How to build forward-thinking cybersecurity teams for tomorrow
We are witnessing something unprecedented in cybersecurity: the democratization of advanced cyberattack capabilities. What once required nation-state resources sophisticated social engineering, polymorphic malware, coordinated infrastructure now fits in a prompt window. AI is no longer a futurist...
How to build forward-thinking cybersecurity teams for tomorrow
We are witnessing something unprecedented in cybersecurity: the democratization of advanced cyberattack capabilities. What once required nation-state resources sophisticated social engineering, polymorphic malware, coordinated infrastructure now fits in a prompt window. AI is no longer a futurist...