Microsoft Build 2026: Securing code, agents, and models across the development lifecycle

In this article 1. Secure your code 2. Secure your agents 3. Trust agents with your data 4. Secure your models 5. Trust starts with security Today, developers and security teams are caught in growing tension. AI is accelerating development and introducing new issues around insecure code, opaque...

Microsoft Agent 365, now generally available, expands capabilities and integrations

Microsoft Agent 365 Now generally available for commercial customers. Connect with your Microsoft 365 expert Choose an ecosystem partner for agent security and governance AI agents aren’t coming—they’re already in your environment. They show up in places you expect like Microsoft Copilot, Microso...

Microsoft SDL: Evolving security practices for an AI-powered world

As AI reshapes the world, organizations encounter unprecedented risks, and security leaders take on new responsibilities. Microsoft’s Secure Development Lifecycle SDL is expanding to address AI-specific security concerns in addition to the traditional software security areas that it has...

Think before you Click(Fix): Analyzing the ClickFix social engineering technique

Over the past year, Microsoft Threat Intelligence and Microsoft Defender Experts have observed the ClickFix social engineering technique growing in popularity, with campaigns targeting thousands of enterprise and end-user devices globally every day. Since early 2024, we’ve helped multiple custome...

AI jailbreaks: What they are and how they can be mitigated

Generative AI systems are made up of multiple components that interact to provide a rich user experience between the human and the AI models. As part of a responsible AI approach, AI models are protected by layers of defense mechanisms to prevent the production of harmful content or being used to...

Microsoft achieves first native Cloud Data Management Capabilities certification

Today, Microsoft announced the successful completion of the Cloud Data Management Capabilities CDMC 14 Key Controls and Automations certification, conducted by Accenture and Avanade, accelerating the industry’s move to the cloud. The 14 Key Controls and Automations are a part of the EDM Council’s...

2022 in review: DDoS attack trends and insights

As organizations strengthen their defenses and take a more proactive approach to protection, attackers are adapting their techniques and increasing the sophistication of their operations. Cybercrime continues to rise with the industrialization of the cybercrime economy providing cybercriminals wi...

Microsoft Defender for Office 365 named Best Email Security Service of 2023 by SE Labs

In todays world where hybrid and remote work are on the rise, and companies rely on email now more than ever, phishing remains one of the most prominent and sophisticated techniques that malicious actors utilize to attack organizations and gain access to their most sensitive information...

Implementing Zero Trust access to business data on BYOD with Trustd MTD and Microsoft Entra

This blog post is part of the Microsoft Intelligent Security Association guest blog series. Learn more about MISA. As more employees work remotely on a variety of devices and networks, businesses need a security model that supports this new operational efficiency. An expanding perimeter poses...

Discover Microsoft Security solutions for SLTT government grant readiness

As part of the Bipartisan Infrastructure Law, also known as the Infrastructure Investment and Jobs Act of 2021, the United States federal government announced a cybersecurity grant program for state, local, territorial, and tribal SLTT governments to fund allocation of USD1 billion over the next...

How one product manager builds community at Microsoft Security

I first met Joey Cruz not long after he joined the Microsoft Identity and Network Access IDNA team when he helped create demos for a keynote speech I was delivering. Joey has a way of making you feel that even if something goes sideways, it will all be okay because he will make sure it is. As...

Discover 5 lessons Microsoft has learned about compliance management

Compliance management is a complex process—one that gets increasingly more complicated the larger an organization grows. Microsoft knows this firsthand, not only because of our experience providing Security and Compliance solutions to customers but also because of the global reach and...

So you want to be a CISO: What you should know about data protection

Data is the lifeblood of any organization. Whether you’re a Chief Information Security Officer CISO or aspiring to become one, protecting sensitive business data will be your main priority. But the job isn’t getting any easier. In 2021, the number of data breaches climbed 68 percent to 1,862,...

Learn the latest cybersecurity techniques at the Microsoft Security Summit

In a world marked by change and uncertainty, innovation is more than a nice-to-have—it’s vital to any healthy organization. But fearless innovation becomes impossible when gaps in security can put those ideas at risk. Many organizations try to increase their defenses by piecing together a patchwo...

Microsoft CRSP shares the ways human behavior affects compromise recovery

The Microsoft Compromise Recover Security Practice CRSP is a worldwide team of cybersecurity experts operating in most countries, across all organizations public and private, with deep expertise to secure an environment post-security breach and to help you prevent a breach in the first place. As ...

How Microsoft can help reduce insider risk during the Great Reshuffle

These are exciting and demanding days for organizations adapting to hybrid work realities, including a wider distributed workforce and more rapid change in employee roles. Organizations are becoming more agile as they refocus on employee onboarding and empowerment, opportunities with third-party...

The importance of identity and Microsoft Azure Active Directory resilience

I love hearing my colleagues explain how they came to the industry because so many of their stories are unusual. I’m surprised how often I hear that people got into computer science by some fortuitous accident. Although he loved computers from the time he was a kid, Oren Melzer never expected to...

Learn how Microsoft strengthens IoT and OT security with Zero Trust

As cyber threats grow more sophisticated and relentless, the need for Cybersecurity Awareness Month becomes more urgent every year. As part of our year-round commitment to security for all, Microsoft continues to track numerous incidents targeting both digital and physical operations for many...

Get career advice from 7 inspiring leaders in cybersecurity

Are you currently studying information security? Or are you considering transitioning to a career in cybersecurity? According to the US Bureau of Labor Statistics, cybersecurity jobs will grow 31 percent from 2019 to 2029—more than six times the national average job growth.1 Cybersecurity skills...

New study shows customers save time, resources and improve security with Microsoft Cloud App Security

The global pandemic has forever changed our workplaces and reshaped our cybersecurity priorities. While in recent months cloud apps have helped people around the globe stay productive and connected. They also pose an increased cybersecurity risk to businesses large and small, especially when you...

Barracuda and Microsoft: Removing security barriers to faster public cloud adoption

Barracuda’s CloudGen Firewall is tightly integrated with Microsoft Azure Virtual WAN, Azure Active Directory Azure AD, Azure Security Center, and Azure Sentinel. Integrated into Azure, Barracuda’s networking and security capabilities enable customers’ secure infrastructure migrations and the use ...

One simple action you can take to prevent 99.9 percent of attacks on your accounts

There are over 300 million fraudulent sign-in attempts to our cloud services every day. Cyberattacks aren’t slowing down, and it’s worth noting that many attacks have been successful without the use of advanced technology. All it takes is one compromised credential or one legacy application to...

Secure access to your enterprise with Microsoft 365 Enterprise E5

Most lessons in cybersecurity are born out of necessity. In this case, it was my need for a haircut. Last weekend, I was reminded why it’s time to rethink the conventional wisdom about secure passwords and user access. I was making an appointment online and at the very end of the process, the...

Announcing new capabilities for the Microsoft Azure Security Center

Microsoft Azure Security Center—the central hub for monitoring and protecting against related incidents within Azure—has released new capabilities. The following features—announced at Hannover Messe 2019—are now generally available for the Azure Security Center: Advanced Threat Protection for Azu...

Announcing the new Security Engineering website

To meet users’ expectations for security when using a product or cloud service, security must be an integral part of all aspects of the lifecycle. We all know this, and yet time has proven that this is far easier said than done because there is no single approach nor silver bullet that works in...

How to secure edge AI in customer-owned environments

In this article 1. Edge AI changes the trust model for AI systems 2. Constrain model actions through deterministic mediation 3. Establish trust before releasing sensitive assets 4. Verify runtime before releasing sensitive assets 5. Verify artifacts that shape model behavior 6. Next steps Edge AI...

​​​​​​What’s new in Microsoft Security: August 2026

As organizations incorporate AI agents into more processes across business and operations, security teams can benefit from greater visibility and new purpose-built tools that help manage, secure, and govern AI. This month’s updates provide new capabilities to help organizations gain insights into...

128 Seconds to disruption: Microsoft Defender stops ransomware at QNET

In this article 1. What is device isolation? 2. Case study: QNET 3. Attack chain overview 4. MITRE ATT&CK techniques observed 5. References 6. Learn more Microsoft Defender's attack disruption now includes device isolation, a new response action that extends autonomous protection directly to...

Defending SaaS-based applications against ShinyHunters OAuth abuse

In this article 1. Attack chain overview 2. Improving visibility into Salesforce OAuth abuse 3. Mitigation and protection guidance 4. Learn more In a series of campaigns observed between mid-2025 and mid-2026, Microsoft identified threat actor activity with overlapping tradecraft commonly...

Turn specs into evals for any agent with ASSERT

Today, we’re releasing Adaptive Spec-driven Scoring for Evaluation and Regression Testing ASSERT, an open-source framework for turning natural-language behavior specifications into executable evaluations. Every team building an AI system starts with a clear intention for the behaviors they want t...

Preinstall to persistence: Inside the Red Hat npm Miasma credential-stealing campaign

In this article 1. Attack chain overview 2. Mitigation and protection guidance 3. Learn more Microsoft Threat Intelligence identified a large-scale npm supply chain attack affecting 32 maliciously modified packages across more than 90 versions under the @redhat-cloud-services npm scope. The...

Introducing RAMPART and Clarity: Open source tools to bring safety into Agent development workflow

In this article 1. Why we are investing in this 2. RAMPART: Continuous safety testing for agentic AI 3. Clarity: Helping check software engineering assumptions 4. RAMPART and Clarity available now The AI systems shipping inside enterprises today are fundamentally different from the ones we were...

How Storm-2949 turned a compromised identity into a cloud-wide breach

In this article 1. Attack chain overview 1. Cloud compromise: Microsoft Entra ID and Microsoft 365 2. Initial access and persistence through targeted social engineering and SSPR abuse 3. Directory discovery and persistence 4. Microsoft 365 discovery and exfiltration 5. Cloud compromise: Microsoft...

Secure agentic AI end-to-end

Next week, RSAC™ Conference celebrates its 35-year anniversary as a forum that brings the security community together to address new challenges and embrace opportunities in our quest to make the world a safer place for all. As we look towards that milestone, agentic AI is reshaping industries...

Developer-targeting campaign using malicious Next.js repositories

Microsoft Defender Experts identified a coordinated developer-targeting campaign delivered through malicious repositories disguised as legitimate Next.js projects and technical assessment materials. Telemetry collected during this investigation indicates the activity aligns with a broader cluster...

Unify now or pay later: New research exposes the operational cost of a fragmented SOC

Security operations are entering a pivotal moment: the operating model that grew around network logs and phishing emails is now buckling under tool sprawl, manual triage, and threat actors that outpace defender capacity. New research from Microsoft and Omdia shows just how heavy the burden can...

Data Breach Reporting for regulatory requirements with Microsoft Data Security Investigations​​

Seventy-four percent of organizations surveyed experienced at least one data security incident with their business data exposed in the previous year as reported in Microsoft’s Data Security Index: Trends, insights, and strategies to secure data report. Despite the best people, process and...

Marbled Dust leverages zero-day in Output Messenger for regional espionage

Since April 2024, the threat actor that Microsoft Threat Intelligence tracks as Marbled Dust has been observed exploiting user accounts that have not applied fixes to a zero-day vulnerability CVE-2025-27920 in the messaging app Output Messenger, a multiplatform chat software. These exploits have...

Meet the Deputy CISOs who help shape Microsoft’s approach to cybersecurity: Part 2

Microsoft launched its Cybersecurity Governance Council in 2024, and with it, named a group of deputy chief information security officers that ensure comprehensive oversight of the company’s cybersecurity risk, defense, and compliance. These leaders work in tandem with product and engineering...

Security above all else—expanding Microsoft’s Secure Future Initiative

Last November, we launched the Secure Future Initiative SFI to prepare for the increasing scale and high stakes of cyberattacks. SFI brings together every part of Microsoft to advance cybersecurity protection across our company and products. Since then, the threat landscape has continued to rapid...

Starting your journey to become quantum-safe

There’s no doubt we are living through a time of rapid technological change. Advances in ubiquitous computing and ambient intelligence transform nearly every aspect of work and life. As the world moves forward with new advancements and distributed technologies, so too does the need to understand...

Getting started with the CDMC framework—Microsoft’s guide to cloud data management

On March 20, 2023, Microsoft announced the successful completion of the Cloud Data Management Capabilities CDMC certification. As a proponent of wider industry standards, I was fortunate to be part of Microsoft’s executive team working to achieve this important milestone. Beginning in 2020, we...

Secure hybrid and remote workplaces with a Zero Trust approach

Productivity and innovation have become critical goals in many hybrid and remote work environments. Ensuring preventative and strong security, in turn, must be at the heart of that. In this blog series, we’ll discuss two Zero Trust business scenarios: enabling a more productive hybrid or remote...

Addressing cybersecurity at the board level with Difenda and Microsoft

This blog post is part of the Microsoft Intelligent Security Association guest blog series. Learn more about MISA. Cybersecurity is no longer simply a lone silo or regulatory process; it is a business issue that affects every aspect of an organization. From financial losses to reputational damage...

The door is open for anyone to become a cyber defender

Throughout Cybersecurity Awareness Month, Microsoft has highlighted the importance of cybersecurity and provided resources to help people and organizations stay safe. It’s great to have this month as a reminder, and even better if that awareness becomes a year-round endeavor. Education is really...

How IT and security teams can work together to improve endpoint security

For executives in the IT and security spaces, the current climate offers reasons to worry. As workers become accustomed to new flexibility in the workplace, hybrid and remote work options present more challenges. Users want to access corporate resources from their own devices without the...

Strategies, tools, and frameworks for building an effective threat intelligence team

How to think about building a threat intelligence program The security community is continuously changing, growing, and learning from each other to better position the world against cyber threats. In the latest Voice of the Community blog series post, Microsoft Product Marketing Manager Natalia...

Optimize security with Azure Firewall solution for Azure Sentinel

Security is a constant balance between proactive and reactive defenses. They are both equally important, and neither can be neglected. Effectively protecting your organization means constantly optimizing both prevention and detection. That’s why we’re excited to announce a seamless integration...

Why threat protection is critical to your Zero Trust security strategy

The corporate network perimeter has been completely redefined. Many IT leaders are adopting a Zero Trust security model where identities play a critical role in helping act as the foundation of their modern cybersecurity strategy. As a result, cybercriminals have shifted their focus and identitie...

Cyberattacks targeting health care must stop

In recent months, we’ve detected cyberattacks from three nation-state actors targeting seven prominent companies directly involved in researching vaccines and treatments for COVID-19. The targets include leading pharmaceutical companies and vaccine researchers in Canada, France, India, South Kore...