Signed malware impersonating workplace apps deploys RMM backdoors

In February 2026, Microsoft Defender Experts identified multiple phishing campaigns attributed to an unknown threat actor. The campaigns used workplace meeting lures, PDF attachments, and abuse of legitimate binaries to deliver signed malware. Phishing emails directed users to download malicious...

Silk Typhoon targeting IT supply chain

Executive summary: Microsoft Threat Intelligence identified a shift in tactics by Silk Typhoon, a Chinese espionage group, now targeting common IT solutions like remote management tools and cloud applications to gain initial access. While they haven't been observed directly targeting Microsoft...

Microsoft unveils expansion of AI for security and security for AI at Microsoft Ignite

The future of security with AI The increasing speed, scale, and sophistication of recent cyberattacks demand a new approach to security. Traditional tools are no longer enough to keep pace with the threats posed by cybercriminals. In just two years, the number of password attacks detected by...

How Microsoft can help you go passwordless this World Password Day

It’s that time of year again. World Password Day is May 4, 2023.1 There’s a reason it’s still going strong 10 years after being created by cybersecurity professionals. A recent study that analyzed more than 15 billion passwords found that the top 10 most popular passwords still include...

Microsoft Entra delivers 240 percent ROI, according to new Forrester study

Every day we easily move between apps and devices while identity professionals work hard behind the scenes to improve technologies that make this digital experience more secure. With nearly 50 percent of data breaches caused by stolen credentials, its important for identity professionals to arm...

Simplified endpoint management with Microsoft Intune Suite: Adopting a long-term approach with intelligence and automation

The last couple of years have been difficult, with many organizations operating in a response mode. From a global pandemic to an economic downturn to increasing security risks, teams are under more pressure than ever to deliver greater cyber security and do more with less. This responsive approac...

4 things to look for in a multicloud data protection solution

What does it mean to be a multicloud organization? As the name implies, the term describes a model of cloud computing where an organization uses multiple clouds—two or more public clouds, private clouds, or a combination of public, private, and edge clouds—to distribute applications and services...

Microsoft supports the DoD’s Zero Trust strategy

The Department of Defense DoD released its formal Zero Trust strategy today, marking a major milestone in its goal of achieving enterprise-wide implementation by 2027. The strategy comes at a critical time as United States government networks continue to face nearly half the global nation-state...

How a leading Microsoft engineer extends culture to service resiliency

It’s hard to underestimate the impact that people can have on us in our formative years. Huiwen Ru, who spent several years working in identity and access management and is now a Principal Software Engineering Manager on the Singularity team at Microsoft, is a living example of how important...

How Microsoft is partnering with vendors to provide Zero Trust solutions

As workplaces around the world embrace hybrid work, Zero Trust provides the guiding strategy that keeps companies secure. However, no two organizations are alike. The Zero Trust journey will look unique for every organization that implements it. This means we must work together to create solution...

The passwordless future is here for your Microsoft account

Nobody likes passwords. They’re inconvenient. They’re a prime target for attacks. Yet for years they’ve been the most important layer of security for everything in our digital lives—from email to bank accounts, shopping carts to video games. We are expected to create complex and unique passwords,...

Combat attacks with security solutions from Trustwave and Microsoft

This blog post is part of the Microsoft Intelligent Security Association guest blog series. Learn more about MISA. In 2021, cyberattacks and instances of ransomware demands against companies, agencies, and institutions have dominated the headlines. These kinds of attacks are on the rise and often...

Microsoft announces recipients of academic grants for AI research on combating phishing

Every day in the ever-changing technology landscape, we see boundaries shift as new ideas challenge the old status quo. This constant shift is observed in the increasingly sophisticated and connected tools, products, and services people and organizations use on a daily basis, but also in the...

How purple teams can embrace hacker culture to improve security

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 Godyla talks with Matthew Hickey, co-founder, CEO, and writ...

Forrester names Microsoft a Leader in The Forrester Wave™: Cloud Security Gateways, Q2 2021

I am thrilled to share that Forrester Research has named Microsoft Cloud App Security as a Leader in The Forrester Wave: Cloud Security Gateways, Q2 2021. Additionally, Microsoft received the highest score in the strategy category. People have increasingly used cloud apps to stay productive and...

Mitigate OT security threats with these best practices

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 Godyla talks with Chris Sistrunk, Technical Manager in...

Securing and governing data in a new hybrid work reality

The past year has led to an evolution in not only how we think about work, but more importantly, where work gets done. Arguably, gone are the days that your organization’s data is limited to the protected confines of your corporate network as your people continue to work remotely, return in some...

Microsoft surpasses $10 billion in security business revenue, more than 40 percent year-over-year growth

I joined Microsoft a little more than six months ago—amid a global pandemic and a new norm of remote work, as well as one of the most rapidly evolving threat landscapes in history. We’ve witnessed more sophisticated attacks, like the recent SolarWinds incident, as well as an increase in attack...

Stopping Active Directory attacks and other post-exploitation behavior with AMSI and machine learning

When attackers successfully breach a target network, their typical next step is to perform reconnaissance of the network, elevate their privileges, and move laterally to reach specific machines or spread as widely as possible. For these activities, attackers often probe the affected network’s...

Associate Microsoft and Pradeo to manage and secure Android Enterprise mobile devices

This blog post is part of the Microsoft Intelligence Security Association guest blog series. To learn more about MISA, go here. Want to learn more on how Android Enterprise works with existing mobility management and security solutions? This article will explain how Android Enterprise fits in a...

Empower your analysts to reduce burnout in your security operations center

Effective cybersecurity starts with a skilled and empowered team. In a world with more remote workers and an evolving threat landscape, you need creative problem solvers defending your organization. Unfortunately, many traditional security organizations operate in a way that discourages growth,...

Introducing Kernel Data Protection, a new platform security technology for preventing data corruption

Attackers, confronted by security technologies that prevent memory corruption, like Code Integrity CI and Control Flow Guard CFG, are expectedly shifting their techniques towards data corruption. Attackers use data corruption techniques to target system security policy, escalate privileges, tampe...

The psychology of social engineering—the “soft” side of cybercrime

Forty-eight percent of people will exchange their password for a piece of chocolate,1 91 percent of cyberattacks begin with a simple phish,2 and two out of three people have experienced a tech support scam in the past 12 months.3 What do all of these have in common? They make use of social...

UEFI scanner brings Microsoft Defender ATP protection to a new level

Microsoft Defender Advanced Threat Protection Microsoft Defender ATP is extending its protection capabilities to the firmware level with a new Unified Extensible Firmware Interface UEFI scanner. Hardware and firmware-level attacks have continued to rise in recent years, as modern security solutio...

Defending the power grid against supply chain attacks: Part 3 – Risk management strategies for the utilities industry

Over the last fifteen years, attacks against critical infrastructure figure1 have steadily increased in both volume and sophistication. Because of the strategic importance of this industry to national security and economic stability, these organizations are targeted by sophisticated, patient, and...

Turning collaboration and customer engagement up with a strong identity approach

In these challenging times, it’s even more apparent that modern companies are managing a blended workforce that encompasses not only their full-time staff and customers but also their contractors, consultants, subsidiaries, suppliers, partners, and soon-to-be customers. Balancing friction-less...

Welcoming more women into cybersecurity: the power of mentorships

From the way our industry tackles cyber threats, to the language we have developed to describe these attacks, I’ve long been a proponent to challenging traditional schools of thought—traditional cyber-norms—and encouraging our industry to get outside its comfort zones. It’s important to expand ou...

Guarding against supply chain attacks—Part 3: How software becomes compromised

Do you know all the software your company uses? The software supply chain can be complex and opaque. It’s comprised of software that businesses use to run operations, such as customer relationship management CRM, enterprise resource planning ERP, and project management. It also includes the...

5 identity priorities for 2020

Today, Joy Chik, Corporate Vice President of Identity, shared five priorities central to security that organizations should prioritize in 2020 as they digitally transform. These priorities are based on many conversations with our customers, including: 1. Connect all applications and cloud resourc...

Want better apps? You need a (agile security) hero!

If weve learned anything from the rise of Marvel Cinematic Universe, its that good things tend to happen when heroes intervene. For securing new applications, this metaphor is a useful one because security isnt always top-of-mind for scrum teams, nor is it always conducive to meeting aggressive...

Intent redirection vulnerability in third-party SDK exposed millions of Android wallets to potential risk

In this article 1. Technical details 2. Disclosure timeline 3. Mitigation and protection guidance 4. References 5. Learn more During routine security research, we identified a severe intent redirection vulnerability in a widely used third-party Android SDK called EngageSDK. This flaw allows apps ...

Guidance for detecting, investigating, and defending against the Trivy supply chain compromise

In this article 1. Analyzing the Trivy supply chain compromise 2. Detection and investigation 3. Mitigation and protection guidance 4. Advanced hunting queries 5. References 6. Learn more On March 19, 2026, Trivy, Aqua Security’s widely used open-source vulnerability scanner, was reported to have...

Digital security sessions at Microsoft Ignite to prepare you for the era of AI

Thousands of security professionals will join us for Microsoft Ignite 2023 from November 14 to 17, 2023, where we will share how to embrace the AI era confidently, with protection for people, data, devices, and apps that extends across clouds and platforms. With more than 45 security sessions,...

Automatic Conditional Access policies in Microsoft Entra streamline identity protection

Extending our commitment to help customers be secure by default, today were announcing the auto-rollout of Microsoft Entra Conditional Access policies that will automatically protect tenants based on risk signals, licensing, and usage. Weve designed these policies based on our deep knowledge of t...

Expanded Microsoft Security Experts offerings provide comprehensive protection

Since we first introduced Microsoft Security Experts in May 2022, we’ve worked hard to expand our new security services category. In the past 16 months, we’ve launched new services, expanded our capabilities, and introduced new ways to buy. Our customers face an unprecedented number of security...

Gain real-time identity protection with Microsoft and Recorded Future

This blog post is part of the Microsoft Intelligent Security Association guest blog series. Learn more about MISA. You’ve implemented multifactor authentication for access to your enterprise network. But what if multifactor authentication isn’t as foolproof as you’re hoping? Are you comfortable...

New research, tooling, and partnerships for more secure AI and machine learning

Today we’re on the verge of a monumental shift in the technology landscape that will forever change the security community. AI and machine learning may embody the most consequential technology advances of our lifetime, bringing huge opportunities to build, discover, and create a better world. Bra...

Microsoft named a Leader in 2022 Gartner® Magic Quadrant™ for Access Management for the 6th year

We are honored to announce that Microsoft has been named a Leader in the 2022 Gartner® Magic QuadrantTM for Access Management for Microsoft Azure Active Directory Azure AD, part of Microsoft Entra. We thank our customers who guide our strategy and product innovation, engage with us deeply in...

Stop Ransomware with Microsoft Security digital event presents threat intelligence in action

One of the biggest challenges in security today is visibility. And by visibility, I don’t just mean keeping an eye on ever-evolving cyberthreats, but also seeing your own security environment clearly—especially where you’re vulnerable. For defenders who are working hard to manage threats across...

Detecting and preventing privilege escalation attacks leveraging Kerberos relaying (KrbRelayUp)

On April 24, 2022, a privilege escalation hacking tool, KrbRelayUp, was publicly disclosed on GitHub by security researcher Mor Davidovich. KrbRelayUp is a wrapper that can streamline the use of some features in Rubeus, KrbRelay, SCMUACBypass, PowerMad/SharpMad, Whisker, and ADCSPwn tools in...

A simpler, more integrated approach to data governance

It’s no secret that the volume of data created by organizations and people multiplies daily. And, in the digital—and hybrid work—world we live in, that data is spread across more tools, platforms, devices, and clouds than ever before, creating regulatory challenges and security risks. Organizatio...

Microsoft a Leader in 2021 Gartner® Magic Quadrant™ for Unified Endpoint Management Tools

In today’s changing business world, where flexibility is more crucial than ever, we’re honored that Gartner has again recognized Microsoft as a Leader in the Magic Quadrant for Unified Endpoint Management UEM Tools1. Over the last 18 months, millions of employees worldwide have had to shift their...

Terranova Security Gone Phishing Tournament reveals continued weak spot in cybersecurity

The Terranova Security annual Gone Phishing Tournament wrapped up in October 2020, spanning 98 countries and industries including healthcare, consumer goods, transport, energy, IT, finance, education, manufacturing, and more. Using templates created from actual phishing attacks created by Microso...

New cloud-native breadth threat protection capabilities in Azure Defender

As the world adapts to working remotely, the threat landscape is constantly evolving, and security teams struggle to protect workloads with multiple solutions that are often not well integrated nor comprehensive enough. This results in serious threats avoiding detection, as well as security teams...

Becoming resilient by understanding cybersecurity risks: Part 1

All risks have to be viewed through the lens of the business or organization. While information on cybersecurity risks is plentiful, you can’t prioritize or manage any risk until the impact and likelihood to your organization is understood and quantified. This rule of thumb on who should be...

Afternoon Cyber Tea: Peak, Plateau, or Plummet? Cyber security trends that are here to stay and how to detect and recover from ransomware attacks

The rapidity of change in the cyberthreat landscape can be daunting for today’s cyber defense teams. Just as they perfect the ability to block one attack method, adversaries change their approach. Tools like artificial intelligence and machine learning allow us to pivot quickly, however, knowing...

Preventing data loss and mitigating risk in today’s remote work environment

The shift to remote work over the past few months has increased the need for organizations to re-evaluate their security and risk management practices. With employees accessing corporate data at times on home computers or sharing and collaborating in new ways, organizations could be at greater ri...

Data privacy is about more than compliance—it’s about being a good world citizen

Happy Data Privacy Day! Begun in 2007 in the European Union E.U. and adopted by the U.S. in 2008, Data Privacy Day is an international effort to encourage better protection of data and respect for privacy. It’s a timely topic given the recent enactment of the California Consumer Privacy Act CCPA...

Malicious npm packages abuse dependency confusion to profile developer environments

In this article 1. Attack chain overview 2. Threat actor attribution 3. Mitigation and protection guidance 4. Indicators of Compromise IOC 5. References 6. Learn more Microsoft Threat Intelligence has uncovered an active supply chain attack involving malicious npm packages registered under...

Lumma Stealer: Breaking down the delivery techniques and capabilities of a prolific infostealer

Over the past year, Microsoft observed the persistent growth and operational sophistication of Lumma Stealer, an infostealer malware used by multiple financially motivated threat actors to target various industries. Our investigation into Lumma Stealer’s distribution infrastructure reveals a...