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Microsoft Security Blog

Published
3 min read

Cybersecurity and cyber-resilience – Equally important but different 

The  October Mirai-based IoT attack demonstrated an important and often neglected consequence of technology’s expansion into every aspect of our daily lives, as well as into the systems that underpin our economies and societies. We have never been as exposed to cyberattacks and because technology’s pervasiveness in our lives the possible consequences of attacks, such […]

Published
3 min read

Our commitment to our customers’ security 

Windows is the only platform with a customer commitment to investigate reported security issues and proactively update impacted devices as soon as possible. And we take this responsibility very seriously. Recently, the activity group that Microsoft Threat Intelligence calls STRONTIUM conducted a low-volume spear-phishing campaign. Customers using Microsoft Edge on Windows 10 Anniversary Update are […]

Office 2013 can now block macros to help prevent infection 

Office 365 client applications now integrate with AMSI, enabling antivirus and other security solutions to scan macros and other scripts at runtime to check for malicious behavior. This is part of our continued efforts to tackle entire classes of threats. Learn more: Office VBA + AMSI: Parting the veil on malicious macros In response to […]

Published
4 min read

Use Security Education and Awareness Programs to Your Advantage 

This post is authored by Jonathan C. Trull, Worldwide Executive Cybersecurity Advisor, Enterprise Cybersecurity Group Most of today’s media coverage, internal security budgets, and venture capital dollars are focused on new and exciting technologies, such as next-generation endpoint solutions, user behavior analytics, and others.  However, one equally important area that often receives little attention is […]

Retain Microsoft Security Experts

Microsoft Security Experts are now available to strengthen your team with managed security services. Learn how to defend against threats with security experts.

Beware of Hicurdismos: It’s a fake Microsoft Security Essentials installer that can lead to a support call scam 

(Note: Our Tech support scams FAQ page has the latest info on this type of threat, including scammer tactics, fake error messages, and the latest scammer hotlines. You can also read our latest blog, Teaming up in the war on tech support scams.) Wouldn’t it be a shame if, in trying to secure your PC, […]

Published
9 min read

Top Five Security Threats Facing Your Business and How to Respond 

This post was authored by Ann Johnson, Vice-President, Enterprise Cybersecurity Group Headlines highlighting how vulnerable we are to cyber threats are now all too commonplace. The statistics on security events and successful network breaches continue a trend that favors attackers. These bad actors are getting faster at network compromise and data theft while their dwell […]

Published
2 min read

Keeping Adobe Flash Player 

Years ago, Java exploits were a primary attack vector for many attackers looking to infect systems, but more recently, Adobe Flash Player took that mantle. After accounting for almost half of object detections during some quarters in 2014, Java applets on malicious pages decreased to negligible levels by the end of 2015, owing to a […]

Published
1 minute read

Top security trends in IoT 

The continuous connection of smart devices across networks, commonly called the Internet of Things (IoT) is driving a transformation in how enterprises all over the world manage network infrastructure and digital identities. With such rapid change comes new cybersecurity challenges. Many organizations are hesitant to tap into the power of the IoT due to the […]