Threat intelligence

The Microsoft Threat Intelligence community is made up of world-class experts, security researchers, analysts, and threat hunters who analyze 78 trillion signals daily to discover threats and deliver timely and timely, relevant insight to protect customers. See our latest findings, insights, and guidance.

April 27, 2015

2 min read

Cleaning up misleading advertisements

Protecting the modern workplace from a wide range of undesirable software Our evaluation criteria describe the characteristics and behavior of malware and potentially unwanted applications and guide the proper identification of threats.
June 17, 2015

4 min read

Understanding type confusion vulnerabilities: CVE-2015-0336

In March 2014, we observed a patched Adobe Flash vulnerability (CVE-2015-0336) being exploited in the wild.
November 16, 2015

2 min read

Microsoft Security Intelligence Report: Strontium

The Microsoft Security Intelligence Report (SIR) provides a regular snapshot of the current threat landscape, using data from more than 600 million computers worldwide.
December 17, 2015

3 min read

Microsoft updates Trusted Root Certificate Program to reinforce trust in the Internet

At Microsoft, we are continuously working to deliver on our commitment to the security of our customers and their ecosystems.
December 21, 2015

2 min read

Keeping browsing experience in users’ hands

Protecting the modern workplace from a wide range of undesirable software Our evaluation criteria describe the characteristics and behavior of malware and potentially unwanted applications and guide the proper identification of threats.
March 22, 2016

5 min read

New feature in Office 2016 can block macros and help prevent infection

To help counter malware, we are releasing a new feature in Office 2016 that blocks macros from loading in certain high-risk scenarios.
April 12, 2016

3 min read

MSRT April release features Bedep detection

As part of our ongoing effort to provide better malware protection, the Microsoft Malicious Software Removal Tool (MSRT) release this April will include detections for: Win32/Bedep – Trojan family Win32/Upatre – Trojan family Ransom:MSIL/Samas – Ransomware family In this blog, we’ll focus on the Bedep family of trojans.
April 21, 2016

2 min read

A brief discourse on ‘Changing browsing experience’

Protecting the modern workplace from a wide range of undesirable software Our evaluation criteria describe the characteristics and behavior of malware and potentially unwanted applications and guide the proper identification of threats.
May 26, 2016

2 min read

Limited Periodic Scanning in Windows 10 to Provide Additional Malware Protection

Every month, Microsoft’s Malicious Software Removal Tool (MSRT) scans more than 500 million Windows devices for malware and malicious software.
July 22, 2016

4 min read

Kovter becomes almost fileless, creates a new file type, and gets some new certificates

Trojan:Win32/Kovter is a well-known click-fraud malware which is challenging to detect and remove because of its file-less persistence on infected PCs.
October 21, 2016

4 min read

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.
October 26, 2016

1 min read

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.

Threat intelligence

Filtered by

Refine results

Cleaning up misleading advertisements

Understanding type confusion vulnerabilities: CVE-2015-0336

Microsoft Security Intelligence Report: Strontium

Microsoft updates Trusted Root Certificate Program to reinforce trust in the Internet

Keeping browsing experience in users’ hands

New feature in Office 2016 can block macros and help prevent infection

MSRT April release features Bedep detection

A brief discourse on ‘Changing browsing experience’

Limited Periodic Scanning in Windows 10 to Provide Additional Malware Protection

Kovter becomes almost fileless, creates a new file type, and gets some new certificates

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

Office 2013 can now block macros to help prevent infection

Get started with Microsoft Security