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Security Research & Defense

EMET: To be, or not to be, A Server-Based Protection Mechanism

Tuesday, October 20, 2015

Hi Folks – Platforms PFE Dan Cuomo here to discuss a common question seen in the field: “My customer is deploying EMET and would like to know if it is supported on Server Operating Systems.” On the surface there is a simple answer to this question, however with a little poking, a little prodding, the question quickly becomes:

Enhanced Mitigation Experience Toolkit (EMET) version 5.5 Beta is now available

Thursday, October 15, 2015

Enhanced Mitigation Experience Toolkit (EMET) version 5.5 Beta is now available The Enhanced Mitigation Experience Toolkit (EMET) benefits enterprises and all computer users by helping to protect against security threats and breaches that can disrupt businesses and daily lives. It does this by anticipating, diverting, terminating, blocking, or otherwise invalidating the most common actions and techniques adversaries might use to compromise a computer.

What makes a good Microsoft Defense Bounty submission?

Tuesday, September 08, 2015

One of Microsoft’s longstanding strategies toward improving software security continues to involve investing in defensive technologies that make it difficult and costly for attackers to exploit vulnerabilities. These solutions generally have a broad and long lasting impact on software security because they focus on eliminating classes of vulnerabilities or breaking the exploitation primitives that attackers rely on.

Advances in Scripting Security and Protection in Windows 10 and PowerShell V5

Wednesday, June 10, 2015

In the last several releases of Windows, we’ve been working hard to make the platform much more powerful for administrators, developers, and power users alike. PowerShell is an incredibly useful and powerful language for managing Windows domains. Unfortunately, attackers can take advantage of these same properties when performing “post-exploitation” activities (actions that are performed after a system has been compromised).

EMET 5.2 is available (update)

Monday, March 16, 2015

Today, we’re releasing the Enhanced Mitigation Experience Toolkit (EMET) 5.2, which includes increased security protections to improve your security posture. You can download EMET 5.2 from microsoft.com/emet or directly from here. Following is the list of the main changes and improvements: Control Flow Guard: EMET’s native DLLs have been compiled with Control Flow Guard (CFG).

MS15-011 & MS15-014: Hardening Group Policy

Tuesday, February 10, 2015

Today we are releasing MS15-011 & MS15-014 which harden group policy and address network access vulnerabilities that can be used to achieve remote code execution (RCE) in domain networks. The MS15-014 update addresses an issue in Group Policy update which can be used to disable client-side global SMB Signing requirements, bypassing an existing security feature built into the product.

Additional information about CVE-2014-6324

Tuesday, November 18, 2014

Today Microsoft released update MS14-068 to address CVE-2014-6324, a Windows Kerberos implementation elevation of privilege vulnerability that is being exploited in-the-wild in limited, targeted attacks. The goal of this blog post is to provide additional information about the vulnerability, update priority, and detection guidance for defenders. Microsoft recommends customers apply this update to their domain controllers as quickly as possible.

Assessing Risk for the November 2014 Security Updates

Tuesday, November 11, 2014

Today we released fourteen security bulletins addressing 33 unique CVE’s. Four bulletins have a maximum severity rating of Critical, eight have a maximum severity rating of Important, and two have a maximum severity rating of Moderate. This table is designed to help you prioritize the deployment of updates appropriately for your environment.

MS14-072: .NET Remoting Elevation of Privilege Vulnerability

Tuesday, November 11, 2014

Today Microsoft shipped MS14-072 to the .NET Framework to address an Elevation of Privilege (EOP) vulnerability in the .NET Remoting feature. This update fixes a specific issue in .NET Remoting that permitted specially crafted remote endpoints to take advantage of this vulnerability. What is .NET Remoting? .NET Remoting is a layer within the .