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The Microsoft Threat Modeling Tool helps engineers analyze the security of their systems to find and address design issues early in the software lifecycle.

• The Microsoft SDL Threat Modeling Tool is a core element of the SDL. The Microsoft Security Development Lifecycle (SDL) specifies development teams should define a products default and maximum attack surface during the design phase and reduce the likelihood for exploitation wherever possible. The tool is used during the design phase of the SDL and helps architects and engineers analyze their designs and software architecture before they start implementation.

Files

Status: Live This download is still available on microsoft.com. The downloads below will come directly from the Microsoft Download Center.

File	Size
MSThreatModelingTool2014.msi SHA1: 371245dca1ea61df10d95f4b00b8d0cc6ae3814f	1.64 MB

File sizes and hashes are retrieved from the Wayback Machine’s indexes. They may not match the latest versions of files hosted on Microsoft servers.

• Supported Operating System: Windows 7, Windows 8, Windows 8.1, Windows Server 2008 R2 and Windows Server 2012.NET Framework 4.0 full installation is required (client install is not sufficient).NOTE: Microsoft Threat Modeling Tool (TMT) 2014 is a stand-alone tool. TMT 2014 supports migration of threat models built with SDL Threat Modeling Tool v3 to the new TMT 2014 file format. However, migration of v3 models to TMT 2014 requires Microsoft Visio 2007 or later.

• Setup consists of installing Microsoft Threat Modeling Tool 2014 on your local machine as a stand-alone tool. To perform setup:1. Download the Microsoft Threat Modeling Tool 2014 (MSThreatModelingTool2014Setup.msi) from this page2. Run MSThreatModelingTool2014.msiDefault install directory is C:\Program Files (x86)\Microsoft Threat Modeling Tool 2014 and the executable to run the tool is TMT4.exe.