Security Downloads

Get the most frequently downloaded security-related tools, services packs, and software.

For the latest security bulletins and downloads, please visit the security bulletin search page.

Most Popular Security Downloads

1.	Windows Malicious Software Removal Tool
2.	Windows Vista Security Guide
3.	Computer Investigation Guide
4.	Adware T.V. Media Removal Tool (KB 886590)
5.	January 09, 2007 Enterprise Update Scan Tool (standalone version)
6.	Security Monitoring and Attack Detection
7.	Extended Security Update Inventory Tool
8.	Secure Wireless Access Point Configuration
9.	Protect Your PC
10.	Security Risk Management Guide

11.	What You Can Do About Spyware
12.	MSRT: Progress Made, Trends Observed
13.	Windows NT 4.0 and Windows 98 Threat Mitigation Guide
14.	Reduce Spam in Your Inbox
15.	The Administrator Accounts Security Planning Guide
16.	The Security Monitoring and Attack Detection Planning Guide
17.	"Improving Virus Protection for Customers"
18.	Microsoft (R) File Checksum Integrity Verifier
19.	December, 2006 12 Enterprise Update Scan Tool (standalone version)
20.	The Services and Service Accounts Security Planning Guide
21.	Strategies for Managing Malware Risks
22.	Threat Modeling Tool
23.	November, 2006 Enterprise Update Scan Tool v2 (standalone version)
24.	I Know What You Did Last Logon - Monitoring Software, Spyware, and Privacy
25.	Regulatory Compliance Planning Guide
26.	Protecting a Network from Unmanaged Clients
27.	Help Protect Yourself Against Identity Theft
28.	The Secure Access Using Smart Cards Planning Guide
29.	Protect Yourself from Phishing
30.	May 9, 2006 Enterprise Update Scan Tool v2 (standalone version)
31.	How to Protect Insiders from Social Engineering Threats
32.	Win32/Blaster: A Case Study From Microsoft's Perspective
33.	Securing Critical and Service Accounts
34.	Safety and Security Online
35.	Enterprise Update Scanning Tool version 3 for Bulletin MS04-028
36.	October 10, 2006 Enterprise Update Scan Tool (standalone version)
37.	gssMonger - Tool for verifying Kerberos authentication interoperability between Windows and other platforms
38.	Hacked! Your Company...
39.	An Automated Virus Classification System
40.	Mapping International Security Standards to MOF - How Security Management and Service Management Intersect
41.	How to Support Smart Card Logon for Remote Access VPN Connections
42.	Radio Frequency Identification (RFID) Privacy: The Microsoft Perspective
43.	Behavioral Modeling of Social Engineering-Based Malicious Software
44.	February 8, 2005 Enterprise Update Scan Tool
45.	Enterprise Update Scanning Tool for Bulletin MS04-028
46.	DCC seminar download 2004-03/04: Security Seminars Presentation Slides
47.	The Code Room: Breaking Into Vegas
48.	September 26, 2006 Enterprise Update Scan Tool (standalone version)
49.	April 11, 2006 Enterprise Update Scan Tool (standalone version)
50.	August 08, 2006 Enterprise Update Scan Tool (standalone version)

Automatic Updates

•	Microsoft Update

•	Windows Server Updates Services

•	Microsoft Office Update

Additional Resources

•	Update Management Center

•	Microsoft Download Center

•	MSDN Downloads for Developers

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