Latest Security Information
Microsoft Security Bulletins are released along with security updates on the second Tuesday of every month.
Security Bulletins for Consumers
Install the latest security updates on your computer from Microsoft Update. Microsoft recommends that you install all high-priority and critical security updates immediately.
Latest Information
Microsoft security updates for June 2009
Security Bulletins for IT Professionals
Security Bulletins provide guidance and detailed technical information about security updates, including:
- Products affected
- The aggregate maximum severity
- Mitigations and workarounds
- Information about detection tools relevant to the update
- Frequently asked questions (FAQs)
- Related Knowledge Base articles that provide additional technical information to help with your risk evaluation.
Microsoft recommends that you visit the Microsoft TechNet Security page for updated guidance on computer security.
Latest Information
Microsoft Security Bulletin Summary for June 2009
TechNet Webcast: Information About Microsoft June Security Bulletins (Level 200)
Published or Last Updated: 6/09/2009
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See archives: Microsoft Security Bulletin Summaries and Webcasts .
Security Advisories
Microsoft Security Advisories address security changes that might not be classified as vulnerabilities and might not require a security bulletin, but that still can affect customers' overall security.
Each advisory is accompanied by a Microsoft Knowledge Base Article reference number to provide additional information about the changes. Topics that future security advisories might discuss include the following:
- "Defense in Depth" security enhancements or changes that are unrelated to security vulnerabilities
- Guidance and mitigations that might apply to publicly disclosed vulnerabilities
- Additional information about potential threats that have been publicly disclosed.
Latest Information
Read the latest advisory and Frequently Asked Questions about security advisories.
Help & Resources
Learn how you can protect yourself using our collection of help and resource topics.
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