Updating Microsoft Operating System is pretty easy and mostly automatic.  However, if you are unsure, here are some tips to help you secure your computer and keep it secure.

1.  Microsoft only supports the following Operating Systems:

• Windows 7
• Windows Vista
• Windows XP (support ends in 2014)
• Windows Server 2008
• Windows Server 2003 (support ends in 2015)

To verify the patch (update) status, go to update.microsoft.com .  Follow the instructions on the page.

2.  Visit all other software vendor’s webpages to verify your computer is running the latest versions.  Many applications go overlooked.  Here is a list of apps you should check for updates at least monthly

• Mozilla Firefox
• Adobe Flash
• Adobe Reader
• Java

Secunia Personal Software Inspector (PSI)
Stay secure by patching and updating insecure programs

Download Secunia PSI to help you verify your computer is secure!

I use this product myself on my personal computers.  Running the scan is easy and very revealing.  DO IT TODAY!

The Mozilla Foundation has released Firefox 9 and Firefox 3.6.25 to address multiple vulnerabilities. These vulnerabilities may allow an attacker to execute arbitrary code, cause a denial-of-service condition, or perform a cross-site scripting attack.

US-CERT encourages users and administrators to review the Mozilla Foundation Security Advisories for Firefox 9 and Firefox 3.6.25 and apply any necessary updates to help mitigate the risk.

Relevant Url(s):

http://www.mozilla.org/security/known-vulnerabilities/firefox36.html

http://www.mozilla.org/security/known-vulnerabilities/firefox.html#firefox9