It's been a while since I urged everyone to patch their computers, but today seems like a perfect occasion to get everyone's attention. Take your pick, depending on whether or not you actually use the program and/or version mentioned. Remember to uninstall programs you no longer use - if it ain't installed, it can't be used as an attack vector!
If you don't trust the direct download links I'm providing, I'm also listing the homepage of the software creator so you can hunt down the correct link yourself.
- Firefox 3.0.7 - download - http://www.mozilla.com
- Adobe Acrobat Reader 9.1 - download - http://www.adobe.com
- Adobe Flash - download - http://www.adobe.com
- Windows - Various Patches - download - http://www.microsoft.com
It can be quite challenging to keep an eye on what new versions are released, what software needs patching, or where to get those updates. You could give the excellent Secunia PSI tool a try : Secunia PSI download.
It'll scan your machine and report what software is out of date, vulnerable or end-of-life, as well as give you - where possible - a direct download link so you can stay up to date easily. Run it every week or have it monitor your computer constantly, your choice, but I use it on all my machines and recommend it to most of my friends, relatives...