Featured Security Technology
Whether you're shopping or surfing, don’t be a victim of identity theft: Block fraudulent Web sites.
Strong passwords: How to create and use them
6 steps to a better password; plus, common strategies it's better to avoid.
Check your password strength
Spyware & Viruses
Viruses can infect mobile devices, too
But you can help protect them. For example: Keep your Bluetooth phone in non-discoverable mode.
What is a firewall?
A firewall identifies information coming from the Internet that comes from a dangerous location or seems suspicious.
Improve your family's Web security in 4 steps
Protect your kids from inappropriate content and contact.
It's e-card season!
Send and receive holiday e-cards more safely by taking a couple quick and easy steps.
Blog: Security Tips & Talk
About our blog
What's the difference between spyware and a virus?
Nov 2, 2006
Why didn't Windows Defender recognize spyware on my computer?
Nov 14, 2006
Downloads, Products, & Services
Protect Your Computer
from spyware and other unwanted software
Windows Live OneCare
Windows Live OneCare Safety Scanner
Internet Explorer 7
from identity theft, fraud, and spam
Microsoft Phishing Filter
2007 Microsoft Office System Beta
Protect Your Family
from unwanted content and contact
Xbox Family Settings
Windows Live OneCare Family Safety (Beta)
Windows Vista Family Safety Settings
Microsoft Security Portal
Recent Security Incidents