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Security updates for March 11, 2014 Learn how to get security updates automatically Get updates from Microsoft Update Watch a video about the updates Q&A How do I know if I already have antivirus software? If your computer is running Windows 8, you already have antivirus software. If your computer is running Windows 7, Windows Vista, or Windows XP, check to see whether you're protected from viruses, spyware, and other malicious software. Learn more.   Top Stories 5 things you need to know about tech support scams   Unsolicited calls from Microsoft tech support are usually scams designed to install malicious software on your computer, steal your personal information, or both.   The secrets of teens and social media In her new book, It's Complicated: The Social Lives of Networked Teens, danah boyd leverages more than ten years of research and interviews with teens to help shed light on teenagers and social networking.   5 safety tips for online dating Valentine's Day has come and gone, but you can still get tips on how to protect your privacy when you're connecting online.      Microsoft vs. malware: a history For the first time ever, you can read the full story of our battle against worms, viruses, and other malware and the people who create them.        Follow Us Blog Security Tips and Talk Blog Facebook Safer Online Twitter @Safer_Online © 2014 Microsoft Corporation Terms of Use | Trademarks

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