Safety Center: Security

How can I identify a phishing website or email?
Know the signs for your safety and security.
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Do I need to back up my computer?
Even if you've taken precautions to protect your computer from malicious software, other potential dangers could harm your data.
Help! I think I've been phished!
If you think you've given confidential personal information to a phishing site, follow these guidelines.
How do I remove pop-ups, viruses, adware or spyware?
Suspect your computer is infected with a virus or other malicious software? Take action.
Protect Your PC
Antivirus software can detect many, though not all, forms of malicious software before they have a chance to affect your computer
Reporting Security Issues on Yahoo
There are several ways for you to report security issues on Yahoo.
Using Public Networks
It's incredibly convenient to use the Internet when you're out and about, but here are some precautions that you should take when using a public network.