If you suspect that your device may have malware you should have Microsoft Defender run a scan. Here's how to do that on Windows, Mac, or Android.

Find out what to do when you receive a “Call us overprotective” message when signing in to Xbox.com.

Phishing (pronounced: fishing) is an attack that attempts to steal your money, or your identity, by getting you to reveal personal information -- such as credit card numbers, bank information, or passwords -- on websites that pretend to be legitimate. Cybercriminals typically pretend to be reputable companies, friends, or acquaintances in a fake message, which contains a link to a phishing ...

To report an email as phishing or junk: Select the email you want to report. Tap ⋮ at the top right of the screen. Select Report Junk from the dropdown menu. Select Junk, Phishing, or Block Sender as needed.

Learn how to use virus and threat protection options in Windows Security to scan your device for threats and view the results.

A phishing email is an email that appears legitimate but is actually an attempt to get your personal information or steal your money. Some deceptive emails appear to be from a safe sender but, in fact, have a "spoofed" source address to fool you. Here are some ways to deal with phishing and spoofing scams in Outlook.com. Spoof intelligence in Exchange Online Protection helps prevent phishing ...

了解如何添加安全信息以便保护你的 Microsoft 帐户。

Learn how to recover a hacked or compromised account, what to do next, and how to prevent your account from being compromised in the future.

Microsoft prioritizes account security and works to prevent people from signing in without your permission. When we notice a sign-in attempt from a new location or device, we help protect the account by sending you an email message and an SMS alert. If your phone number or email changes, it's important to promptly update the security contact info on the Security basics page so we can work with ...

了解如何恢复遭到黑客攻击或受到威胁的帐户、接下来应执行的操作以及如何防止帐户在将来再受到威胁。