Learn how to protect your PC, identity, and data from tech support scams.

Protect yourself from phishing 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 ...

How to spot a "fake order" scam A popular tactic of criminals is the "fake order" scam. The way it works is that you get a message, usually in email or text, that appears to be a routine confirmation for an order. Of course, you never ordered whatever product or service it's confirming. The message looks common enough, and it says that money will be charged to your credit card or withdrawn ...

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 ...

If you see a message that says "Let's protect your account" or "Help us secure your account", it's because we need you to add some information to your account to verify that it's really you trying to sign in. We will ask for an email address or phone number that we can send a verification code to. It doesn't have to be your email or phone number - you just need to be able to access it to ...

Applies to: Windows Server 2019 This security update includes fixes and quality improvements that are part of the following update: February 10, 2026—KB5075904 (OS Build 17763.8389) The following is a summary of the issues that this update addresses when you install this update. The bold text within the brackets indicates the item or area of the change we are documenting. [Windows System ...

Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.

Learn how to create and save a passkey to sign in to your Microsoft personal or work/school account and many other websites, apps and services.

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 ...

Download Microsoft Authenticator Microsoft Authenticator is a mobile app that helps you sign in to all your accounts without using a password.