We recommend that you still change your password, because the attacker might have that already, and go to the Security info page to update your security settings.
CHECK MICROSOFT OFFICE LOGIN VERIFICATION
This condition could mean that an attacker correctly guessed your password but was unable to pass the two-step verification challenge. If you see an unsuccessful sign-in, with a note under Session activity that says "Additional verification failed, invalid code," it means that your primary authentication credentials succeeded, but two-step verification failed. With multi-factor authentication, even if the hacker guesses your password, it won't be enough to access the account. To respond to this risk, you don't have to change your password, but we recommend that you register for two-step verification. It could also mean that an attacker was trying to guess your password. If you see an unsuccessful sign-in, it could mean that you mistyped your credentials. Make sure the operating system, browser, and app all make sense, too. We strongly suggest that you check details beyond just the location. Even if you sign in using your mobile device in Washington state, the location might show the sign-in coming from California. Mobile networks are especially hard to pinpoint since they sometimes route traffic through distant locations. For example, we determine your approximate location and map based on your IP address. If you see activity that you didn't authorize, we recommend you immediately change your password, and then go to Security info to update your security settings.īefore you determine something is incorrect, make sure you're not seeing a false positive (where the item looks questionable, but is okay). Unfamiliar sign-ins can mean an attacker has gained access to your account. Sometimes, while reviewing your own normal sign-in activity, you might see a successful sign-in from an unfamiliar location, browser, or operating system. If you find a sign-in item that doesn't look familiar, change your password to protect the account in case it's compromised.
Select My sign-ins or select the Review recent activity link from the My sign-ins block.Įxpand and review each of the sign-in items, making sure that you recognize each one. Sign in to your My Account page with your work or school account. Notes: If you see an error while signing in with a personal Microsoft account, you can still sign in by using the domain name for your organization (such as ) or the Tenant ID of your organization from your administrator in one of the following URLs:
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