‘Suspicious sign in prevented’ email
If you’ve received a ‘suspicious sign in prevented’ email from Google, it means we recently blocked an attempt to access your account because we weren’t sure it was really you. To help protect your account, we send you an email when we notice unusual sign-in activity, like an attempt to sign in from a different location or device than normal.
How do I know this email is really coming from Google?
Unfortunately, sometimes hackers try to copy the “suspicious sign in prevented” email to steal other people’s account information. Always be wary of messages that ask for personal information like usernames, passwords, or other identification information, or send you to unfamiliar websites asking for this information.
To be safe, if you get an email from Google notifying you about suspicious activity, follow the directions below to check for suspicious account activity and change your password if you notice anything unfamiliar.
Check for suspicious account activity
If you’ve received this email, we recommend you review your recent activity:
- Go to your My Activity page.
- You may be asked to sign in to your account.
- Review your recent activity and look for unfamiliar locations or devices. You can also click on any event in the list to see more details about it on the right.
- If you see activity you don’t recognize, click Secure your account.
- Follow the steps to change your password.
If you've received a suspicious email asking for personal information, it may be someone trying to gain access to your account. This is also known as 'phishing'. You can report this to Google so that we can try to help prevent this from happening in future.
- Sign in to Gmail.
- Open the message you'd like to report.
- In the top-right corner of the message, click Down arrow .
- Select Report Phishing.
- On the next screen, click Report Phishing Message to send the message to our team for review.
Nick is an Accounts expert and the author of this help page. Leave him feedback below about how to improve it.