New login to Twitter from iPhone

We noticed a recent login for your account @matjohnson. Device iPhone Location* San Francisco, CA *Location is approximate based on the login's IP address. If this was you: Great! There's nothing else you need to do. If this wasn't you: Your account may have been compromised and you should take a few steps to make sure your account is secure. To start, reset your password now.     How do I know an email is from Twitter? Links in this email will start with "https://" and contain "twitter.com." Your browser will also display a padlock icon to let you know a site is secure.     Help  |  Email security tips We sent this email to @matjohnson Twitter, Inc. 1355 Market Street, Suite 900 San Francisco, CA 94103