Unexpected sign-in attempt

Hi Hellbe, On August 29, 2017 at 09:26, we noticed a successful sign-in to your Yahoo account indonetasia@gmail.com from an unrecognised device in Singapore. If this was you, you don't need to do anything else. If this wasn't you and you believe that someone may have tried to access your account, please change your password by visiting: https://login.yahoo.com/account/change-password and update your account recovery information. Thanks Yahoo Replies sent to this email cannot be answered.