The recovery phone number for your Google Account – firstname.lastname@example.org – was recently changed. If you made this change, you don't need to do anything more.
If you didn't change your recovery phone, someone may have broken into your account. Visit this link for more information: https://support.google.com/accounts/bin/answer.py?answer=2450236.
If you are having problems accessing your account, reset your password by clicking the button below:
The Google Accounts team
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