If you want to secure up your account profile, you can now activate two-factor authentication using the Google Authenticator app on your smartphone or tablet.
 
	You can access the settings to enable it in your:
 
	
		Account Settings >
	
	
		Security and Privacy (you may be asked to re-login) >
	
	
		Enable Google Authenticator.  
	
	
		You'll then be asked to enter the code in the Google Authenticator app to activate it for your account.