Google will limit the ability of LSA to access G Suite accounts starting in June, to protect users from account hijacking attempts. The change is to encourage using apps that rely on OAuth 2.0.
Here are some recommendations for what we’d like to see online services do while monitoring their platform for account fraud. While some of them apply specifically to account recovery, but recommendations focus on improving overall account security.
There is no point in worrying whether attackers can abuse account recovery to take control of your account, if the attacker can just bypass basic controls and access your account. Here is a list of recommended security settings for the 12 popular services we looked at.
An examination of 12 popular web services show distinct differences in how different providers implement account recovery. They all have different options, but Facebook and GitHub offers some of the best security options on the list.