It seems this can happen if you did not set an EMAIL ADDRESS on the Consent screen. Go to your Google Cloud Console Open your project Click APIs & auth Click Consent screen, and set EMAIL ADDRESS As per @ajmccall’s answer, delete and recreate the client ID This seems to have helped others, right now … Read more
In my case I was using native web view to login with Google, I find out the way that you should provide user agent to webview it was worked for me. Try below code I am sure it will worked. Add the code in application didFinishLaunchingWithOptions Objective C NSDictionary *dictionary = [NSDictionary dictionaryWithObjectsAndKeys:@”Mozilla/5.0 (Windows NT … Read more
I think G does this when your app requests a token and there is still a valid access or refresh token for the user for the scopes in question. The solution is to revoke tokens when you’re done with them (either on user logout or immediately after authenticating the user) by issuing this request: https://accounts.google.com/o/oauth2/revoke?token={token} … Read more
This is not currently supported. I filed a feature request and will update on progress. Update: Essential app verification activities have continued to make support of IP address-based apps unlikely. These verification activities are necessary to provide protections against abuse of user accounts. In addition, the cost of setting up dedicated domains has been reduced … Read more
If you want to change the email address that is displayed to the user you have to: Add permission for the new email address to handle the project: Menu > IAM & Admin > IAM, then click on the Add button, enter the email address and select Role > Project > Owner Accept the invitation … Read more
Another answer mentions Flask-Rauth, but doesn’t go into detail about how to use it. There are a few Google-specific gotchas, but I have implemented it finally and it works well. I integrate it with Flask-Login so I can decorate my views with useful sugar like @login_required. I wanted to be able to support multiple OAuth2 … Read more
Offline access is IMO a really bad name for it, and I think its a term only Google uses its not in the RFC for OAuth as far as I remember. What is Google offline access? When you request offline access the Google Authentication server returns a refresh token. Refresh tokens give your application the … Read more
The following parameter is supported in OAuth2 authorization URLs: prompt Currently it can have values none, select_account, and consent. none: Will cause Google to not show any UI, and therefore fail if user needs to login, or select an account in case of multi-login, or consent if first approval. It can be run in an … Read more
If you plan to use OpenID, use that. Google is already an OpenID 2.0 provider. Google’s OpenID provider is located at: https://www.google.com/accounts/o8/ud (NOTE: There’s no point visiting that URI in your browser, but it does work for OpenID.) This is primarily addressed on the Accounts API page, which also addresses OAuth and the hybrid and … Read more