Before importing any material from GitHub to your Bintray account, the Bintray account must first be authorized to do this from GitHub. The process is initiated from Bintray using theOAuthprotocol,and requires you to sign in to GitHub as well. You need to have a valid account in both GitHub and Bintray.
To authorize Bintray to access your GitHub account:
Access your user profile by clicking your gravatar or user nameinthe ribbon at the top of the screen.
Click the Edit button to display the Edit Your Profile page.
In the General form, click the Accounts link on the left to display the Accounts form.
In the Accounts form, enter your GitHub username and click Authorize with GitHub.
If you are already signed into GitHub, the Authorize Bintray page is displayed,otherwise you need to sign in first using your GitHub username and password.
In the Authorize Bintray page, you have the option to define what parts of your GitHub account may be accessed through Bintray, however, the default parameters provide sufficient functionality for most users.
Click the Authorize Application button to complete the process. GitHub closes and a confirmation message is displayed on your Bintray profile.
You are now ready to access the material on your GitHub account through Bintray.
Once you’ve authorized Bintray to access your GitHub account, you can sign in to Bintray using the "Sign in with Github" button.