In order to log in, you should have already created a Kinja account. Click Log in/Sign up at the top right corner of any Kinja page. On the following modal, choose the type of account you made, then enter your credentials.
If you have an account connected with social media, choose either Facebook, Twitter, or Google.
If you have a Burner account, enter your User Name and Burner Key.
If your selected login account returns a field asking you to enter a display name and user name, you are in the process of creating a new account because there is no existing Kinja account paired to the selected social media account.