You've likely ended up here because a website you're trying to sign in to uses IndieLogin.com to handle logging users in.
Instead of making a new account here, we'll take advantage of some accounts you may already have in order to authenticate you. You can always choose the services you use to log in, and the site you're logging in to won't have access to them.
When you sign in with your website's address, IndieLogin.com looks at your home page to find out how you can prove that it's yours. Set up any one of these, or several and choose each time.
If your website handles sign-in itself:
Otherwise, link to an account you already have from your home page:
Or publish a key and sign with it:
To keep the links out of sight, use more than one domain, or choose which of your links count, see Advanced options.