This page is about the Multi-Party Authentication System of Public Labs.
# Sign Up
1) Sign Up via the sign-up form: One can fill in the sign-up form available at publiclab.org/signup and create his/her account.
2) Sign Up via provider:
* Sign up via provider for New User: If he wants to sign up via provider then he/she logs in via his/her provider's account. Then a new account is generated for the user along with the provider's information as user-tag available on www.publiclab.org/profile/user_name page. An email is sent so that he/she can set their password.
* Sign up of existing user: For an existing user, if he/she clicks on Sign Up via providers on the www.publiclab.org then the provider's information is linked to his/her existing account and he/she is logged in. The existing user is checked via the email address in Public Lab database.
# Log In
A user can either log in via username and password or via clicking on desired provider's icon on the header or on www.publiclab.org/login.
# Linking of providers to the user account
A user can link multiple providers to his account by going to the www.publiclab.org/edit and connecting the desired provider.
# Delinking of a provider
A user may want to delete a provider so he/she can go to www.publiclab.org/profile/user_name and can delete the ``oauth:providers_name:uid`` usertag.
# Linking of account to the same provider again
If a user tries to add another account of the same provider then he is notified with a flash message.
# Log Out
User can log out via public labs by clicking on the ``log out `` button available on the header of www.publiclab.org