Is it possible to implement an alternative login to a wordpress site?

Question

User identification

Good afternoon!
Guys, the situation is as follows, is it possible to implement an entrance to the site with a specific password for each user, without using a login and password.
those. for example, there are 10 people, each has their own digital code, and the entrance to the site is carried out by entering it in the appropriate field. so to speak, replacing the login and password

Answer 1

Can. See wp_set_auth_cookie() function