This is where a "you're accessing a resource provided by the library" message goes. Along with an ask to sign in.
Step 2: sign in with your campus SSO.
URL used to sign in:
https://login.microsoftonline.com/209c4bad-df14-4172-87df-060f84f01a11/oauth2/v2.0/authorize?client_id=ddeda65a-10ed-4733-a59b-488e666d39d1&nonce=45d9bbf037de750b040911d53cbf54c2&redirect_uri=https%3A%2F%2Fgo.library.uwsp.edu%2Fcallback&response_type=code&scope=OpenAthens%20openid&state=HJeAeRz5cgQOj_eXHUZARbB3560RUd93Svl14v6BphzzVNoFaA1J4tM0fe51h1Z4DG825FZz6S3hMlPdpQZVeg