Various UZH websites uses the UZH shortname / WebPass credentials as login source.
If there is a problem with login, this is typically related to a non updated password on the UZH ITIM WebPass account.
Check your UZH WebPass Credentials
Try to login under:
If this fails, check below 'wrong password'.
Wrong password
Log in under:
Use your UZH fullname, incl. spaces between first and lastname.
Select: Change Password
Check only WebPass
Wait a couple of minutes.
Try again a test login under https://www.math.uzh.ch/li/index.php?id=checkwebpass
If this still fails
Change your WebPass password again to some different (temporarely) password
Change the WebPass password back to your regular one
Try again the test login https://www.math.uzh.ch/li/index.php?id=checkwebpass
No success
Contact support@math.uzh.ch