After upgrading from 17.3.0 to 17.3.04 Service point no longer contacts to catalog via NTLM.
After switching to Service Point requestor opens which requests a login to Catalog.
Catalog-NTLM login itself works correctly
Allow the cross-domain cookies to be sent along with HTTP
Chrome v84 has introduced a new restriction on cookies, where it blocks cross-domain cookies. So if Catalog and SP are installed on different machines, all the Catalog requests originating from Service point don't send the cookie information.