OpenID providers publish their metadata at a well-known URL. In Okta it looks something like this: https://dev-599740.okta.com/oauth2/default/.well-known/oauth-
flexible-array-member
arkit
docking
oneclick
sanitizer
kubectl
ios-contacts
graph-api-explorer
hypercube
phpexcel
nvidia
null-terminated
zebra-printers
html-head
graphql-go
stack-dump
sourcegear-vault
result-of
rep
perlbrew
react-router-native
rosetta
gdb-python
id3
wma
error-logging
mpmovieplayercontroller
anypoint-rtf
tus
dpkg-buildpackage