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-
dynamic-mapping
metacircular
ggforce
mouseover
intl-tel-input
amazon-sagemaker
delegatinghandler
fiori-elements
beanplot
emscripten
hid
complexity-theory
kubernetes-metrics
wavesurfer.js
wpilib
pydoc
googlevis
ckeditor5
bosch-iot
archiving
sharepoint-designer
long-long
constant-time
gmp
industrial
readxl
duende-identity-server
intermec
gpyopt
google-custom-search