As part of exercise to test the extensibility of OpenID Connect to other protocols than HTTP, we have created a custom scheme binding. This is still a rough sketch but should give you some ideas on what it is. It may seem to be a bit of stretch, but has a niche characteristics that it does not "leak" information to external OPs.
There will be a companion RP side as well, which would be a more normal case.
As part of exercise to test the extensibility of OpenID Connect to other protocols than HTTP, we have created a custom scheme binding. This is still a rough sketch but should give you some ideas on what it is. It may seem to be a bit of stretch, but has a niche characteristics that it does not "leak" information to external OPs.
There will be a companion RP side as well, which would be a more normal case.