https://www.siopv2playgroundapp.demos.zedeid.com/

https://www.siopv2auth.demos.zedeid.com/

https://www.npmjs.com/package/did-siop

https://github.com/RadicalLedger/did-siop-rp-web-min/tree/master

https://github.com/RadicalLedger/did-siop-rp-web-min