Fifth Third Bank
OpenID Configuration
https://b2c-sso-prod.auth-b2c-prod.nube.53.com/.well-known/openid-configuration
OAuth 2.0 Authorization Server Metadata
https://b2c-sso-prod.auth-b2c-prod.nube.53.com/.well-known/oauth-authorization-server
Also Discoverable Via
Active Keys
| KID | Use | Alg/Crv | Key Length | Observed |
|---|---|---|---|---|
| 0tEFZ-2wNzMj5YPMhlckCboVD28 | sig | P-256 | 256 | 2026-09-22 |
| 8OYjLwFJLJ4uNhLdp4z6pi6ZTgg | sig | 2048 | 2026-09-22 | |
| 8OYjLwFJLJ4uNhLdp4z6pi6ZTgg_RS256 | sig | RS256 | 2048 | 2026-09-22 |
| 8aZsuDics3-mxgVFYVm_iChB1YM | sig | P-256 | 256 | 2026-09-22 |
| QZsLruydXGOCMjhi89wetiJknZU | sig | 2048 | 2026-09-22 | |
| QZsLruydXGOCMjhi89wetiJknZU_RS256 | sig | RS256 | 2048 | 2026-09-22 |
Identity Provider Signals
No listed provider signal was found in the available response headers. These providers may still be in use.