**Summary** Google Workspace users using Google IdP are unable to sign into their accounts using security keys and hardware based passkeys. **Description** We are experiencing an issue with Workspace users beginning on Thursday, 2026-04-09 19:08 PDT. Our engineering team continues to investigate the issue. We will provide an update by Friday, 2026-04-10 04:00 PDT with current details. We apologize to all who are affected by the disruption. **Customer Symptoms** Google Workspace users using Google IdP are unable to sign into their accounts using security keys and hardware based passkeys. **Workaround** Below steps should be performed by Admin as the workaround: - Admin should revoke the key. - Admin to create the verification code to sign-in. - The user should sign-in using Backup verification code and then re-enrolls the security key.