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Andrew Comminos edited this page Oct 26, 2026
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Welcome to the WebAuthn specification wiki!
| Feature | AKA | Status | Developer Links |
|---|---|---|---|
| Ambient UI | WIP | ||
| Broadening the User Base of WebAuthn | Passkeys | Level 3 | passkeys.dev |
| Challenge URL | WIP | ||
| Conditional Create | "Passkey Upgrades" | Level 3 | |
| Conditional UI | "Autofill UI for passkeys" | Level 3 | |
| Credential Manager Trust Group Key Extension | Trust Group Keys | WIP | |
| Cross-Device Fallback URL Extension | WIP | ||
| Cross-Origin Credential Creation | Level 3 | ||
| Embedded Credential Requests | WIP | ||
| Get Client Capabilities | Level 3 | passkeys.dev | |
| Hints for WebAuthn Clients | Client Hints | Level 3 | passkeys.dev |
| Immediate Mediation | WIP | ||
| JSON Serialization Methods | Level 3 | ||
| Large Blob Extension | Level 2 | ||
| Min PIN Length Extension | |||
| New Error Codes (2024) | WIP | ||
| PRF Extension | Level 3 | ||
| Raw Signing Extension | WIP | ||
| Related Origin Requests | Level 3 | passkeys.dev | |
| Remote Desktop Support | WIP | ||
| Request User Info | WIP | ||
| Require Platform Backup Eligible Credential | Retired | ||
| Signal API | RP Signals | Level 3 |