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1. Prepare the authenticator that you wish to test. It is recommended to use it only for this test to avoid any conflicts. If necessary, delete the passkey and reset the authenticator's settings (e.g., disable PIN, unregister fingerprint).
   1. it may be a hardware authenticator, such as a YubiKey
   2. it may be an operating system authenticator, such as Touch ID or Windows Hello
   3. it may be a software authenticator, such as tpm-fido
   4. it may be a password manager with passkey support, such as Dashlane
2. Fill details about the authenticator into the table below (vendor, model, OS, browser)
3. Open https://webauthntest.identitystandards.io/. Be prepared to capture screenshots of each system/browser dialogue that appears. (Later in this process, you will register a passkey multiple times).
4. Click the "..." button and copy-paste the diagnostic results into the result template (rows are labeled the same)
5. Click the "+" button to create a passkey. Choose the following values:
   1. RP Info: This domain
   2. User Info: Bob
   3. Attachment: undefined
   4. Require Resident Key: true
   5. Resident Key (L2): required
6. Select User Verification: Discouraged and click CREATE.
   
   1. Copy-paste the resulting registration data into row 1. User Verification: Discouraged, or input "unsupported" if there was an error.
7. Select User Verification: Required and click CREATE.
   1. Copy-paste the resulting registration data into row 2. User Verification: Required, or input "unsupported" if there was an error.
8. Select Attestation: Enterprise and click CREATE.
   1. Copy-paste the resulting registration data into row 3. Attestation: Enterprise, or input "unsupported" if there was an error.
9. Select Attestation: Direct and click CREATE.
   1. Copy-paste the resulting registration data into row 4. Attestation: Direct, or input "unsupported" if there was an error.
10. Select Attestation: Indirect and click CREATE.
    1. Copy-paste the resulting registration data into row 5. Attestation: Indirect, or input "unsupported" if there was an error.
11. Select Attestation: None and click CREATE.
    1. Copy-paste the resulting registration data into row 6. Attestation: None, or input "unsupported" if there was an error.
12. If none of the previous four tries worked, select Attestation: Undefined and click CREATE.
    
    1. Copy-paste the resulting registration data into row 6. Attestation: None, or input "unsupported" if there was an error.
13. If Attestation: Direct worked, select it; otherwise if Attestation: Indirect worked, select it; otherwise select Attestation: Undefined
14. Select CredProtect Extension: userVerificationOptional and click CREATE.
    
    1. Copy-paste the resulting registration data into row 7. CredProtect Extension: userVerificationOptional, or input "unsupported" if there was an error.
15. Select CredProtect Extension: userVerificationOptionalWithCredentialIDList and click CREATE.
    
    1. Copy-paste the resulting registration data into row 8. CredProtect Extension: userVerificationOptionalWithCredentialIDList, or input "unsupported" if there was an error.
16. Select CredProtect Extension: userVerificationRequired and click CREATE.
    
    1. Copy-paste the resulting registration data into row 9. CredProtect Extension: userVerificationRequired, or input "unsupported" if there was an error.
17. If none of the previous three tries worked, select CredProtect Extension: Undefined and click CREATE.
    
    1. Copy-paste the resulting registration data into row 7. CredProtect Extension: userVerificationOptional, or input "unsupported" if there was an error.
18. Select CredProtect Extension: Undefined (if not selected already)
19. Unchecking all following checkboxes: Use ES256, Use ES384, Use ES512, Use RS256, Use EdDSA
20. Check Use ES256 and click CREATE.
    
    1. Copy-paste the resulting registration data into row 10. ES256, or input "unsupported" if there was an error.
21. Check Uncheck UseES256, check Use ES384 and click CREATE.
    
    1. Copy-paste the resulting registration data into row 11. ES384, or input "unsupported" if there was an error.
22. Check Uncheck UseES384, check Use ES512 and click CREATE.
    
    1. Copy-paste the resulting registration data into row 12. ES512, or input "unsupported" if there was an error.
23. Check Uncheck UseES512, check Use RS256 and click CREATE.
    
    1. Copy-paste the resulting registration data into row 13. RS256, or input "unsupported" if there was an error.
24. Check Uncheck UseRS256, check Use EdDSA and click CREATE.
    
    1. Copy-paste the resulting registration data into row 14. EdDSA, or input "unsupported" if there was an error.

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