fido-1.js

function makeCredential() {
  try {
    var accountInfo = {
      rpDisplayName: 'Contoso',  // Name of relying party
      displayName: 'John Doe',  // Name of user account in relying partying
      name: 'johndoe@contoso.com',// Detailed name of account
      id: 'joed',                 // Account identifier
      imageUri: imgUserProfile,  // user’s account image
    }; 
    
    var cryptoParameters = [
      {
        type: 'ScopedCred',
        algorithm: 'RSASSA-PKCS1-v1_5'
      }      
    ];

    var timeout = { };
    var denyList = { };
    var ext = { };

    var attestationChallenge = getChallengeFromServer();

    window.webauthn.makeCredential(
           accountInfo, 
                  cryptoParameters, 
                  attestationChallenge, 
                  timeout, 
                  denyList, 
                  ext)
      .then(function (creds) {
       // If promised succeeds, send credential information to the server
        sendToServer(creds);
      })
      .catch(function(reason) {
        // User may have cancelled the Windows Hello dialog
      });
  } catch(ex) {
     // The user may not have setup Windows Hello, show instructions
   }
}