Secure contextThis feature is available only in secure contexts (HTTPS), in some or all supporting browsers.
The id
read-only property of the PublicKeyCredential
interface is a DOMString
, inherited from Credential
, which represents the identifier of the current PublicKeyCredential
instance.
This property is a base64url encoded version of PublicKeyCredential.rawId
.
Note: This property may only be used in top-level contexts and will not be available in an <iframe>
for example.
Syntax
id = publicKeyCredential.id
Value
A DOMString
being the base64url encoded version of PublicKeyCredential.rawId
.
Examples
var publicKey = {
challenge: new Uint8Array(26) /* this actually is given from the server */,
rp: {
name: "Example CORP",
id : "login.example.com"
},
user: {
id: new Uint8Array(26), /* To be changed for each user */
name: "[email protected]",
displayName: "John Doe",
},
pubKeyCredParams: [
{
type: "public-key",
alg: -7
}
]
};
navigator.credentials.create({ publicKey })
.then(function (newCredentialInfo) {
var id = newCredentialInfo.id;
// Do something with the id
// send attestation response and client extensions
// to the server to proceed with the registration
// of the credential
}).catch(function (err) {
console.error(err);
});
Specifications
Specification | Status | Comment |
---|---|---|
Web Authentication: An API for accessing Public Key Credentials Level 1The definition of 'id' in that specification. | Recommendation | Specified in the context of PublicKeyCredential . Overrides the getter defined in Credential .
|
Credential Management Level 1The definition of 'id' in that specification. | Working Draft | Initial definition. |
Browser compatibility
The compatibility table on this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.
No compatibility data found. Please contribute data for "api.PublicKeyCredential.id" (depth: 1) to the MDN compatibility data repository.
See also
PublicKeyCredential.id by Mozilla Contributors is licensed under CC-BY-SA 2.5.