Frequent question: What happens when ID token expires?

It is the same intent: you can’t use the id_token after it is expired. The main difference is that an id_token is a data structure and you won’t need to call any servers or endpoints, as the information is encoded in the token itself.

Does ID token expire?

By default, an ID token is valid for 36000 seconds (10 hours). If there are security concerns, you can shorten the time period before the token expires, keeping in mind that one of the purposes of the token is to improve user experience by caching user information.

What is the purpose of an ID token?

ID tokens are used in token-based authentication to cache user profile information and provide it to a client application, thereby providing better performance and experience.

How do you handle expired tokens?

If a refresh token expires for any reason, then the only action the application can take is to ask the user to log in again, starting a new OAuth flow from scratch, which will issue a new access token and refresh token to the application.

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How long do Google ID tokens last?

A Google Cloud Platform project with an OAuth consent screen configured for an external user type and a publishing status of “Testing” is issued a refresh token expiring in 7 days. There is currently a limit of 50 refresh tokens per Google Account per OAuth 2.0 client ID.

How do I know if my token is expired?

This can be done using the following steps:

  1. convert expires_in to an expire time (epoch, RFC-3339/ISO-8601 datetime, etc.)
  2. store the expire time.
  3. on each resource request, check the current time against the expire time and make a token refresh request before the resource request if the access_token has expired.

How do I know if my access token is expired?

The easiest way is to just try to call the service with it. It will reject it if it is expired and then you can request a new one. You can also keep the time you received the token and use the expires_in to calculate when it will approximately expire.

Where are ID tokens stored?

We strongly recommend that you store your tokens in local storage/session storage or a cookie.

When should I use access token and ID token?

The ID Token is a security token granted by the OpenID Provider that contains information about an End-User. … Access tokens, on the other hand, are not intended to carry information about the user. They simply allow access to certain defined server resources.

Is ID token secure?

The ID Token is a security token that contains Claims about the Authentication of an End-User by an Authorization Server when using a Client, and potentially other requested Claims. The ID Token is represented as a JSON Web Token (JWT). ID Token contains claims about user authentication and other claims.

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What if refresh token is stolen?

If the refresh token can be stolen, then so can the access token. With such an access token, the attacker can start making API calls. To make matters even more complicated, access tokens are often self-contained JWT tokens. Such tokens contain all the information needed for the API to make security decisions.

Where is refresh token stored?

You may store your tokens in a cookie, but that also can be accessed if the UA does not respect common security norms. You can store your tokens in local storage if it is implemented and provided by the UA, yet again if it respects the norms.

How do I get refresh token?

To get a refresh token, you send a request to your Okta Authorization Server. The only flows that support refresh tokens are the authorization code flow and the resource owner password flow.

When should refresh token expire?

The refresh token is set with a very long expiration time of 200 days. If the traffic to this API is 10 requests/second, then it can generate as many as 864,000 tokens in a day.

How do I refresh Google ID token?

You can refresh an Identity Platform ID token by issuing an HTTP POST request to the securetoken.googleapis.com endpoint. The refresh token’s grant type, always “refresh_token”. An Identity Platform refresh token. The number of seconds in which the ID token expires.

Why do refresh tokens expire?

While refresh tokens are often long-lived, the authorization server can invalidate them. Some of the reasons a refresh token may no longer be valid include: the authorization server has revoked the refresh token. the user has revoked their consent for authorization.

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