How does token expiration work?

Hello guys, I have an application to which an user signs in online and then he is working with a cached web application. How does token expiry work - will the user be still signed in infinitely? What happens if the token is expired? Will it fail? Will he get redirected? How does it work?
1 Reply
Andre Selton
Andre Selton7d ago
Hi Michal,

Thanks for reaching out!

Token Expiry Configuration Tokens in Kinde have configurable expiry times and need to be refreshed to remain secure. Here are the key points about token expiry: - Access tokens contain access permissions and are the most vulnerable to attacks - It's not recommended to extend access token lifetime beyond 1 day - Refresh tokens are issued alongside access tokens to extend sessions without re-authentication - Session inactivity timeout can be set to require re-authentication after periods of inactivity
What Happens on Token Expiry When an access token expires: - You will get a completely new access token if: - Your existing access token has expired - You revoke your existing access token - Your user has signed out of their session and called the logout function
Token Refresh Process For proper token refresh handling: 1. You need both the access_token and refresh_token 2. You can check if a token is expired 3. You can use refresh_token to get a new access token Here's how unsuccessful responses are handled 4: - invalid_token responses will be returned if the token is expired or invalid - invalid_request if parameters are missing - invalid_grant if the authorization code or refresh token is invalid/expired
Security Considerations To maintain security: - Tokens need regular updates and refreshing - Short token lifetimes help prevent: - Token theft through man-in-the-middle attacks - Unauthorized access through compromised refresh tokens - Session hijacking on shared/public devices
For cached web applications, it's important to implement proper token refresh mechanisms and handle expiry gracefully to maintain user sessions while ensuring security.

If you need more detailed guidance, let me know, and I can help further.

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