Overview#

Iat (issued at) OPTIONAL Reserved Claim Name identifies the time at which the JWT was issued.

The Iat claim can be used to determine the age of the JWT.

Iat's value MUST be a number containing a NumericDate value.

More Information#

There might be more information for this subject on one of the following:

• Best Practices OpenID Connect
• Identity Token
• Identity Token Claims
• Identity Token Validation
• JSON Web Token Claims
• Login_hint_token
• Logout Token
• OpenID Connect Federation