问题
Keycloak refresh token lifetime is 1800 seconds:
"refresh_expires_in": 1800
How to specify different default expiry time? In Keycloak admin ui, only access token lifespan can be specified:
回答1:
The refresh token lifetime is controlled by the SSO Session Idle Setting. 30 minutes = 30 * 60 = 1800 seconds (the refresh_expires_in value)
来源：https://stackoverflow.com/questions/52040265/how-to-specify-refresh-tokens-lifespan-in-keycloak