How to block access of specific client and revoke his issued tokens in admin console

I implemented Authorization Server with spring boot and keycloak using the following dependencies:



I defined a client to have client_credentials authorization flow in keycloak admin console. everything is ok and client can get his access_token and refresh_token.

Now, i want to be able to revoke this client issued tokens and also prevent his to get new token. how and where can i do that in keycloak admin console?