How to I block or stop a particular email address from replying to a ticket

How to I block or stop a particular email address from replying to a ticket

We have admin staff who cc:  external suppliers into emails, we would like to block individual addresses from replying and generating a ticket, is this possible

        New to M365 Manager Plus?
        New to M365 Manager Plus?
          New to RecoveryManager Plus?
          New to RecoveryManager Plus?
            New to Exchange Reporter Plus?
            New to Exchange Reporter Plus?
              New to SharePoint Manager Plus?
              New to SharePoint Manager Plus?
                See all integrations
                New to ADManager Plus?
                See all integrations
                New to ADManager Plus?

                  New to ADSelfService Plus?

                  Start your free trial
                  Start your free trial

                        Related Products