- cpl, from, until, "DCP-o-matic", cpl->content_title_text(), dcp::LocalTime().as_string()
- ).encrypt (make_signer(), target, formulation);
+ cpl, key(), from, until, "DCP-o-matic", cpl->content_title_text(), dcp::LocalTime().as_string()
+ ).encrypt (signer, target, formulation);