1. A computer program product comprising a non-transitory machine-readable medium storing instructions that, when executed by at least one processor, cause the at least one processor to perform operations comprising: acquiring, by a tenant multiplexer in an administrative tenant of a multi-tenant system, an action framework and a trusted connection protocol for accessing each of the plurality of client tenants in the multi-tenant system, the multi-tenant system comprising an application server and a data repository and providing access to specific client tenants of the plurality of client tenants for each of a plurality of organizations; establishing, by the tenant multiplexer using the trusted connection protocol without tenant-specific authentication information, a trusted system connection to an update agent in a client of the plurality of client tenants; and implementing, using the update agent under control of the multiplexer via the trusted system connection, the action framework to begin execution of a software process for the client.