You may want to hide sensitive data like password, SSN, etc. from being shown in process reporting.
You can protect the log by modifying user roles. You can remove the "View Data" permission for certain user role from User Management page. This will allow them to view logs, and see executions, but not access the data at the connector level.
Run the process in low latency mode, then there aren't any logs.
Low latency processes
From atom management, you can purge the logs immediately.
Purging of Atom, Molecule, or Atom Cloud logs and data