No. The keystrokes going to Remote Desktop Connection programs cannot be hidden by the current GuardedID® releases.
GuardedID® protects typing from all active keyboards; the laptop keyboard and/or USB keyboard and/or PS/2 keyboard.
GuardedID® is a software program that encrypts your keystrokes between the keyboard and your desktop applications and internet browsers, so that keyloggers cannot steal your personal or financial information. GuardedID® works with all major browsers to block keyloggers from grabbing information going to internet app…
GuardedID® includes a blocker to hide your screen from screen loggers. “Screen scraping” loggers capture snapshots of your screen each time you make a change. GuardedID® does not stop the loggers from attempting to steal — it sends them all black screens!
The current version of GuardedID® for Mac is compatible with macOS 10.12 (Sierra) or newer. If an update for GuardedID® is available for your system, you will receive a notification from the GuardedID® application upon restarting it.