A configuration error made the TeamViewer RPM repository vulnerable to an attacker-in-the-middle substituting TeamViewer with its own GPG keys and software.
Fedora removed VNC support when it moved to Wayland by default. A remote desktop replacement is still in the works but nothing useable was included in Fedora 29.
There’s finally some good news with regards to restoring VNC remote desktop capabilities in GNOME Wayland sessions. (It’s not fixed just yet.)
Windows 10 Home edition has a built-in remote desktop access (RDP) server. Unlock it with this free utility program. However, enabling it is a big security risk.