USB-C and Thunderbolt 3 docks will work as Thunderbolt 4 is backwards ... you’ll need a USB-C-to-DisplayPort or HDMI adapter cable to connect to one of the downstream TB4 ports.
Security researchers have hacked the Apple USB-C controller. Update, Jan. 14, 2025: This story, originally published Jan. 12, now includes further information regarding the impact of the Thomas ...