When a Zoom client starts/joins a meeting, it will reach out to a Zoom server over TCP to officially notify that a “meeting is starting/being joined.” This allows the Zoom server to th… See more

One of the message pumps listed earlier was the “ssb::select_t::loop”. This will loop and call into “util.dll!process_io_event” which is responsible for calling a virtual function tha… See more

One thing you may have realized about this design, is that UDP and TCP data are both read by “process_io_event” and eventually posted to the same handler. Since TCP is considered … See more

In a Zoom meeting, an attendee has the option to share their screen. They also have the option to hand over controls to another attendee. This means full control, as in remot… See more