Remote realtime interactive network conferencing

A method for streaming confidential materials in a network session, the method comprising:

• (a) establishing the network session comprising a plurality of remote client devices in communication with a remote server using a plurality of secure communication links;
• (b) loading the confidential materials in a content renderer operated at the remote server;
• (c) transmitting data streams of the confidential materials to the plurality of remote client devices, wherein the plurality of remote client devices comprises (i) a presenter device configured with a presenter interface and (ii) a viewer device configured with a viewer interface;
• (d) receiving, in the presenter interface, at least one data stream of the confidential materials, wherein the at least one data stream comprises a video data stream, an audio data stream, or a control data stream;
• and
• (e) outputting, in the plurality of remote client devices, representations of confidential data of (1) the video data stream or (2) the audio data stream, wherein the outputting is based at least on the control data stream.