Backchannel (disambiguation)

A backchannel is a real-time online conversation using networked computers that takes place alongside live spoken remarks.

Backchannel may also refer to:
 * Back Channel, a canal in California


 * Return channel, a low-speed, or less-than-optimal, telecommunications transmission channel in the opposite direction to the main channel
 * Backchanneling, the method a malicious malware program uses to secretly communicate to command and control servers from a compromised computer
 * Backchannel diplomacy or Track II diplomacy, an unofficial channel of communication between states or other political entities
 * Backchannel (linguistics), listener responses that can be both verbal and non-verbal in nature
 * Backchanneling, an organizational practice in business that involves bypassing recognized or official chains of command in order to create vulnerability at the level(s) skipped
 * Backchannel (blog), a technology publication on the blog-publishing platform Medium