A black box is a device, object, or system whose inner workings are unknown; only the "stimuli inputs" and "output reactions" are known characteristics.
Black box may also refer to:
Science and technology Black box (phreaking), a device to defeat telephone toll charges Eucalyptus largiflorens, a tree species with the common name black box A descrambling device for cable television piracy
Transportation Accident data recorder, an optional vehicle installable device to record information related to (near) traffic accidents Event data recorder, a device installed in some automobiles to record information related to vehicle crashes or accidents Flight recorder, an aircraft-borne device used in disaster investigation, consisting of a flight data recorder and cockpit voice recorder Flight operations quality assurance Quick access recorder Train event recorder, a device that records data about the operation of train controls and performance Voyage data recorder, a device designed to collect data from various sensors on board a ship
Computing Black box theory, a systems engineering theory for black boxes Black-box testing, a form of software testing that involves adjusting inputs to an application without reference to the source code of the application Blackbox, a window manager that works on X Window System platforms BlackBox Component Builder, software development environment for Component Pascal Sun Modular Datacenter, prototype name Project Blackbox
Medicine Any of a number of devices developed and sold by Albert Abrams, based on the pseudo-science of radionics Black box warning, a type of warning that may be applied to medicines in the United States
Film and television Black Box (1978 film), an American short film by Scott B and Beth B Black Box (2002 film), an Argentine drama film (Caja Negra) Black Box (2013 film), an American drama film Black Box (2020 film), an American science-fiction horror film Black Box (2021 film), a Franco-Belgian mystery thriller film Black Box (2026 film), an American horror thriller film
Black Box (TV series), a 2014 ABC television series Black Box (The Outer Limits), an episode from the 1995 revival of that TV series Survival in the Sky, a TV series on the investigations of aviation accidents known as Black Box in the UK The Black Box (2005 film), a French mystery film The Black Box (serial), a 1915 film serial Black Box (video magazine), a Hungarian documentary video magazine and filmmaking group
Games Black Box (game), board and computer game Blackbox (video game), an iOS puzzle game EA Black Box, the video game studio formerly known as Black Box Games The Black Box, a canceled video game; See The Orange Box A name used to refer to the first thirty games released on the Nintendo Entertainment System
Literature Black Box (short story), a short story by Jennifer Egan Black Box (novel), by Israeli writer Amos Oz Black Box (comics) a fictional character in the Marvel Comics Marvel Universe Black Box, a novel by Mario Giordano Black Box, a memoir by Shiori Itō Black-Box (manga), a Japanese manga series by Tsutomu Takahashi Blackbox (novel) by Nick Walker The Black Box (novel) by Michael Connelly La boîte noire ("The Black Box"), a Spirou et Fantasio comic album
Music Black Box (band), Italian electro-dance music group "Black Box" (song), debut single of Australian Idol winner Stan Walker A Black Box, an album by Peter Hammill Black Box – Wax Trax! Records: The First 13 Years, a Wax Tax Box set album Black Box (Brown Eyed Girls album), album by South Korean group Brown Eyed Girls Black Box (Naked City album), compilation album by Naked City Black Box: The Complete Original Black Sabbath 1970–1978, a Black Sabbath album The Black Box (album), a box set album by Danish rock band Gasolin'
Other uses Black box theater, simple unadorned performance space Nuclear football, the briefcase that accompanies the President of the United States and contains nuclear missile launch codes, nicknamed "Black Box" Censor bars Black box trading or algorithmic trading Black Box Corporation, a supplier of computer network hardware based in Mumbai, India and Dallas, Texas Black box approach to the function of states in international relations in theories such as realism and neorealism BlackBox (radio station), a radio station in Bordeaux, France Black Box (Handcuff Cover)
See also Blackboxing, a social process in science studies Black box warning, U.S. warning on a prescription drug Black Box Affair, a 1966 Eurospy film Box (disambiguation) Black body Kaaba, a cube-shaped structure of importance to Islam