Checkpoint may refer to:

Places

Border checkpoint A border checkpoint is a location on an international border where travelers or goods are inspected and allowed (or denied) passage through. Authorization often is required to enter a country through its borders. Access-controlled borders of ...

, a place on the land border between two states where travellers and/or goods are inspected * Security checkpoint, erected and enforced within contiguous areas under military or paramilitary control *

Random checkpoint A random checkpoint is a military and police Military tactics, tactic. In a military context, checkpoints involve the setup of a hasty roadblock by mobile truck- or armored vehicle-mounted infantry to disrupt unauthorized or unwanted movement or m ...

, a police or military checkpoint that is moved to various locations *

Weigh station A weigh station is a checkpoint along a highway to inspect vehicular weights and safety compliance criteria. Usually, trucks and commercial vehicles are subject to the inspection. Weigh stations are equipped with truck scales, some of which are ...

, a highway checkpoint to inspect vehicular weights

Arts and entertainment

* Checkpoint (G.I. Joe), a fictional character in the G.I. Joe universe * Checkpoint (''Transformers''), two fictional characters in the ''Transformers'' universes * ''Checkpoint'' (novel), a 2004 novel by Nicholson Baker * ''Checkpoint'' (journal), 1969-1974 * ''Checkpoint'' (pinball), a 1991 pinball machine released by Data East *

Checkpoint (video gaming) A saved game (also called a game save, savegame, savefile, save point, or simply save) is a piece of digitally stored information about the progress of a player in a video game. From the earliest games in the 1970s onward, game platform hardw ...

, locations in a video game where a player character respawns after death * CheckPoint, a web series by sketch comedy group LoadingReadyRun

Film and television

* ''Checkpoint'' (1956 film), a British crime drama film * ''Checkpoint'' (2003 film), a documentary on checkpoints in the Occupied West Bank * ''Checkpoint'' (Dutch TV show), a popular Dutch children's TV show * "Checkpoint" (''Buffy the Vampire Slayer''), a 2001 episode of the television series ''Buffy the Vampire Slayer'' * ''Checkpost'' (film), a 1974 Indian film

Science and technology

* Counting point, a concept in logistics

Biology

* Cell cycle checkpoint, control mechanisms in eukaryotic cell division ** G1

restriction point The restriction point (R), also known as the Start or G1/S checkpoint, is a cell cycle checkpoint in the G1 phase of the animal cell cycle at which the cell becomes "committed" to the cell cycle, and after which extracellular signals are no lon ...

** S postreplication checkpoint, prevents cell cycle progression until postreplication repair ** G2-M DNA damage checkpoint ** M

spindle checkpoint The spindle checkpoint, also known as the metaphase-to-anaphase transition, the spindle assembly checkpoint (SAC), the metaphase checkpoint, or the mitotic checkpoint, is a cell cycle checkpoint during metaphase of mitosis or meiosis that preven ...

, prevents anaphase onset until all chromosomes are properly attached to the spindle *

Immune checkpoint Immune checkpoints are regulators of the immune system. These pathways are crucial for self-tolerance, which prevents the immune system from attacking cells indiscriminately. However, some cancers can protect themselves from attack by stimulat ...

Computing

Application checkpointing Checkpointing is a technique that provides fault tolerance for computing systems. It involves saving a Snapshot (computer storage), snapshot of an application software, application's state, so that it can restart from that point in case of failure ...

, a method in computing whereby the state of a program is saved * Transaction checkpoint, for recovery in data management

Organisations

* Checkpoint Systems, a provider of merchandise availability solutions for the retail industry * Checkpoint (rapid HIV testing facility), a former HIV testing facility based in Amsterdam * Check Point, a software company that is best known for its firewall and VPN products * Checkpoint, a tax and accounting database produced by

Thomson Reuters Thomson Reuters Corporation ( ) is a Canadian multinational corporation, multinational content-driven technology Conglomerate (company), conglomerate. The company was founded in Toronto, Ontario, Canada, and maintains its headquarters at 1 ...

Sports

Control point (orienteering) A control point (CP; also called a control or checkpoint) is a marked waypoint used in orienteering and related sports such as rogaining and adventure racing. It is located in the competition area; marked both on an orienteering map and in the t ...

or checkpoint, a marked waypoint used in orienteering and related sports * Racing checkpoint, a specific point partway through a

racing In sports, racing is a competition of speed, in which competitors try to complete a given task in the shortest amount of time. Typically this involves traversing some distance, but it can be any other task involving speed to reach a specific g ...

course where a contestant's subtotal time is recorded