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 oft ...

, a place on the land border between two states where travellers and/or goods are inspected *

Security checkpoint Civilian checkpoints or security checkpoints are distinguishable from border or frontier checkpoints in that they are erected and enforced within contiguous areas under military or paramilitary control. Civilian checkpoints have been employed ...

, erected and enforced within contiguous areas under military or paramilitary control *

Random checkpoint A random checkpoint is a military and police 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 military activi ...

, 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 ar ...

, 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''

Science and technology

* Counting point, a concept in logistics

Biology

Cell cycle checkpoint Cell cycle checkpoints are control mechanisms in the eukaryotic cell cycle which ensure its proper progression. Each checkpoint serves as a potential termination point along the cell cycle, during which the conditions of the cell are assessed, wi ...

, control mechanisms in eukaryotic cell division ** G1 restriction point ** S

postreplication checkpoint A postreplication checkpoint is a DNA damage checkpoint response that provides time for the repair of daughter-strand gaps generated by the eukaryotic replication fork at sites of DNA damage DNA repair is a collection of processes by which a ...

, prevents cell cycle progression until postreplication repair **

G2-M DNA damage checkpoint The G2-M DNA damage checkpoint is an important cell cycle checkpoint in eukaryotic organisms that ensures that cells don't initiate mitosis until damaged or incompletely replicated DNA is sufficiently repaired. Cells with a defective G2-M checkpoi ...

** 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 mitosis or meiosis that prevents the separa ...

, 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 basically consists of saving a snapshot of the application's state, so that applications can restart from that point in case of failure. This is particularly impo ...

, a method in computing whereby the state of a program is saved *

Transaction checkpoint Transaction processing is a way of computing that divides work into individual, indivisible operations, called transactions. A transaction processing system (TPS) is a software system, or software/ hardware combination, that supports transacti ...

, for recovery in data management

Organisations

Checkpoint Systems Checkpoint Systems is an American company that specializes in loss prevention and merchandise visibility for retail companies. It makes products that allow retailers to check inventory, quicken the replenishment cycle, prevent out-of-stocks and ...

, a provider of merchandise availability solutions for the retail industry *

Checkpoint (rapid HIV testing facility) Checkpoint was the name of the first rapid HIV testing facility in the Netherlands. This project, run on a voluntary basis, was based in Amsterdam. From 21 June 2002 until its closure on 27 June 2008 almost 5000 people opted for a Checkpoint ...

, a former HIV testing facility based in Amsterdam *

Check Point Check Point is an American-Israeli multinational provider of software and combined hardware and software products for IT security, including network security, endpoint security, cloud security, mobile security, data security and security ma ...

, 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 media conglomerate. The company was founded in Toronto, Ontario, Canada, where it is headquartered at the Bay Adelaide Centre. Thomson Reuters was created by the Thomson Corp ...

Sports

Control point (orienteering) A control point (CP, also control and 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 terrain, ...

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

racing In sport, 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 go ...

course where a contestant's subtotal time is recorded