— Overview
Design Against Crime, in this essay, is a way of building crime prevention into the design of products, spaces, services, and systems, so that the design itself cuts opportunity, raises a user’s alertness, and makes an offence harder. It was conceptualized in earnest, the essay says, in the late 1990s at Central Saint Martins College of Art and Design, in London, as an evidence-based approach to cutting actual crime rates, later used on street crime, theft, sexual offences, and damage to public property, and set apart from policing that waits until after the fact.
A Seoul city account dated 14 March 2025, by the citizen reporter Jo Song-yeon, is cited for a crime-prevention infrastructure project that the city has pushed in earnest from 2022, said in that account to have contributed to a lower crime rate and a stronger felt safety among residents, through CPTED and the broken-windows thought that disorder itself can invite crime. Those claims stay with that 2025 account and with the project’s start in 2022; this page does not add a In Seodaemun’s Changcheon-dong, a district of universities and one-person households, an ageing underpass was painted yellow, bright lighting and cameras were installed, emergency bells were placed in a public car park, and etiquette signs and pictograms asked for no smoking and quieter streets.
Around Hoegi Station in Dongdaemun, line lighting and smart emergency bells were put in alleys, security-door systems in apartment houses, and LED address boards that show a present location and an SOS button. Two design cases are read through DAC principles. TinkrBell, a wearable wrist device for children, drawn from a 2017 master’s thesis at a graduate school of creative design engineering, is hard for a child to take off, carries visual and sound alarms, can read a fear response and raise an alarm, and ties a live location to a guardian — target hardening, increasing risk, reducing rewards, and a more defensible space.
A 2020 master’s thesis at Kwangwoon University designs a game-based lesson against sexual crime toward children, in four stages: knowing the value of one’s body, driving off a stranger’s hand, preparing in a dangerous place, and keeping the house, with an intercom scene and a search for a child-safety house. A third case, left without a year in the extracted text, is a bench in Amsterdam designed so that a bicycle can be locked through the whole frame, in a more watched spot; bicycle theft in that area, fell by about 60 percent.
That figure stays as the essay gives it, without a A Yonhap account dated 30 October 2025, by Yi Sang-eun, reports that two YouTubers active around Bucheon Station were arrested and indicted for abuse and provocation toward merchants and police. The essay says police dispatches in the area rose, and similar complaints were repeated, without giving a number; none is invented here. The writer’s own proposal, rather than more patrols or cameras alone, is open stages on the street where anyone may perform and film, so that attention gathers around making rather than around insult.
Five principles are named in the passage used here: block opportunity; make offenders feel they can be easily caught; reduce the reward; empower citizens to control the space; and create an environment unfavorable to offenders.
— Contents and key concepts
From the late 1990s, and a Seoul project from 2022
Design Against Crime, in this essay, builds prevention into products, spaces, services, and systems, so the design itself cuts opportunity and makes an offence harder. It was conceptualized in earnest, the essay says, in the late 1990s at Central Saint Martins in London. A Seoul city account dated 14 March 2025 is cited for a project pushed in earnest from 2022, said in that account to have contributed to a lower crime rate and a stronger felt safety. Those claims stay with that account.
In Changcheon-dong, an ageing underpass was painted yellow, with lighting, cameras, emergency bells, and etiquette signs. Around Hoegi Station, line lighting, smart bells, security doors, and LED address boards with an SOS button were installed. TinkrBell, from a 2017 thesis, is a child’s wrist device that is hard to take off and can raise an alarm. A 2020 Kwangwoon thesis designs a four-stage game-based lesson. A bench in Amsterdam, left without a year here, is said to have cut bicycle theft in that area by about 60 percent, as the essay gives the figure.
A Bucheon account from 30 October 2025, and five principles
A Yonhap account dated 30 October 2025 reports that two YouTubers around Bucheon Station were arrested and indicted for abuse toward merchants and police. The essay says dispatches in the area rose, without a number; none is invented here. The writer’s proposal is open stages on the street, so that attention gathers around making rather than around insult.
Five principles are named in the passage used here: block opportunity; make offenders feel they can be easily caught; reduce the reward; empower citizens to control the space; and create an environment unfavorable to offenders. The same Korean report, at fuller length, is on CampusDown.
Sources
- DAC, Design Against Crime: integrate prevention into products, spaces, services, systems, so design itself cuts opportunity, raises alertness, makes crime harder. Conceptualized in earnest in the late 1990s at Central Saint Martins, London; evidence-based, later used on street crime, theft, sexual offences, damage to public property; set apart from after-the-fact policing. Seoul city account, Jo Song-yeon, citizen reporter, 14 March 2025: crime-prevention infrastructure project pushed in earnest from 2022, said in that account to have contributed to a lower crime rate and stronger felt safety, through CPTED and broken-windows thought — claims stay with that 2025 account and the 2022 start; Seodaemun Changcheon-dong: universities and one-person households; ageing underpass painted yellow; lighting, CCTV, emergency bells in a public car park; etiquette signs and pictograms, no smoking, quieter streets. Dongdaemun Hoegi Station: line lighting, smart emergency bells, security-door systems in apartment houses, LED address boards with present location and SOS. TinkrBell wearable wrist device for children, from Seoul Kido Chang, “WEARABLE DESIGN FOR VIOLENT CRIME AGAINST CHILDREN,” master’s thesis, Graduate School of Creative Design Engineering, 2017: hard to take off; visual and sound alarms; fear-response detection; live location and guardian alert; target hardening, increasing risk, reducing rewards, defensible space. Game-based lesson, Yi Sang-eun (as named in the 2020 thesis line), “Design of game-based learning content for the prevention of sexual crime against children,” Kwangwoon University graduate school, 2020: four stages — knowing the value of one’s body, driving off a stranger’s hand, preparing in a dangerous place, keeping the house; intercom identification; finding a child-safety house; success, failure, scores, sound. Amsterdam bench, no year in the extract: lock a bicycle through the whole frame; more watched location, shops and fewer CCTV blind spots; bicycle theft in that area, down about 60 percent — figure left as given, Yonhap, 30 October 2025, Yi Sang-eun: two YouTubers around Bucheon Station arrested and indicted for abuse and provocation toward merchants and police. Essay says police dispatches rose and similar complaints were repeated, no number given — none invented. Writer’s proposal: open street stages for performance and filming, attention around making rather than insult. Five principles named in the passage used here (the essay mentions six, but a sixth is not set out in the extracted list): block opportunity; make offenders feel they can be easily caught; reduce the reward; empower citizens to control the space; create an environment unfavorable to offenders.
Last updated: 14 November 2026
Frequently asked questions
When was Design Against Crime conceptualized, in this essay?
In earnest, in the late 1990s, at Central Saint Martins in London.
What belongs to 2022 and to 14 March 2025?
A Seoul crime-prevention infrastructure project, pushed in earnest from 2022, is cited from a city account dated 14 March 2025. The claims of lower crime and stronger felt safety stay with that account.
What is dated 30 October 2025?
A Yonhap account of two YouTubers around Bucheon Station, arrested and indicted for abuse toward merchants and police.
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