Security 51
A "SIMPLE" JOB Security 51 is an atmospheric horror security guard simulator inspired by Papers, Please, and SCP paranoia.
- Adventure
- Point-and-click
- Comedy
Security 51: What to Know Before You Play
Security 51 Game Trailer
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Security 51 Screenshots 5 images

About Security 51
A "SIMPLE" JOB Security 51 is an atmospheric horror security guard simulator inspired by Papers, Please, and SCP paranoia. You're on duty in the underground bunker of Area 51, where the most dangerous part begins at the elevator: the shaft descends for miles down to unknown levels. Whether it's laboratories, anomalies, inhumane experiments, or something alien—you're not supposed to know. Your task is simple: let in those who have access and stop those who don't... even if everything looks "right" on the surface. SECURE, CONTAIN, PROTECT Everyone who passes through your checkpoint carries papers, passes, or verbal orders. Your job is to check names, positions, clearance levels, and time, ensuring the number of people entering and leaving matches, and pay attention to any oddities. These could be incorrect answers, behavior that deviates from protocol, slurred speech, or even documents that seem too perfect. As time passes you'll catch yourself thinking that something's wrong more and more, and the only thing to rely on will be the protocols. But even they can be wrong. TOTAL CONTROL With experience, you'll gain increasingly more accurate methods of identity verification, such as fingerprint verification or blood testing. Did that janitor simply open the wrong door, or are they a spy for an enemy government? Or are they not even human? When in doubt, quarantine the suspect. Sometimes you'll make mistakes and lock up an ordinary employee, and sometimes you'll find a titanium cell ripped open from the inside. Some decisions will have immediate consequences, others only after several shifts. CONTAIN THE THREAT The consequences of every mistake go far beyond issues in the workplace. Let the wrong person out, and the infection will ravage the city. Isolate suspicious employees, investigate anomalies, and launch new operations to contain the threat before it's too late. Remember, it's not just about who you let in, but who or what you let out into the world.
When Can You Play Security 51?
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Security 51 Price, Demo & Store Availability
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Security 51 Release Updates
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Why this matchAdventure / PCSecurity 51 Release Date FAQ
When does Security 51 release?
Security 51 is scheduled for Aug 12, 2026. The local unlock time is shown in the Release hub above.
What platforms is Security 51 available on?
Security 51 is announced for GOG, PC.
Is Security 51 single-player or multiplayer?
Single-player or multiplayer support has not been confirmed yet.
Where can I buy Security 51?
Security 51 has an official listing on Gog. Open Gog
Data sources & release historySee source observations, the original timeline, and technical confidence details
Security 51 Interest Signals
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Security 51 Daily YouTube Views
1.5KSecurity 51 Daily YouTube View Growth
17Security 51 Release Timeline
Aug 11, 2026, 10:00 PM UTC
confirmed / exact / GOG, PCSecurity 51 Verified Sources
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Latest verified observation
Aug 12, 2026
Aug 12, 2026
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