Security 51 Wiki
Guides, controls, and walkthroughs for the Area 51 security checkpoint.
Unofficial fan wiki for Security 51 — document checks, anomaly screening, elevator rules, and shift survival tips updated for launch week.
- Aug 12
- Steam release
- 11
- Steam languages
- Demo
- Free on Steam
- Single
- Player mode
Security 51 releases August 12, 2026 on Steam for Windows and macOS.
Launch week
Unofficial fan wiki for Security 51 — document checks, anomaly screening, elevator rules, and shift survival tips updated for launch week.
Read guide →Free demo
Try early shifts on Steam before you buy. See our demo vs full game guide.
Master these three pillars before anomalies overwhelm your shift.
Document verification
Match names, numbers, photos, and clearance levels before anyone touches the elevator.
Read guide System 2Anomaly screening
Spot rashes, slurred speech, and X-ray tells that perfect paperwork cannot hide.
Read guide System 3Elevator headcount
Track who enters, who leaves, and when the cameras lie about an empty car.
Read guideEvery hub organized by what Security 51 players search for most.
Guides Hub
Security 51 guides hub: document checks, anomaly screening, elevator counts, sanity, X-ray, biometrics, and quarantine protocols for...
Read guide ControlsControls Hub
Security 51 controls hub: keyboard, mouse, and controller bindings for document checks, X-ray, biometrics, and elevator commands on Steam.
Read guide WalkthroughWalkthrough Hub
Security 51 walkthrough hub: early shifts day-by-day routing, demo versus full game scope, and spoiler-light paths through the elevator...
Read guide AchievementsAchievements Hub
Security 51 achievements hub: Steam badge list, unlock tips, ending routes, and spoiler-light routing for completionists after the...
Read guide UpdatesUpdates Hub
Security 51 patch notes and update tracker: launch day notes, playtest changes, bulletin retunes, and balance fixes after every Steam...
Read guide ReviewReview Hub
Security 51 review hub: critical impressions, Papers Please comparisons, demo verdicts, and who should buy the Area 51 checkpoint horror...
Read guide ToolsTools Hub
Security 51 tools hub: interactive verification checklist, shift prep utilities, and companion tools for document checks and elevator...
Read guide LinksLinks Hub
Official Security 51 links hub: Steam store, demo, Alawar pages, social channels, and trusted fan resources for the checkpoint horror sim.
Read guideDeep walkthroughs for your first shifts beneath Area 51.
Guides Hub
Security 51 guides hub: document checks, anomaly screening, elevator counts, sanity, X-ray, biometrics, and quarantine protocols for...
Read guide GuidesGetting Started
Security 51 getting started guide: first shift setup, Start Day prep, bulletin reading, and checkpoint basics before anomalies escalate...
Read guide ToolsTools Hub
Security 51 tools hub: interactive verification checklist, shift prep utilities, and companion tools for document checks and elevator...
Read guide ToolsVerification Checklist
Interactive Security 51 verification checklist: per-visitor shift steps for documents, anomalies, X-ray, biometrics, headcount, and...
Read guide UpdatesUpdates Hub
Security 51 patch notes and update tracker: launch day notes, playtest changes, bulletin retunes, and balance fixes after every Steam...
Read guide UpdatesLaunch Patch Notes
Security 51 launch and playtest patch notes: v0.0.1.105 changes, Start Day button, shift length, document validation, and medical cert...
Read guide WalkthroughWalkthrough Hub
Security 51 walkthrough hub: early shifts day-by-day routing, demo versus full game scope, and spoiler-light paths through the elevator...
Read guide WalkthroughEarly Shifts Walkthrough
Day-by-day Security 51 early shifts walkthrough: bulletin changes, first denies, anomaly hints, and elevator beats through the first...
Read guide GuidesDocument Verification
Match passports, facility passes, photos, clearance levels, and time windows in Security 51. Field-by-field document verification for...
Read guide WalkthroughDemo vs Full Game
Compare Security 51 Steam demo (App 4351470) and full game (App 4246860): content limits, transfer rules, and when to buy after early...
Read guide GuidesSpotting Anomalies
Learn external body tells in Security 51: rashes, slurred speech, posture, and behavior flags before X-ray and biometrics unlock on the...
Read guide WalkthroughMid-Game Shifts Walkthrough
Security 51 mid-game walkthrough: post-demo shifts, biometrics unlocks, infection pressure, forgery stacks, and bonus pacing.
Read guide GuidesElevator Headcount
Track who enters and leaves the Security 51 elevator. Headcount rules, empty-camera events, duplicate staff, and personnel math for...
Read guide GuidesInfection Containment
Security 51 infection guide: city spread, containment operations, anomaly investigations, and checkpoint mistakes that reach the surface.
Read guideNew checkpoint officer? Follow these five steps before your first visitor arrives.
- 1
Read the shift manual before Start Day
Use the Start Day button to review instructions without the clock running. Our getting started guide explains what each bulletin means on day one.
- 2
Learn document verification basics
Match names, ID numbers, photos, and pass details against the on-screen record. Mismatches mean deny — our document guide covers every field.
- 3
Screen for external body anomalies
Rashes, slurred speech, and odd behavior are red flags before X-ray unlocks. See the anomaly spotting guide for early-shift tells.
- 4
Track elevator headcounts
Count who enters and leaves. Empty-camera events and duplicate staff are classic traps — read the elevator headcount guide.
- 5
Manage sanity and supplies
Food is expensive and the sanity bar matters. Budget upgrades like X-ray carefully using our sanity and supplies guide.
Wiki FAQ
Quick answers to the most common questions.
What is Security 51?
Security 51 is an atmospheric horror security guard simulator by Alawar. You work an Area 51 elevator checkpoint, verifying staff documents and deciding who may descend into classified underground levels.
Is this an official wiki?
No. security51.wiki is a fan-made resource. Always confirm announcements through the official Steam store page or Alawar channels.
Which languages are supported?
This wiki supports: English, Français, Deutsch, Español. Configure locales in site.meta.json and run npm run generate:i18n.
Are there promo codes for Security 51?
No. Security 51 is a premium Steam title with no Roblox-style redeem codes. This wiki focuses on gameplay guides, not fake code lists.
Is there a free demo?
Yes. A playable demo is available on Steam (App ID 4351470). It covers early shifts and is a safe way to test the verification loop before buying the full game.
What platforms is Security 51 on?
Security 51 launches on Steam for Windows and macOS. Minimum specs include 8 GB RAM and 2 GB storage.
How is Security 51 different from Papers, Please?
Both games center on document inspection, but Security 51 adds horror escalation: X-ray anomalies, infection tracking, elevator paranoia, and consequences that surface shifts later.
Does Security 51 have multiple endings?
Yes. The Steam store lists multiple endings and Steam achievements. Our endings guide will be updated as players document every branch after launch.