r/SecurityClearance↗
Security Clearance
A place to ask questions and share advice about the security clearance process. "One of the worst places you can go for advice." - ClearanceJobs Aug. 2025
90k subscribers575 posts / mo in Sep 2026445 authors / mosince 2017
r/SecurityClearance has 90k members (+16% over the last 12 months). It gets about 575 posts a month from 445 people. Top topics: Polygraphs and Lie Detectors, Job Hiring Timeline and Job References.
When to post on r/SecurityClearance
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How r/SecurityClearance has grown
Subscriber growth
Subscribers over time
Monthly activity
Posts, comments and authors per month
Topics and brands on r/SecurityClearance
Top topics
Share of the subreddit's posts
- Polygraphs and Lie Detectors1.6%
- Job Hiring Timeline0.8%
- Job References0.6%
- Federal vs Private Sector Jobs0.2%
- Job Interviews0.2%
Brands people mention
Most-mentioned brands and sites, last 12 months
- dcsa.mil
- eCFR
- USAJOBS
- United States Department of State
- Wolfram
Everything else about r/SecurityClearance
Posting rules and account requirements, how often posts get removed, who writes here (age, gender, countries), what people ask for, how they talk, and related subreddits — all in the full report.
Posts and activity for Sep 2026. Members from Reddit's subscriber counts. Read from the same data the app runs on. Our research