1.5M members · Founders & startups
Can you self-promote in r/cybersecurity?
Only if you follow the 9-to-1 rule.
Follow Reddit's 9-to-1 guideline: for every 10 things you contribute, at most 1 is self-promotional. The other 9 are genuine, link-free value.
The rule
No excessive promotion
“All promotion (i.e. self-promotion) on this subreddit must be both: Under 10% of your posts and comments on this subreddit. Once per week at most per promoted entity. This rule is enforced to curb spam and unwanted promotional posts by non-community-members.”
Source: subreddit rules, last checked 2026-07-13. Read the full rules on Reddit →
Before you post
- Keep self-promotion under ~10% of your activity
The highest-intent moment
The safest way into r/cybersecurity is not a post, it is a well-timed reply. Watch for: relevant cybersecurity discussions. Answer it genuinely first, then mention your product only if it directly helps.
From OneUp Today
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OneUp watches r/cybersecurity for those high-intent moments and drafts a personalized reply or DM in your voice. You review and send, no spam, no rule-breaking.
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<a href="https://oneup.today/tools/reddit-self-promotion-checker/cybersecurity" style="display:inline-flex;align-items:center;gap:6px;font:600 13px/1.4 -apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;color:#16231A;background:#F4F8F2;border:1px solid #B7D5B9;border-radius:8px;padding:6px 10px;text-decoration:none">r/cybersecurity self-promotion: 9-to-1 rule · via OneUp Today</a>FAQ
Can I promote my product in r/cybersecurity?
Only if you follow the 9-to-1 rule. Follow Reddit's 9-to-1 guideline: for every 10 things you contribute, at most 1 is self-promotional. The other 9 are genuine, link-free value.
What is r/cybersecurity's self-promotion rule?
Per r/cybersecurity's rules ("No excessive promotion"): "All promotion (i.e. self-promotion) on this subreddit must be both: Under 10% of your posts and comments on this subreddit. Once per week at most per promoted entity. This rule is enforced to curb spam and unwanted promotional posts by non-community-members."
How do I get customers in r/cybersecurity without breaking the rules?
Instead of posting ads, reply to people already asking for a product like yours. In r/cybersecurity the highest-intent moment is: relevant cybersecurity discussions. Lead with a genuine, specific answer and mention your product only when it directly helps.