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r/redteamsec↗

Red Team Security

A subreddit dedicated to red and blue teaming content. Discussions @ https://discord.gg/mTvPzuT - Twitter: @r_redteamsec & @domchell

53k subscribers109 posts / mo in Sep 2026 (incl. ~1% by known bots)72 authors / mosince 2017

r/redteamsec has 53k members (+22% over the last 12 months). It gets about 109 posts a month from 72 people. Top topics: Windows Security Exploits, Windows Security & Defender and Malware Discussions.

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When to post on r/redteamsec

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Size and growth

How r/redteamsec has grown

r/redteamsec

Subscriber growth

Subscribers over time

+22%in 12 months · +3.6% in 3 months
Oct 202653k
Growing53k subscribers
Data since Mar 2018Live · through Oct 2026
r/redteamsec

Monthly activity

Posts, comments and authors per month

+122%vs Sep 2025 · +30% last 3 months vs the 3 before
Sep 2026109
BusierPeaked at 110 in Jul 2026
Sep 2026: incl. ~1% by known botsData through Sep 2026 · October usually lands mid-November

What people talk about

Topics and brands on r/redteamsec

Top topics

Share of the subreddit's posts

  1. Windows Security Exploits3.3%
  2. Windows Security & Defender2.5%
  3. Malware Discussions1.7%
  4. Microsoft Security Issues1.2%
  5. Ransomware Attacks & Threats1.2%

Brands people mention

Most-mentioned brands and sites, last 12 months

  1. Medium
  2. LinkedIn
  3. ChatGPT
  4. arXiv.org e-Print archive
  5. VirusTotal

The full report

Everything else about r/redteamsec

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