Cybersecurity practitioners: communities and participation rules
They protect computing systems, networks, and information through security operations, risk assessment, offensive testing, or security research.
Related communities · 147
Places with a sampled week come first, followed by recorded membership. Membership is neither activity nor a recommendation score.
- r/hacking2.79M members · 2025-01
- Language
- English
- Introducing a product
- Excerpt recorded; check its scope
Recorded rule excerptProfessional promotion e.g. from security firms/pen testing companies is allowed within the confines of site-wide rules on self promotion found here, but will otherwise be consider
…Rules and sources →Discussion sample availableWhy this appears
Listed through a recorded audience relationship. Demand for your product has not been verified here.
Every post of 2026-09 in Reddit's public archive (Arctic Shift's monthly file); up to 60 posts a place, fixed by the hash of the post's id, judged one by one by Jev: written by one of these people, and showing one's own work; still up as the archive's second look a day and a half later found it.
View source · record organized October 15, 2026Recorded rule excerpt · View source · record organized October 14, 2026
- r/cybersecurity1.14M members · 2025-01
- Language
- English
- Introducing a product
- Restriction recorded
Recorded rule excerptNo advertising
Rules and sources →Discussion sample availableWhy this appears
Listed through a recorded audience relationship. Demand for your product has not been verified here.
Every post of 2026-09 in Reddit's public archive (Arctic Shift's monthly file); up to 60 posts a place, fixed by the hash of the post's id, judged one by one by Jev: written by one of these people, and showing one's own work; still up as the archive's second look a day and a half later found it.
View source · record organized October 15, 2026Recorded rule excerpt · View source · record organized October 14, 2026
- r/netsec517k members · 2025-01
- Language
- English
- Introducing a product
- Not established
Recorded rule excerptWe don't allow the posting of commercial content unless the submitting user has both a preexisting relationship with our community, and a personal stake in its success.
Rules and sources →Discussion sample availableWhy this appears
Listed through a recorded audience relationship. Demand for your product has not been verified here.
Which groups each place is for, judged by a model on the place's own description in the list; no posts read.
View source · record organized October 14, 2026Recorded rule excerpt · View source · record organized October 14, 2026
- r/Hacking_Tutorials330k members · 2025-01
- Language
- English
- Introducing a product
- Restriction recorded
Recorded rule excerptYou are not allowed to promote your own services, legal, or illegal.
Rules and sources →Discussion sample availableWhy this appears
Listed through a recorded audience relationship. Demand for your product has not been verified here.
Which groups each place is for, judged by a model on the place's own description in the list; no posts read.
View source · record organized October 14, 2026Recorded rule excerpt · View source · record organized October 14, 2026
- r/CompTIA255k members · 2025-01
- Language
- English
- Introducing a product
- Not established
Recorded rule excerptDo not go off-topic or start discussing random, unrelated topics in a thread.
Rules and sources →Discussion sample availableWhy this appears
Listed through a recorded audience relationship. Demand for your product has not been verified here.
Every post of 2026-09 in Reddit's public archive (Arctic Shift's monthly file); up to 60 posts a place, fixed by the hash of the post's id, judged one by one by Jev: written by one of these people, and showing one's own work; still up as the archive's second look a day and a half later found it.
View source · record organized October 15, 2026Recorded rule excerpt · View source · record organized October 14, 2026
- r/AskNetsec217k members · 2025-01
- Language
- English
- Introducing a product
- Not established
Recorded rule excerptAll posts must be in the form of a question relevant to infosec.
Rules and sources →Discussion sample availableWhy this appears
Listed through a recorded audience relationship. Demand for your product has not been verified here.
Every post of 2026-09 in Reddit's public archive (Arctic Shift's monthly file); up to 60 posts a place, fixed by the hash of the post's id, judged one by one by Jev: written by one of these people, and showing one's own work; still up as the archive's second look a day and a half later found it.
View source · record organized October 15, 2026Recorded rule excerpt · View source · record organized October 14, 2026
- r/SocialEngineering180k members · 2025-01
- Language
- English
- Introducing a product
- Not established
No original wording is recorded for this action, so permission cannot be established here.
Rules and sources →Discussion sample availableWhy this appears
Listed through a recorded audience relationship. Demand for your product has not been verified here.
Which groups each place is for, judged by a model on the place's own description in the list; no posts read.
View source · record organized October 14, 2026 - r/OSINT162k members · 2025-01
- Language
- English
- Introducing a product
- Not established
Recorded rule excerptIt's important to keep our responses to questions public and helpful
Rules and sources →Discussion sample availableWhy this appears
Listed through a recorded audience relationship. Demand for your product has not been verified here.
Which groups each place is for, judged by a model on the place's own description in the list; no posts read.
View source · record organized October 14, 2026Recorded rule excerpt · View source · record organized October 14, 2026
- r/ReverseEngineering155k members · 2025-01
- Language
- English
- Introducing a product
- Not established
Recorded rule excerptNo question posts
Rules and sources →Discussion sample availableWhy this appears
Listed through a recorded audience relationship. Demand for your product has not been verified here.
Every post of 2026-09 in Reddit's public archive (Arctic Shift's monthly file); up to 60 posts a place, fixed by the hash of the post's id, judged one by one by Jev: written by one of these people, and showing one's own work; still up as the archive's second look a day and a half later found it.
View source · record organized October 15, 2026Recorded rule excerpt · View source · record organized October 14, 2026
- r/netsecstudents132k members · 2025-01
- Language
- English
- Introducing a product
- Not established
Recorded rule excerptThis post may fit better in a subreddit like /r/techsupport.
Rules and sources →Discussion sample availableWhy this appears
Listed through a recorded audience relationship. Demand for your product has not been verified here.
Which groups each place is for, judged by a model on the place's own description in the list; no posts read.
View source · record organized October 14, 2026Recorded rule excerpt · View source · record organized October 14, 2026
- r/Kalilinux113k members · 2025-01
- Language
- English
- Introducing a product
- Not established
Recorded rule excerptneither the Discord channel nor the subreddit is here to provide tech support regarding tools
Rules and sources →Discussion sample availableWhy this appears
Listed through a recorded audience relationship. Demand for your product has not been verified here.
Which groups each place is for, judged by a model on the place's own description in the list; no posts read.
View source · record organized October 14, 2026Recorded rule excerpt · View source · record organized October 14, 2026
- r/blackhat100k members · 2025-01
- Language
- English
- Introducing a product
- Not established
Recorded rule excerptGot an answer? Make sure it makes sense before you post it.
Rules and sources →Discussion sample availableWhy this appears
Listed through a recorded audience relationship. Demand for your product has not been verified here.
Which groups each place is for, judged by a model on the place's own description in the list; no posts read.
View source · record organized October 14, 2026Recorded rule excerpt · View source · record organized October 14, 2026
After finding a community, find the conversations worth joining.
Hmm uses your product’s context to find relevant discussions, prepare replies and follow responses after you send. ahahmm has not launched yet; Mac comes first, with Windows in development.