r/OTSecurity
3k members
r/OTSecurity is a subreddit with 3k members. The most common kinds of discussions are advice requests and solution requests, and the community frequently discusses security, ot, ot security, cybersecurity, and vulnerability disclosure.
Popular Themes in r/OTSecurity
#1
Advice Requests
: "Career change"
11 posts
#2
Solution Requests
: "Audit Log Recommended Software"
6 posts
#3
Pain & Anger
: "When a 30-Year Veteran Clashes with OT Realities: A Frustrated Engineer’s Take"
2 posts
#4
Ideas
: "CybICS: A modular ICS security testbed for virtual or physical labs"
1 post
Popular Topics in r/OTSecurity
#1
Security
: "CybICS: A modular ICS Security testbed for virtual or physical labs"
34 posts
#2
Ot
: "I has been in Ot industries for more than 10 years the most challenging part is explaining Ot concepts to IT ppl."
32 posts
#3
Ot Security
: "Ot Security is Critical! As industries rely more on OT systems, securing them against cyber threats is vital. Aging infrastructure, siloed teams, and sophisticated attacks pose major risks."
26 posts
#4
Cybersecurity
: "New Blog: My Top 5 Recommendations on OT Cybersecurity Student Upskilling"
26 posts
#5
Vulnerability Disclosure
: "⚠️ Vulnerability Disclosure - CYBERPOWER PowerPanel UPS"
15 posts
#6
Isa
: "Isa / IEC 62443 Certification Exams + Course - How to get at lower Price - TRICK"
10 posts
#7
Ics Security
: "Getting into Ics Security "
9 posts
#8
Ics
: "CybIcs: A modular Ics security testbed for virtual or physical labs"
7 posts
#9
Training
: "Which Training to choose?"
5 posts
#10
Vulnerabilities
: "Roaring Access: Exploiting a Pre-Auth Root RCE on Sixnet RTUs"
5 posts
Member Growth in r/OTSecurity
Yearly
+2k members(241.6%)
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About
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Last updated: June 8, 2026