r/opsec is a subreddit with 84k members. The community frequently discusses security, opsec, privacy, threat, and anonymity, and the most common flair used is beginner question, advanced question, countermeasures, threats, and vulnerabilities.
OPSEC is the process and practice of Operations Security. Although it has roots in the military, OPSEC can be applied to any venture requiring secrecy and survival, from business security to personal safety. OPSEC is a mindset of critical thinking and safe habits. Read the sidebar below for more information!
Popular Topics in r/opsec
#1
Security
65 posts
#2
Opsec
63 posts
#3
Privacy
44 posts
#4
Threat
10 posts
#5
Anonymity
9 posts
#6
Anonymous
8 posts
#7
Tor
7 posts
#8
Phone
7 posts
#9
Vpn
7 posts
#10
Human Rights
7 posts
Flair Used in r/opsec
#1
Beginner question
: "Anonymous printing"
26 posts
#2
Advanced question
: "Threat model review: reducing exposure to state mass surveillance when ISP-level DNS interception, state CAs, and DPI are play (Russia)"
8 posts
#3
Countermeasures
: "EFF publishes a practical anti-doxxing guide focused on reducing your OSINT footprint"
4 posts
#4
Threats
: "How would you protect yourself against your ISP?"
4 posts
#5
Vulnerabilities
: "U.S. military disables advertising trackers over location-surveillance concerns"
4 posts
#6
How's my OPSEC?
: "Is it safe to use Tor?"
2 posts
#7
Risk
: "Adding security layers for someone in possible danger"
1 post
Member Growth in r/opsec
Yearly
+22k members(36.3%)
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About
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Last updated: October 26, 2026