r/opsec is a subreddit with 76k members. The most common kinds of discussions are advice requests and solution requests, and the community frequently discusses security, opsec, privacy, threat, and anonymity.
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 Themes in r/opsec
#1
Advice Requests
: "How to deal with leaked nude images online"
14 posts
#2
Solution Requests
: "How to make a cheap Android smartphone (under $100) secure for human rights evidence collection?"
10 posts
#3
Pain & Anger
: "Doxxed, they contacted my job"
2 posts
Popular Topics in r/opsec
#1
Security
: "Operational Security (OPSEC) Basic Guide for Windows Users"
65 posts
#2
Opsec
: "Whitehouse Renovations: terrible Opsec?"
63 posts
#3
Privacy
: "Book recommendations on online Privacy and security"
44 posts
#4
Threat
: "OPSEC Tool that gave recommendations"
10 posts
#5
Anonymity
: "Preferred method of Anonymity and why?"
9 posts
#6
Anonymous
: "Need help with being Anonymous from my definitely-not-authoritarian government"
8 posts
#7
Tor
: "Stay hidden: Alternatives to VPNs? Original purpose, trust issues & layering (VPN→Tor, Tor→VPN, etc.)"
7 posts
#8
Phone
: "Advice for Phone with international travel"
7 posts
#9
Vpn
: "Selfhosted Vpns for anonimity from governments is stupid"
7 posts
#10
Human Rights
: "How to make a cheap Android smartphone (under $100) secure for Human Rights evidence collection?"
7 posts
Flair Used in r/opsec
#1
Beginner question
: "Thoughts on how long it would be before people noticed that zuck had disabled e2e encryption in messenger?"
94 posts
#2
Advanced question
: "A friend is starting to seriously consider running for public office as an opposition candidate to both the US surveillance state and the billionaires. What personal opsec measures might she consider prior to declaring her candidacy?"
26 posts
#3
How's my OPSEC?
: "Threat Model Builder"
24 posts
#4
Threats
: "How using the same password everywhere de-anonymized the owner of Nemesis Darknet Market"
14 posts
#5
Countermeasures
: "Most opsec advice is surface level – here's a guide that goes deeper"
14 posts
#6
Risk
: "Whitehouse Renovations: terrible OpSec?"
11 posts
#7
Vulnerabilities
: "I lost my crypto to a PowerShell-based hack — learn from my mistake."
8 posts
Member Growth in r/opsec
Yearly
+19k members(34.3%)
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About
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Last updated: June 30, 2026