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r/netsec is a subreddit with 521k members. Its distinguishing qualities are that the community is huge in size.
/r/netsec is a community-curated aggregator of technical information security content. Our mission is to extract signal from the noise — to provide value to security practitioners, students, researchers, and hackers everywhere.
Popular Themes in r/netsec
#1
News
: "Hacking Subaru: Tracking and Controlling Cars via the STARLINK Admin Panel"
19 posts
#2
Advice Requests
: "HTTP Security Headers: A complete guide to HTTP headers"
5 posts
#3
Pain & Anger
: "Millions of Accounts Vulnerable due to Google’s OAuth Flaw"
4 posts
#4
Ideas
: "Backdooring Your Backdoors - Another $20 Domain, More Governments - watchTowr Labs"
4 posts
#5
Solution Requests
: "Reverse Engineering Call Of Duty Anti-Cheat"
2 posts
#6
Money Talk
: "The cost of a NAND chip off attack is 170.83€"
2 posts
Popular Topics in r/netsec
#1
Security
: "RANsacked: Over 100 Security Flaws Found in LTE/5G Network Implementations"
133 posts
#2
Vulnerabilities
: "Remote Code Execution Vulnerabilities in Ingress NGINX"
39 posts
#3
Hacking
: "Hacking Subaru: Tracking and Controlling Cars via the STARLINK Admin Panel"
15 posts
#4
Netsec
14 posts
#5
Exploitation
: "Exploitation Walkthrough and Techniques - Ivanti Connect Secure RCE (CVE-2025-0282) - watchTowr Labs"
13 posts
#6
Exploits
: "Gayfemboy: A Botnet Deliver Through a Four-Faith Industrial Router 0-day Exploit."
13 posts
#7
Vulnerability
: "AWS introduced same RCE Vulnerability three times in four years"
13 posts
#8
Malware
: "New Lumma Stealer campaign abuses Reddit threads to drop Malware via fake WeTransfer links"
11 posts
#9
Struggle
10 posts
#10
Web
: "Non-Intrusive Web Recon: Techniques from Chrome DevTools Recorder"
10 posts
Member Growth in r/netsec
Yearly
+26k members(5.4%)
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