r/netsec is a subreddit with 571k members. The most common kinds of discussions are news and ideas, and the community frequently discusses looking for, security, vulnerabilities, network, and aws.
/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
: "How to break secure boot without touching any cryptography"
34 posts
#2
Ideas
: "Finding Hidden Internal Apps Through Public Certificate Logs"
6 posts
#3
Pain & Anger
: "I went looking for a managed-Postgres provider. Instead, I found a vulnerability in a 4-star PostgreSQL extension available everywhere! and turned it into code execution at NeonDB, Supabase, Xata and many other PostgreSQL service companies"
2 posts
#4
Solution Requests
: "[Scambio di Backlink] Hackita.it – oltre 500 articoli sulla sicurezza offensiva, cerca partnership di link con blog tech or similar"
1 post
#5
Self-Promotion
: "I built my own root DNS so I could stop renting names"
1 post
Popular Topics in r/netsec
#1
Looking For
11 posts
#2
Security
10 posts
#3
Vulnerabilities
4 posts
#4
Network
3 posts
#5
Aws
3 posts
#6
Citrix
: "You’re Back In The Room (Citrix NetScaler Pre-Auth RCE CVE-2026-8452(?)) - watchTowr Labs"
3 posts
#7
Ai
: "Hacking your life with Ai can get you hacked: How Ai orchestration platforms ship RCE by design"
3 posts
#8
Annoying
2 posts
#9
Hate
2 posts
#10
Web Application
2 posts
Flair Used in r/netsec
#1
Pending Moderation
: "N-able Bug Exposes Password Vault Master Keys"
8 posts
#2
Contains AI
: "How to break secure boot without touching any cryptography"
7 posts
#3
Rejected (Bad Source)
: "Kimi Desktop Ships With an Updater That Can Install Unverified Code"
6 posts
#4
Rejected (Tool Post)
: "Aegis Latent Core: trust boundaries for MMR evidence in an LLM gateway"
5 posts
#5
Pending moderation (Tool post)
: "Building Sift: a faster, cross-platform replacement for Snaffler"
4 posts
Member Growth in r/netsec
Yearly
+38k members(7.0%)
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About
GummySearch helps people research Reddit communities by organizing activity, growth, themes, and post-level signals into one place.
This page gives a focused view of r/netsec, including current member size, discussion patterns, product reviews, and related communities to explore.
This data is synced periodically so insights stay current and useful for ongoing research.
Last updated: August 27, 2026