r/netsec is a subreddit with 568k members. The most common kinds of discussions are news and solution requests, and the community frequently discusses security, vulnerability, looking for, vulnerabilities, and ai.
/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 We Hacked Thousands of Data Centers in Minutes Using a 20-Year-Old Vulnerability"
31 posts
#2
Solution Requests
: "r/netsec monthly discussion & tool thread"
4 posts
#3
Ideas
: "AgentHound: Offensive security framework for AI agent infrastructure - recon, credential looting, model exfiltration, poisoning, and attack-path analysis across MCP, A2A, gateways, and AI services. BloodHound for the agentic stack."
1 post
#4
Money Talk
: "GitHub issues $100,000 bounty for critical RCE vulnerability"
1 post
Popular Topics in r/netsec
#1
Security
: "AgentHound: Offensive Security framework for AI agent infrastructure - recon, credential looting, model exfiltration, poisoning, and attack-path analysis across MCP, A2A, gateways, and AI services. BloodHound for the agentic stack."
9 posts
#2
Vulnerability
: "How We Hacked Thousands of Data Centers in Minutes Using a 20-Year-Old Vulnerability"
8 posts
#3
Looking For
7 posts
#4
Vulnerabilities
5 posts
#5
Ai
: "AgentHound: Offensive security framework for Ai agent infrastructure - recon, credential looting, model exfiltration, poisoning, and attack-path analysis across MCP, A2A, gateways, and Ai services. BloodHound for the agentic stack."
4 posts
#6
Aws
3 posts
#7
Agent
: "Anatomy of a Frontier Lab Agent Intrusion: A Technical Timeline of the July 2026 Incident"
3 posts
#8
Annoying
2 posts
#9
Hate
2 posts
#10
Hacking
2 posts
Flair Used in r/netsec
#1
Contains AI
: "Escaping Claude Cowork’s local VM sandbox via CVE-2026-46331"
9 posts
#2
Pending Moderation
: "Inside an AI coal mine security camera network powered by plaintext passwords"
9 posts
#3
Rejected (Tool Post)
: "Curated catalog of local AI agent abuse techniques and real-world cases"
4 posts
#4
Rejected (Bad Source)
: "Linux kernel team publishes 432 CVEs in two days"
3 posts
#5
Discussion
: "GitHub issues $100,000 bounty for critical RCE vulnerability"
1 post
#6
Rejected (Not Technical Enough)
: "frontier class vulnerabilities: it gets worse before it (maybe) gets better"
1 post
#7
Hiring Thread
: "/r/netsec's Q3 2026 Information Security Hiring Thread"
1 post
#8
Pending moderation (Tool post)
: "High‑schooler releases LLM‑driven tool that claims 60+ bugs in Linux, V8 and other open‑source projects"
1 post
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Yearly
+37k members(6.9%)
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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 4, 2026