r/Infosec
39k members
r/Infosec is a subreddit with 39k members. The most common kinds of discussions are solution requests and advice requests, and the community frequently discusses security, ai, cyber, data, and it operations.
Information security (InfoSec) is the practice of protecting sensitive information from unauthorized access, use, disclosure, disruption, modification, or destruction. It encompasses a broad range of measures, both physical and digital, designed to safeguard information and information systems. The core principles of information security are confidentiality, integrity, and availability (the CIA triad).
Popular Themes in r/Infosec
#1
Solution Requests
: "Best tool used to secure enterprise and public sector applications (container)"
7 posts
#2
Advice Requests
: "Built an AI-powered mobile app security testing platform looking for feedback from the cybersecurity community"
3 posts
#3
Self-Promotion
: "Releasing my Windows 10/11 Hardening app, free, of course, else it wouldn't be here."
3 posts
#4
Pain & Anger
: "Why is he so angry"
2 posts
#5
Ideas
: "Built a "defensive deception" layer that feeds believable fake data to unauthorized readers — looking for fresh eyes to try to break it (beta)"
2 posts
#6
News
: "I was reporter #11 for a WPForms PayPal webhook vulnerability (CVE-2026-4986)"
1 post
Popular Topics in r/Infosec
#1
Security
: "How are you handling ChatGPT Security without blocking employee access?"
18 posts
#2
Ai
: "How long did your Ai SOC implementation actually take?"
13 posts
#3
Cyber
: "No vulnerability scanning is required for the Cyber Resilience Act in September. Nobody pushing that deadline can name the paragraph — because there isn't one."
10 posts
#4
Data
: "I built an open-source CLI to see exactly what Data Cursor, Copilot, and other AI tools are leaking to the cloud"
9 posts
#5
It Operations
4 posts
#6
Cybersecurity
: "Hugging Face Attack: The New Era of Autonomous Cyber Threats"
4 posts
#7
Vulnerability
: "No Vulnerability scanning is required for the Cyber Resilience Act in September. Nobody pushing that deadline can name the paragraph — because there isn't one."
4 posts
#8
Teams
: "Detection isn't the bottleneck anymore , investigation is. Curious how other Teams are handling the gap."
3 posts
#9
Scaling It Operations
2 posts
#10
Scaling
2 posts
Member Growth in r/Infosec
Yearly
+9k members(28.9%)
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About
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Last updated: August 27, 2026