r/CTI is a subreddit with 1k members. The most common kinds of discussions are advice requests and solution requests, and the community frequently discusses malware, cti, ransomware, threat, and vulnerabilities.
Welcome to r/CTI
Cyber Threat Intelligence Community
This subreddit is your go-to space for sharing the latest cyber threat intelligence news, insights, and valuable resources. Stay informed, collaborate with others, and strengthen your understanding of the ever-evolving cybersecurity landscape.
Remember to never click on / navigate to unusual urls or content. When in doubt be cautious!
Official r/CTI Discord Server (Still early work-in-progress!)
https://discord.gg/TVzGgYFK7q
Popular Themes in r/CTI
#1
Advice Requests
: "Looking to combine Threat Intel and Content Creation – Is there a career path like this?"
8 posts
#2
Solution Requests
: "Opensource Threat Feeds?"
6 posts
#3
News
: "Ongoing phishing campaign targeting Steam users"
2 posts
Popular Topics in r/CTI
#1
Malware
: "Delivering Malware Through Youtube Video? - Triage of Architeuthis"
19 posts
#2
Cti
: "Cti Academy Learning Platform"
9 posts
#3
Ransomware
7 posts
#4
Threat
: "Opensource Threat Feeds?"
6 posts
#5
Vulnerabilities
6 posts
#6
Cyberattacks
5 posts
#7
Phishing
: "[Repost] OneDrive abused by phishers in a new HTML Blob Smuggling Campaign"
5 posts
#8
Zero Day
4 posts
#9
Exploit
4 posts
#10
C2
: "Sliver C2 "
4 posts
Flair Used in r/CTI
#1
Help / Question
: "Opensource Threat Feeds?"
25 posts
#2
IOCs
: "Mapping Amadey Loader Infrastructure"
22 posts
#3
News
: "Tracking Hacktivist Groups"
12 posts
#4
Informational
: "Hacktivist Tracker TG Bot"
12 posts
#5
Discussion
: "Which CTI heuristic chewed up the most of your time (and sanity) before you finally nailed it?"
10 posts
#6
CVE
: "Stumbled upon this POC monitor on Github"
3 posts
#7
Publication
: "Have you ever watched a threat actor accidentally dox themselves in real-time? 👀"
2 posts
#8
Other
: "Vector RAG kept failing at threat actor alias resolution, so I built a dual-store CTI memory engine. Open source."
2 posts
Member Growth in r/CTI
Yearly
+413 members(42.8%)
Similar Subreddits to r/CTI
r/AskNetsec
267k members
15.1% / yr
r/blueteamsec
73k members
25.1% / yr
r/hacking
3.0M members
4.5% / yr
r/InfoSecNews
25k members
21.7% / yr
r/netsec
574k members
7.1% / yr
r/purpleteamsec
9k members
15.8% / yr
r/pwnhub
47k members
227.7% / yr
r/SecOpsDaily
16k members
377.5% / yr
r/ThreathuntingDFIR
2k members
23.8% / yr
r/threatintel
19k members
66.3% / yr
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/CTI, 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: September 30, 2026