r/blackhat is a subreddit with 113k members. The most common kinds of discussions are news and solution requests, and the community frequently discusses security, hacking, infostealers, cybersecurity, and vulnerability.
Focused on the ongoing discussion and documentation of vulnerabilities and exploitation techniques. Please read the rules before posting here.
Popular Themes in r/blackhat
#1
News
: "A Hacker Group Is Poisoning Open Source Code at an Unprecedented Scale"
11 posts
#2
Solution Requests
: "evilwaf is new powerfull and advanced firewalls bypass tool 2025 for offensive security"
7 posts
#3
Advice Requests
: "Bug Bounty Tutorial"
5 posts
#4
Opportunities
: "New high rez face OSINT is breaking anonymity. How are you guys adapting your OpSec?"
3 posts
#5
Ideas
: "Pick Your Payload - What Open-source Security Hardware Should we Build Next?"
1 post
#6
Money Talk
: "Lovely "4TB" backup HDD"
1 post
Popular Topics in r/blackhat
#1
Security
: "evilwaf is new powerfull and advanced firewalls bypass tool 2025 for offensive Security"
62 posts
#2
Hacking
: "A Possible US Government iPhone-Hacking Toolkit Is Now in the Hands of Foreign Spies and Criminals"
35 posts
#3
Infostealers
: "Infostealers are being used to create legitimate samples resembling a full blown data breach, resulting in a PR nightmare for companies"
14 posts
#4
Cybersecurity
: "Reddit Users Share What Really Happens When You Get Infected by an Infostealer"
13 posts
#5
Vulnerability
: "CVE-2024-11477- 7-Zip ZSTD Buffer Overflow Vulnerability - Crowdfense"
9 posts
#6
Hackers
: "Chinese Hackers Lurked Nearly 400 Days in Networks With Stealthy BrickStorm Malware"
7 posts
#7
Malware
: "Newly Deciphered Sabotage Malware May Have Targeted Iran’s Nuclear Program—and Predates Stuxnet"
7 posts
#8
Ai
: "How to exploit Ai and LLM Vulnerabilities - PortSwigger Web Security Academy"
7 posts
#9
Infostealer
: "AI Agents’ Most Downloaded Skill Is Discovered to Be an Infostealer"
7 posts
#10
Ransomware
: "Foxconn Ransomware Attack Shows Nothing Is Safe Forever"
7 posts
Member Growth in r/blackhat
Yearly
+10k members(10.0%)
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Last updated: June 9, 2026