r/purpleteamsec is a subreddit with 10k members. The community frequently discusses edr, vulnerability, windows, reverseengineering, and threat hunting, and the most common flair used is red teaming, purple teaming, blue teaming, threat intelligence, and threat hunting.
At r/purpleteamsec, we believe that when Red and Blue teams unite, security becomes not just a goal but a shared journey. Join us today to connect, learn, and collaborate in the pursuit of a safer digital world. Your insights, experiences, and questions are all welcome here. Let's harness the power of Purple Teaming and protect what matters most!
Remember, the future of cybersecurity is Purple. 💜
Popular Topics in r/purpleteamsec
#1
Edr
4 posts
#2
Vulnerability
3 posts
#3
Windows
3 posts
#4
Reverseengineering
2 posts
#5
Threat Hunting
2 posts
#6
Forensics
2 posts
#7
C2 Communication
2 posts
#8
Detection Engineering
2 posts
#9
Excel
1 post
#10
Outlook
1 post
Flair Used in r/purpleteamsec
#1
Red Teaming
: "Markdown Is the New Executable: Attackers Are Dropping Agent Instructions Into Your Downloads Folder"
89 posts
#2
Purple Teaming
: "Purple Team Automation - Automated adversary emulation (Caldera) against an AD lab to validate Sigma detection coverage and map results to MITRE ATT&CK."
20 posts
#3
Blue Teaming
: "Sentinel: Userland EDR for Windows. ETW telemetry, behavioral correlation, MITRE ATT&CK"
16 posts
#4
Threat Intelligence
: "A 12 KB Backdoor Hid Its C2 Domain in desktop.ini Whitespace"
14 posts
#5
Threat Hunting
: "A Little More Logic in Splunk: Introducing SPL2’s if Command"
6 posts
Member Growth in r/purpleteamsec
Yearly
+1k members(16.3%)
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Last updated: October 25, 2026