r/blueteamsec
42.5K members
r/blueteamsec is a subreddit with 42.5K members. Its distinguishing qualities are that the community is size-large.
We focus on technical intelligence, research and engineering to help operational [blue|purple] teams defend their estates and have awareness of the world.
Popular Topics in r/blueteamsec
#1
intelligence (threat actors)
: "Flying Under the Radar: Abusing GitHub for Malicious Infrastructure"
61 posts
#2
highlevel (not technical)
: "Microsoft, HPE hacks by Russia are just the tip of the iceberg - Microsoft said late Thursday that it had found more victims and was in the process of notifying them."
34 posts
#3
research|capability (we need to defend against)
: "BobTheSmuggler: "Bob the Smuggler": A tool that leverages HTML Smuggling Attack and allows you to create HTML files with embedded 7z/zip archives. The tool would compress your binary (EXE/DLL) into 7z/zip file format, then XOR encrypt and then hides inside PNG/GIF image file format (Image Polyglots)"
22 posts
#4
vulnerability (attack surface)
: "Outlook Vulnerability Discovery and New Ways to Leak NTLM Hashes"
19 posts
#5
discovery (how we find bad stuff)
: "Symon 15.12 is out now"
17 posts
#6
exploitation (what's being exploited)
: "Anydesk potential code signing certificate breach"
12 posts
#7
low level tools and techniques (work aids)
: "deluder: Deluder is a tool for intercepting traffic of proxy unaware applications. Currently, Deluder supports OpenSSL, GnuTLS, SChannel, WinSock and Linux Sockets out of the box. β‘"
11 posts
#8
tradecraft (how we defend)
: "How We Were Able to Infiltrate Attacker Telegram Bots"
7 posts
#9
incident writeup
: "AnyDesk Incident Response 2-2-2024"
6 posts
#10
training (step-by-step)
: "An introduction to reverse engineering .NET AOT applications - AOT compilation was used by DuckTail out of Vietnam"
5 posts
#11
secure by design/default
: "Prevent credential exposure with OIDC for GitHub Actions"
3 posts
#12
help me obiwan (ask the blueteam)
: "High Fidelity LDAP alerting"
1 posts
#13
power up (it's morphing time)
: "Ultimate-RAT-Collection: For educational purposes only, samples of old & new malware builders including screenshots!"
1 posts
#14
null
: "CTO at NCSC Summary: week ending February 4th"
1 posts
Popular Posts in r/blueteamsec
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Member Growth in r/blueteamsec
Daily
+-31 members(-0.1%)
Monthly
+658 members(1.6%)
Yearly
+9K members(28.7%)
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