b33f | 🇺🇦✊ @FuzzySec
意志 / Antiquarian @ IBM X-Force / t501 / Ex-TORE ⚔️🦅 / I rewrite pointers and read memory / AI Psychoanalyst / Teaching @CalypsoLabs linktr.ee/fuzzysec Jumanji Joined April 2012-
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Completing the Circle: The path to CVE-2025-7388 coresecurity.com/blog/completin…
Unleashing the Hound: How AI Agents Find Deep Logic Bugs in Any Codebase by @muellerberndt muellerberndt.medium.com/unleashing-the…
Another post from the team :)
IMHO, the loss of Twitter/X as a platform where virtually everyone in infosec who was publicly active online had a presence has really been deleterious to a lot of info sharing. It's also no doubt prevented a lot of useful discussions and interactions from happening.
Love a good path traversal bug 👇
[#POC2025] Registration is NOW OPEN! Early Bird: Sept 1 – Sept 30 Standard: Oct 1 – Oct 30 CFP is still OPEN — We’re already seeing 🔥 talks coming in Got something bold, brilliant, or badass? Submit yours before → Sept 30 📢1st Speaker Line-up drops this week🙏 🌐…
First time sponsoring the amazing @hexacon_fr and we can’t wait! 🇫🇷🔥 Come say hi at our booth in Paris. Great swag, great convos and maybe even your next career shift 😉 looking forward to it! 👉 ps.tc/jobs
First time sponsoring the amazing @hexacon_fr and we can’t wait! 🇫🇷🔥 Come say hi at our booth in Paris. Great swag, great convos and maybe even your next career shift 😉 looking forward to it! 👉 ps.tc/jobs
I'm hiring a Principal Security Researcher with rock-solid knowledge in Active Directory, Entra ID, and security research. Interested in working with me? Go apply here: ats.rippling.com/netwrix-corpor…
Simplified intended solution for my Windows kernel challenge at HITCON CTF 2025. github.com/scwuaptx/CTF/t… If you haven’t played this challenge yet, I encourage you to try it yourself first. github.com/scwuaptx/CTF/t… Hope everyone can learn more from our CTF.
In 3 weeks, @d_tranman and I will be giving our talk, "COM to the Darkside" at @MCTTP_Con in the Offensive Track. The talk will focus on 90's MCP technology and will deep dive into some fun (D)COM topics. See you there!
Hey fuzzer folks! Want to learn how to use LibAFL ? Check this super exercices made by @addisoncrump_vr github.com/addisoncrump/p…
Guess what ya'll? @merill and I are going to have a chat! ... on video 👀 👁 😵 🙈
🚨 New CTF: Azure APT 🏆 Step into the shoes of an attacker targeting Azure. Use a malicious OAuth app, bypass restrictions, and capture the flag. Can you solve all 12 CTF's and WIN our belt? Test your skills with this month's CTF by @LSecResearch 👉 cloudsecuritychampionship.com/challenge/3
@vinopaljiri Look at this 😂

Florian Roth ⚡️ @cyb3rops
206K Followers 3K Following Head of Research @nextronsystems #DFIR #YARA #Sigma | detection engineer | creator of @thor_scanner, Aurora, Sigma, LOKI, YARA-Forge | always busy ⌚️🐇 | vi/vim
Florian Hansemann @CyberWarship
84K Followers 47 Following Father, Founder @HanseSecure, Pentesting, Student, ExploitDev, Redteaming, InfoSec & CyberCyber; -- Mastodon: https://t.co/KFSKYUN98M
Nicolas Krassas @Dinosn
146K Followers 735 Following Head of Threat & Vulnerability Mgmt @ Henkel AG & Co. KGaA https://t.co/NC1orlKrW3
Justin Elze @HackingLZ
65K Followers 5K Following CTO @TrustedSec | Former Optiv/SecureWorks/Accuvant Labs/Redspin | Race cars
Adam Chester 🏴�... @_xpn_
36K Followers 501 Following Hacker for Hire at @SpecterOps | Blog at https://t.co/tjfTOllCEu | Insta at https://t.co/PqR6CZPwjl
ippsec @ippsec
119K Followers 353 Following
Grzegorz Tworek @0gtweet
36K Followers 2K Following My own research, unless stated otherwise. Not necessarily "safe when taken as directed". GIT d- s+: a+ C++++ !U !L !M w++++$ b++++ G-
Ptrace Security GmbH @ptracesecurity
59K Followers 867 Following Empowering IT Security Professionals through Hands-On Online Courses.
Mike Felch (Stay Read... @ustayready
16K Followers 2K Following Targeted Ops Red Team @ TrustedSec | Hacking since Renegade BBS backdoors | Prior CrowdStrike/BHIS | In Christ's grip | I speak for myself only | K1HAQ
Oliver Lyak @ly4k_
9K Followers 265 Following Yet another security researcher 🔦 Github: https://t.co/7WFOFz17KI
Yarden Shafir @yarden_shafir
24K Followers 309 Following A circus artist with a visual studio license
Josh @passthehashbrwn
10K Followers 332 Following Adversarial Simulation at IBM, tweets are mine etc.
rootsecdev @rootsecdev
26K Followers 1K Following Senior Security Consultant @TrustedSec | Military grade meme poster, researcher, cloud penetration tester, voider of warranties. My thoughts are my own.
DebugPrivilege @DebugPrivilege
40K Followers 2K Following Windows Nerd | Ex-MSFT | Microsoft MVP in Windows | Interested in Security, Debugging, and Windows Internals.
x86matthew @x86matthew
21K Followers 189 Following C / asm / system emulation / reverse engineering. @the_secret_club
mgeeky | Mariusz Bana... @mariuszbit
14K Followers 812 Following 🔴 Operator, Initial Access afficionado, Researcher, ex-AV engine developer, ex-Malware analyst 🦋 @mgeeky.bsky.social 🫖 green tea lover
Charlie Bromberg « ... @_nwodtuhs
15K Followers 653 Following Trying to hack the way we hack things 🏴☠️
Rad @rad9800
9K Followers 540 Following irrational. founder. building solutions to secure organizations. @deceptiq_
Mehrdad @thisMehrdad
0 Followers 18 Following
Oforpau @oforpau84781
0 Followers 36 Following
kktwo @kenobiwan666
3 Followers 85 Following
log2 @log2cn
0 Followers 10 Following
Alex H @_alexHD
0 Followers 46 Following He/him, offsec enthusiast, currently working in threat hunting
Wigie @Wigie226
1 Followers 188 Following
novelcherry @novelcherry
3 Followers 99 Following I like javascript engines LITERALLY just some GUY (She/Her)
Max Andreacchi @atomicchonk
3 Followers 43 Following AI Security Researcher and Red Teamer at SpecterOps | Corgi Dad
Vruormdie @Vruormdie40299
86 Followers 2K Following
chiru.rs 🦀 @chiru_chintha9
96 Followers 2K Following web3 security researcher | obsessed with rust 🦀| solana
C:\🇺🇾\David.bat @EdavPerez
4K Followers 3K Following Intel Ops Padawan🥷 | Security Nerd | All systems are vulnerable (People2) 🖥️🤯🔨|There is no spoon🥄
Rohit Rajwansi @rajwansi_rohit
17 Followers 390 Following IIT Bombay EE 2018 भारतीय अभियंता, Network Security, Red Team, White Hat, Backend developer, Python, Lang-chain, LLM, Bug Bounty, DHH, Music production 🎁
HKR PI @HKRPI1
5 Followers 1K Following
박진완 @goldleo01
45 Followers 137 Following
Darrius Robinson @rbnroot
0 Followers 54 Following
geek lamda @_geek23
11 Followers 286 Following
undefined @ox_undefined
18 Followers 502 Following
Anass0x @Anass0x
3 Followers 189 Following
itzzz rezhwannn @bexam451706
55 Followers 1K Following I explained my hurt and still got hurt, so I learned how to stop talking.
Alejandro @RealBeninPikin
435 Followers 8K Following
Jb05s @jb05s
1 Followers 28 Following
Beaudin Storniolo @S3901xom
3 Followers 159 Following
Joseph Nguyễn @josephbt7o
4 Followers 201 Following
aleksander @MerlinAlex666
70 Followers 659 Following
GlebLIFT @PNGbtw
421 Followers 585 Following
Coooha @Coooha780
37 Followers 457 Following
Casey @_subTee
25 Followers 400 Following I like to read . Founder , Researcher @malwarialabs 🦟⚡️ -=-WIN-=-
Grace Mulligan @GraceMulli35404
1 Followers 85 Following
yonas @YonasMeshesha
376 Followers 263 Following Start Small Think BIG. Start with self. Seize the moment, why wait ?
Teeramaet Bongkodmale... @0x0nigiri
0 Followers 22 Following
allinthree @wataboutaguacat
1 Followers 98 Following a random sec engineer with a meaningless profile pic
Mathew Musango @MathewMusango
17 Followers 2K Following
Mujt @sa468293
0 Followers 15 Following
Abdullah Asif @Abdulla36287154
15 Followers 394 Following
Florian Roth ⚡️ @cyb3rops
206K Followers 3K Following Head of Research @nextronsystems #DFIR #YARA #Sigma | detection engineer | creator of @thor_scanner, Aurora, Sigma, LOKI, YARA-Forge | always busy ⌚️🐇 | vi/vim
chompie @chompie1337
83K Followers 1K Following hacker, weird machine mechanic, X-Force Offensive Research (XOR)
Florian Hansemann @CyberWarship
84K Followers 47 Following Father, Founder @HanseSecure, Pentesting, Student, ExploitDev, Redteaming, InfoSec & CyberCyber; -- Mastodon: https://t.co/KFSKYUN98M
Nicolas Krassas @Dinosn
146K Followers 735 Following Head of Threat & Vulnerability Mgmt @ Henkel AG & Co. KGaA https://t.co/NC1orlKrW3
Justin Elze @HackingLZ
65K Followers 5K Following CTO @TrustedSec | Former Optiv/SecureWorks/Accuvant Labs/Redspin | Race cars
Binni Shah @binitamshah
141K Followers 165 Following Linux Evangelist, Malwares, Security enthusiast , Investor, Contrarian , Philanthropist , Reformist , Sigma female 🦋 https://t.co/WOvf41tMKV
Adam Chester 🏴�... @_xpn_
36K Followers 501 Following Hacker for Hire at @SpecterOps | Blog at https://t.co/tjfTOllCEu | Insta at https://t.co/PqR6CZPwjl
0xor0ne @0xor0ne
81K Followers 514 Following | CyberSecurity | Reverse Engineering | C and Rust | Exploit | Linux kernel | PhD | My Tweets, My Opinions :) |
Grzegorz Tworek @0gtweet
36K Followers 2K Following My own research, unless stated otherwise. Not necessarily "safe when taken as directed". GIT d- s+: a+ C++++ !U !L !M w++++$ b++++ G-
Vincent Yiu @vysecurity
29K Followers 308 Following Director, Red Team, Offensive Security. Help organizations safeguard their businesses from the bad guys.
Mike Felch (Stay Read... @ustayready
16K Followers 2K Following Targeted Ops Red Team @ TrustedSec | Hacking since Renegade BBS backdoors | Prior CrowdStrike/BHIS | In Christ's grip | I speak for myself only | K1HAQ
Oliver Lyak @ly4k_
9K Followers 265 Following Yet another security researcher 🔦 Github: https://t.co/7WFOFz17KI
DirectoryRanger @DirectoryRanger
35K Followers 96 Following This account assembles and disseminates information related to Active Directory and Windows security.
Yarden Shafir @yarden_shafir
24K Followers 309 Following A circus artist with a visual studio license
Josh @passthehashbrwn
10K Followers 332 Following Adversarial Simulation at IBM, tweets are mine etc.
DebugPrivilege @DebugPrivilege
40K Followers 2K Following Windows Nerd | Ex-MSFT | Microsoft MVP in Windows | Interested in Security, Debugging, and Windows Internals.
x86matthew @x86matthew
21K Followers 189 Following C / asm / system emulation / reverse engineering. @the_secret_club
mgeeky | Mariusz Bana... @mariuszbit
14K Followers 812 Following 🔴 Operator, Initial Access afficionado, Researcher, ex-AV engine developer, ex-Malware analyst 🦋 @mgeeky.bsky.social 🫖 green tea lover
Rad @rad9800
9K Followers 540 Following irrational. founder. building solutions to secure organizations. @deceptiq_
Nano Banana @NanoBanana
27K Followers 1 Following Nano Banana 🍌, aka Gemini 2.5 Flash Image, the world's most powerful image editing and generation model! Try it for free in the @GeminiApp
박진완 @goldleo01
45 Followers 137 Following
EZ @IAMERICAbooted
2K Followers 1K Following Yesterday is history. Tomorrow is a mystery. Cloud Solutions Engineer at Contoso. Hacktive Directory admin. Posts don't represent my employer(s).
DawnSecurityLab @dawnseclab
1K Followers 6 Following Dawn Security Lab focusing on system & iOT security https://t.co/H2vUNhaVd0
Melody Wright @m3_melody
39K Followers 418 Following Strategist, Writer, Technologist, GFC 1 Survivor. Tweets about housing, mortgage finance, commercial real estate, macro and technology. Not investment advice.
JEB Decompiler @jebdec
2K Followers 455 Following JEB Decompiler & PNF Software news. Tweets by Nicolas Falliere.
Advance-sec @advance_sec0
763 Followers 705 Following Advance-sec platform: is one of the top leaders in research and acquisition of vulnerabilities and 0day exploits. Email: [email protected] Wire: @advance_sec
那个火饺🦆(JJ) @thatjiaozi
1K Followers 457 Following 🇲🇽🇨🇦. Cloud Vulnerability Research. Opinions are my own. Not those of my company.
💻 Sherrod DeGrippo... @sherrod_im
36K Followers 7K Following Weird security voyeur. Vibe merchant. CISO of your 🩷 Official USPS fan account. 🎉 Host of THE Microsoft Threat Intelligence Podcast. I like crime actors.
Daria Bahrami @velvethamm3r
282 Followers 444 Following cyber and emerging tech • head of policy @dreadnode • she/her/hers • *views are my own*
Hamid Kashfi @hkashfi
9K Followers 999 Following I do computers @ https://t.co/DKXRMmnzya . Previously Immunity Inc & Trail of Bits. Hobbyist photographer @[email protected]
Keane @keenlooks
150 Followers 34 Following
saila @sailaunderscore
22K Followers 1K Following 'Current Thing' PhD. Fundamentally Unserious. “It’s the dishonesty that bothers me. That is all.”
sarah guo @saranormous
119K Followers 3K Following startup investor/helper, founder @conviction. accelerating AI adoption, interested in progress. tech podcast: @nopriorspod
Google DeepMind @GoogleDeepMind
1.2M Followers 279 Following We’re a team of scientists, engineers, ethicists and more, committed to solving intelligence, to advance science and benefit humanity.
Leo Tsaousis @LAripping
564 Followers 654 Following Senior Security Consultant @ Reversec (fka @withconsulting). Talks mostly about security. As Rino put it, sometimes maybe good sometimes maybe shit
Luke (datalocaltmp) @datalocaltmp
1K Followers 556 Following mobile reverse engineering, vulnerability research, using lldb
Jason D. Clinton 🔸 @JasonDClinton
2K Followers 232 Following CISO at Anthropic. Ex-Google Chrome. My views are not those of my employer.
anubis @AnubisOnSec
3K Followers 1K Following Logging into things I shouldn't I build and break things as a Red Team Lead @ Large GPU Maker
Anthropic @AnthropicAI
636K Followers 35 Following We're an AI safety and research company that builds reliable, interpretable, and steerable AI systems. Talk to our AI assistant @claudeai on https://t.co/FhDI3KQh0n.
Psyho @FakePsyho
25K Followers 366 Following Game Designer; Problem Solver; past: OpenAI (Dota), Pro Competitive Programmer, Poker
LJP @ljp_tw
24 Followers 154 Following
Trend Zero Day Initia... @thezdi
83K Followers 16 Following Trend Zero Day Initiative™ (ZDI) is a program designed to reward security researchers for responsibly disclosing vulnerabilities.
Rafał Goryl @voix44er
101 Followers 376 Following Breaking stuff, Security researcher @pixiepointsec | Pwn2Own Toronto 2023, Tokyo 2025
Huke @08Tc3wBB
14K Followers 322 Following iOS/macOS Security researcher, Jailbreak fan! Love analyzing binaries
0xp0kerface(Linfeng) @0xp0kerface
207 Followers 211 Following Security Researcher @Xiaomi | Facebook Hall of Fame | Speaker of CanSecWest&HITB&KCon | National Grade B Racing Driver
sapir federovsky @sapirxfed
5K Followers 183 Following Doing things @wiz_io And then doing more things at home | failed research blog: https://t.co/j2HT1Tpscs
yongchuank @yongchuank
589 Followers 274 Following Security researcher @pixiepointsec | @yongchuank.bsky.social
PixiePoint Security @pixiepointsec
741 Followers 0 Following A Cybersecurity Consultancy Boutique that Provides Niche & Bespoke Research Services
Bundeskanzler Friedri... @bundeskanzler
121K Followers 108 Following Bundeskanzler der Bundesrepublik Deutschland. Für ein starkes Deutschland. Für ein starkes Europa. MdB-Account @_FriedrichMerz | Federal Chancellor of Germany
sagitz @sagitz_
5K Followers 826 Following Cloud Security Researcher at @wiz_io • Microsoft Most Valuable Researcher 21/22/23 • Black Hat Speaker
peterpan0927@infosec.... @Peterpan980927
2K Followers 352 Following Mobile Security Researcher @starlabs_sg
Dwarkesh Patel @dwarkesh_sp
127K Followers 908 Following Host of @dwarkeshpodcast https://t.co/3SXlu7fy6N https://t.co/4DPAxODFYi https://t.co/hQfIWdM1Un
Sholto Douglas @_sholtodouglas
25K Followers 1K Following Scaling RL @AnthropicAI, ex @DeepMind - working towards intelligence too cheap to meter
Trenton Bricken @TrentonBricken
12K Followers 2K Following Trying to figure out what makes minds and machines go "Beep Bop!" @AnthropicAI
Zhihua Yao @hackyzh
3K Followers 571 Following