Arda Büyükkaya @WhichbufferArda
Cyber Threat Intelligence Analyst @EclecticIQ | Threat Hunter | Malware Analyst |. (All opinions expressed here are mine only). 🇳🇱 The Netherlands Joined April 2022-
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🌟New report out today!🌟 From a Single Click: How Lunar Spider Enabled a Near Two-Month Intrusion Analysis/reporting completed by @russianpanda, Christos Fotopoulos, Salem Salem, reviewed by @svch0st. Audio: Available on Spotify, Apple, YouTube and more! Report:⬇️
Observed threat actor abusing a vulnerable driver (wsftprm.sys, Topaz OFD – Brazilian antifraud vendor, #CVE-2023-52271) for defense evasion. Attack chain: cartel.exe → vulnerable driver → Lazarus.exe (final payload, extension ".cry"). First seen in Colombia. 1/3
''You Already Have Our Personal Data, Take Our Phone Calls Too (FreePBX CVE-2025-57819)'' #infosec #pentest #redteam #blueteam labs.watchtowr.com/you-already-ha…
I copied the #YARA rules from the latest @NCSC report, fixed the usual PDF formatting issues, extended the metadata, and pushed them to our repo (also in YARA-Forge, once the package build runs). Then I noticed: the doc states all material is: UK Crown Copyright. That…
Really enjoyed VB 2025 in Berlin 🇩🇪 great talks and amazing people. Looking forward to next year.
Dumping LSASS is old school. If an admin is connected on a server you are local admin on, just create a scheduled task asking for a certificate on his behalf, get the cert, get its privs. All automatized in the schtask_as module for NetExec 🥳🥳🥳
A 17-year-old male surrendered to police in Las Vegas and was booked on charges related to 2023 cyberattacks against the city's casino and hospitality industry therecord.media/las-vegas-arre…
"Two of the binaries observed in this attack were masquerading as products from well-known and reputable security vendors. The first binary, GT_NET.exe is associated with Grixba, a custom data-gathering tool used by the Play ransomware group. Its metadata was crafted to..."
Video: The Age of AI Agents - Panel discussion at HSF 2025. youtu.be/1vJ7ffxPsFo
My epic fail with the important customer, as told at @defcon 33.
I found documentation for ARINC cMUSE showing that it can be deployed on AWS cloud. I wonder, is this a cloud security oopsie.
I found documentation for ARINC cMUSE showing that it can be deployed on AWS cloud. I wonder, is this a cloud security oopsie. https://t.co/mvKUhosVgB
A reminder that there are many IT systems that can be leveraged to disrupt transportation and logistics. You don’t have to attack the planes to cause cascading failures in our airways. apnews.com/article/europe…
Media reports are emerging of a cyberattack on Collins Aerospace (owned by RTX/Raytheon), it provides check-in and boarding systems for airlines across multiple airports. Brussels Airport, Berlin Brandenburg Airport, and London Heathrow impacted ⚠️ apnews.com/article/europe…
🐛 New GoAnywhere MFT vulnerability with CVSS score 10 (CVE-2025-10035), there are 90K+ internet facing MFT servers. Similar flaw were exploited by Cl0p RaaS in 2023. We are going to see more Ransomware victims soon, patch now (7.8.4 / 7.6.3) fortra.com/security/advis…
If you haven't seen an APT's C2 panel or internal operations before, take a look -> Subtle Snail (UNC1549 ) -> linked to Eclipsed Wasp (Charming Kitten). 🔥🐈⬛
If you haven't seen an APT's C2 panel or internal operations before, take a look -> Subtle Snail (UNC1549 ) -> linked to Eclipsed Wasp (Charming Kitten). 🔥🐈⬛

Florian Roth ⚡️ @cyb3rops
207K 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
Michael Koczwara @MichalKoczwara
23K Followers 2K Following Threat Researcher/Founder @Intel_Ops_io Threat Intelligence, Adversary Infrastructure Hunting, Curated TI Feed (Coming Soon) https://t.co/VQWaze6gaF
Will @BushidoToken
36K Followers 3K Following Senior Threat Intel Advisor @TeamCymru | Co-founder @CuratedIntel | Co-author @SANSForensics FOR589 | Co-founder @BSidesBournemth | @darknetdiaries #126: REvil
John Hammond @_JohnHammond
300K Followers 3K Following Cybersecurity Researcher @HuntressLabs || Just Hacking Training @JustHackingHQ w/ @ethicalhacker || https://t.co/UtsNJiyQtS || https://t.co/narO3sz7y6
BleepingComputer @BleepinComputer
241K Followers 202 Following Breaking cybersecurity and technology news, guides, and tutorials that help you get the most from your computer. DMs are open, so send us those tips!
Germán Fernández @1ZRR4H
35K Followers 461 Following 🏴☠️ OFFENSIVE-INTEL 🏴☠️ Cyber Threat Intelligence by Hackers | Security Researcher en https://t.co/rDrSxZASB3 | @CuratedIntel Member | 🥷🧠🇨🇱
Gi7w0rm @Gi7w0rm
18K Followers 801 Following Threat Intelligence Analyst | See my Linktree for other socials | In case I post false intel, contact me! Support me: https://t.co/5WgDqr0K8p 🇪🇺🇩🇪🇺🇦🌈
Thomas Roccia 🤘 @fr0gger_
32K Followers 2K Following AI Security x Threat Intel · Sr. Threat Researcher @Microsoft · Creator of #Unprotect & #NOVA · Malware Warlock · Python 🧡 · Prev @McAfee_Labs · Views mine 😈
Justin Elze @HackingLZ
65K Followers 5K Following CTO @TrustedSec | Former Optiv/SecureWorks/Accuvant Labs/Redspin | Race cars
Karsten Hahn @struppigel
25K Followers 767 Following MalwareAnalysisForHedgehogs, Principal Malware Researcher at GDATA, he/him 🦔🌈🏳️⚧️
mRr3b00t @UK_Daniel_Card
114K Followers 8K Following Department of Cyber WAR CEO of everyone's email servers!
JAMESWT @JAMESWT_WT
37K Followers 509 Following #Independent #Malware #Hunter #CyberSecurity #InfoSec https://t.co/KCFBJcHHcW https://t.co/WODUKncjFy
Kimberly @StopMalvertisin
16K Followers 628 Following Security Researcher | Cyber Threat / Malware Analyst | Ex Sr. Threat Analyst @ Proofpoint | Founder of Stop Malvertising
Matthew @embee_research
14K Followers 2K Following Security Researcher, Creating and Sharing Educational Content.
DebugPrivilege @DebugPrivilege
40K Followers 2K Following Windows Nerd | Ex-MSFT | Microsoft MVP in Windows and Devices | Interested in Security, Debugging, and Windows Internals.
Clandestine @akaclandestine
50K Followers 5K Following | Security | Osint | Threat Research | Opsec | Threat Intelligence | Infosec | Threat Hunting | Humint |
blackorbird @blackorbird
36K Followers 672 Following Peace and Love. Just Analysis/Hunter. #APT #threatIntelligence #Exploit #CTI Need Job
James @James_inthe_box
22K Followers 467 Following
Dave Kennedy @HackingDave
224K Followers 6K Following Founder @Binary_Defense @TrustedSec Co-Owner https://t.co/HQC75WhdJh. @WeHackHealth Pod. God + Family/Hacker/CSO/USMC/Intel/Fitness. Make the world a better place.
seport 28 @28Seport2320
0 Followers 84 Following
jamie @metamacky
872 Followers 1K Following rebel software running on empire hardware | ill communications
Jörg Richter @joergric
1 Followers 446 Following
Anton Cherepanov @cherepanov74
4K Followers 916 Following Malware researcher at ESET Slovakia. Opinions are my own.
y1hrq3xpqk7 @y1hrq3xpqk54714
3 Followers 68 Following
Vrabie Victor @x76767261626965
16 Followers 238 Following
Tangent65536 @tangent65536
86 Followers 22 Following
Alexander Adamov @Alex_Ad
656 Followers 337 Following CEO/Founder at NioGuard Security Lab, teaching Malware Analysis at NURE and BTH universities
Anderson Nascimento @andersonc0d3
3K Followers 4K Following Founder & Security Researcher @allelesecurity Mastodon: @[email protected] Bluesky: @andersonc0d3.bsky.social
Victor @victorbbuch
105 Followers 769 Following
Charlie Kirk fanpage ... @PatAmerica64029
53 Followers 769 Following big influencer, content marketing, dm for promotions
Dani R Public @DGagne99549951
33 Followers 431 Following Ottawa born. Living in Calgary. Researcher and data nerd. Perpetually caffeinated, walking the dogs with Hubby or asleep.
Matthew Nunes @MatthewANunes
75 Followers 557 Following Cyber-security researcher at Cardiff University
Renzon @r3nzsec
4K Followers 905 Following IR/Forensics @Unit42_Intel | Co-Founder @guidemtraining | Contributor/Analyst @TheDFIRReport @XintraOrg | CTF member @_hackstreetboys
Itay Cohen 🌱 @megabeets_
6K Followers 528 Following Animal liberation activist 🌟 Forbes 30 Under 30 • Sr. Principal Researcher @ Unit 42 • Maintainer of Cutter and Rizin • I don't eat animals.
nemo @JosephKanko4
218 Followers 3K Following Passionate about Ethical Hacking | CTF Player | I explore the vulnerabilities
AzAl Security @azalsecurity
3K Followers 264 Following dedicated deluge of strikes https://t.co/zgfADTtsYi
ZeroTek | Okta for MS... @ZeroTekOkta
3 Followers 397 Following ZeroTek is the MSP-first way to succeed with Okta. ZeroTek’s month-to-month model reduces risk and lets you land clients fast, then expand at your own pace. 🚀
Who said what? @g0njxa
5K Followers 99 Following ChatGPT says I'm a cyber researcher :) | donate 💸 to g0njxa.eth 💖 | Bad student, enthusiast, defo not an expert DMs are open, feel free to reach! 😼☂️🟣
d*ptr @fbi__open__up
62 Followers 268 Following
MJxpT___OSINT @MjOsint_88
17 Followers 3K Following Renewable Energy and Sustainable development, Climate change.
Mohamed @bIack_249
2 Followers 250 Following
kilgen @yoncan589055
0 Followers 45 Following
infosec32 @infosec32
0 Followers 42 Following
€£¥ @_2__3____0
39 Followers 59 Following Top G, the legend your mom whispers about at bingo night. “Top G. Alpha lord. Hustling like your grandma on bingo night.
BAE SONGS @bae_songs33606
6 Followers 309 Following
Alexandre max @Alexandremax0w
4 Followers 2K Following
TebbaaX 🇲🇦 @TebbaaX
927 Followers 433 Following Offensive & Defensive cybersecurity, CTFs with @APTXL33T
andry @AndreGo61576362
5 Followers 189 Following
Santiago Pontiroli @spontiroli
4K Followers 812 Following I break down #malware so you don’t have to 👾 Lead Security Researcher @Acronis TRU doing #ThreatIntel #CTI GReAT past, and even greater challenges ahead
ArleneEveline @c0UTWQ77EGkqXp
16 Followers 572 Following
ic @netwatch77
0 Followers 30 Following
Andrew Petrus @AndrewPetrus
77 Followers 256 Following MDR Analyst @ Unit 42, Palo Alto Networks | Views are my own
vx-underground @vxunderground
377K Followers 294 Following The largest collection of malware source code, samples, and papers on the internet. Password: infected
Florian Roth ⚡️ @cyb3rops
207K 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
MalwareHunterTeam @malwrhunterteam
245K Followers 38 Following Official MHT Twitter account. Check out ID Ransomware (created by @demonslay335). More photos & gifs, less malware.
Michael Koczwara @MichalKoczwara
23K Followers 2K Following Threat Researcher/Founder @Intel_Ops_io Threat Intelligence, Adversary Infrastructure Hunting, Curated TI Feed (Coming Soon) https://t.co/VQWaze6gaF
Will @BushidoToken
36K Followers 3K Following Senior Threat Intel Advisor @TeamCymru | Co-founder @CuratedIntel | Co-author @SANSForensics FOR589 | Co-founder @BSidesBournemth | @darknetdiaries #126: REvil
John Hammond @_JohnHammond
300K Followers 3K Following Cybersecurity Researcher @HuntressLabs || Just Hacking Training @JustHackingHQ w/ @ethicalhacker || https://t.co/UtsNJiyQtS || https://t.co/narO3sz7y6
BleepingComputer @BleepinComputer
241K Followers 202 Following Breaking cybersecurity and technology news, guides, and tutorials that help you get the most from your computer. DMs are open, so send us those tips!
Unit 42 @Unit42_Intel
64K Followers 82 Following The latest research and news from Unit 42, the Palo Alto Networks (@paloaltontwks) Threat Intelligence and Security Consulting Team covering incident response.
Germán Fernández @1ZRR4H
35K Followers 461 Following 🏴☠️ OFFENSIVE-INTEL 🏴☠️ Cyber Threat Intelligence by Hackers | Security Researcher en https://t.co/rDrSxZASB3 | @CuratedIntel Member | 🥷🧠🇨🇱
Nicolas Krassas @Dinosn
147K Followers 735 Following Head of Threat & Vulnerability Mgmt @ Henkel AG & Co. KGaA https://t.co/NC1orlKrW3
Gi7w0rm @Gi7w0rm
18K Followers 801 Following Threat Intelligence Analyst | See my Linktree for other socials | In case I post false intel, contact me! Support me: https://t.co/5WgDqr0K8p 🇪🇺🇩🇪🇺🇦🌈
Thomas Roccia 🤘 @fr0gger_
32K Followers 2K Following AI Security x Threat Intel · Sr. Threat Researcher @Microsoft · Creator of #Unprotect & #NOVA · Malware Warlock · Python 🧡 · Prev @McAfee_Labs · Views mine 😈
Justin Elze @HackingLZ
65K Followers 5K Following CTO @TrustedSec | Former Optiv/SecureWorks/Accuvant Labs/Redspin | Race cars
Kostas @Kostastsale
18K Followers 367 Following @TheDFIRReport | No longer active here – find me on Bluesky: https://t.co/qHzDSxCRfG. 🇬🇷🇨🇦
Karsten Hahn @struppigel
25K Followers 767 Following MalwareAnalysisForHedgehogs, Principal Malware Researcher at GDATA, he/him 🦔🌈🏳️⚧️
mRr3b00t @UK_Daniel_Card
114K Followers 8K Following Department of Cyber WAR CEO of everyone's email servers!
The Hacker News @TheHackersNews
933K Followers 2K Following The #1 trusted source for cybersecurity news, insights, and analysis — built for defenders and trusted by decision-makers.
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-
安坂星海 Azaka ||... @AzakaSekai_
12K Followers 7K Following ‧₊˚ ⋅ Indie Comfy VTuber ⊹˚. Employed Threat Intel Researcher ♡‧₊˚ SV Cover Artist ✧・゚https://t.co/h3frxp4AWO *:・˚ @jamama_666 / @MomoiroKohi / @justNovaj / #artsyaz
Albert Zsigovits @albertzsigovits
2K Followers 2K Following Senior Malware Researcher @VMRay 🤖👾🧬🦠 | #malware #ransomware #dfir #apt #threatintel #threatresearch | Opinions expressed are strictly my own.
Itay Cohen 🌱 @megabeets_
6K Followers 528 Following Animal liberation activist 🌟 Forbes 30 Under 30 • Sr. Principal Researcher @ Unit 42 • Maintainer of Cutter and Rizin • I don't eat animals.
Michal Melewski @carste1n
4K Followers 344 Following Security Engineer @ Somewhere ex-Google, ex-Cloudflare I use bad software and bad machines for the wrong things. My writing: https://t.co/Z7uucr5BYW
gabriel @GabrielPeterss4
38K Followers 499 Following research sora at @OpenAI, previously at midjourney, swedish high school dropout
stephen balaban @stephenbalaban
11K Followers 2K Following Building gigawatt-scale supercomputers for AI. Co-founder and CEO of Lambda.
Drew Houston @drewhouston
269K Followers 1K Following Founder/CEO of Dropbox · Board of directors at Meta
Kiid katze @kiidkatze
8K Followers 1 Following
cr0@Defensive-Securit... @cr0nym
3K Followers 2K Following Focus on Linux/Kubernetes Attack/Detection/Forensics/Incident Response/Threat Hunting/Active Defense. Learning hard every single day.
ESET @ESET
285K Followers 3K Following Technology improves our lives and how business is done more than anyone might have imagined. When that technology enables progress, ESET is here to protect it.
Specter @SpecterAnalyst
7K Followers 439 Following Web3 Analyst | Onchain Investigator | Peace ✌️ Specteranalyst.sol (.eth)
Cartoon Mafia @cartunmafia
98K Followers 6 Following || Welcome to Cartoons World || || Let’s make every day a cartoon-tastic journey together 🌟|| No Content Own DM for credit/removal
Michael Weiss @michaeldweiss
256K Followers 5K Following @insidereng, ISIS: Inside the Army of Terror: https://t.co/zOgJMJGUl5. Next book: GRU @vikingbooks. [email protected], Substack: https://t.co/EZguk3zT74
zak.eth @0xzak
17K Followers 861 Following 🏴☠️ security researcher and web3 engineer, 📈 serving ETH holders @ethcforg, 🏊♀️ cofounder @0xbowio, 📖 EIP-6968 author @ethereum, 🇺🇸 NJP recipient @USMC
OrangeCon @OrangeCon_nl
1K Followers 216 Following The New Dutch Cybersecurity Conference! Experience the Hackers Community in Amsterdam, on September 5th!
Jake Knowlton @j2k3k
437 Followers 1K Following cyber things at google. natsec. prior USAF. opinions are my own. I’m back
Liv @Liv_Agar
228K Followers 1K Following Live on tuesday thursday sunday (et al) @ 12 pst https://t.co/IijcDi8B4y Read my newsletter https://t.co/FslhNuXrJM Listen to my podcast @qaapod
Radosław Sikorski �... @sikorskiradek
1.3M Followers 387 Following Wicepremier, Minister Spraw Zagranicznych
Sam Bent @DoingFedTime
12K Followers 396 Following Journalist | OSINT & OPSEC Specialist | Darknet Expert (Ex Vendor & DNM Admin) | DEFCON/SANS Speaker | Youtuber | Social Engineer | Author | Paralegal
mert | helius.dev @0xMert_
261K Followers 2K Following ceo @heliuslabs, ex @coinbase — Solana RPCs, APIs, trading infra: https://t.co/J2To2MzHwd — podcast: https://t.co/87uPmEFZuj
Utku Sen 🇬🇧 @utkusen_en
950 Followers 41 Following computer security, programming | https://t.co/BezxUe8RUz | turkish account: @utkusen
Jordan Wiens @psifertex
6K Followers 1K Following Worst developer among many good ones making https://t.co/XCCx7ECxEH Posting over on https://t.co/BdeDxso5n7 as well.
Bryson 🦄 @brysonbort
19K Followers 496 Following 🦄 @scythe_io @grimmcyber, Sr Advisor @IST_Org, NatSec Inst Sr Fellow, Co-Fdr @ICS_Village, @c2_matrix co-creator, USMA Science Board, Angel Investor, US Army
Boşuna Tıklama @bosunatiklama
1.3M Followers 78 Following Dijital Medya ve Haber | Gündemi bir tıkla takip etmek için bildirimleri açın. [email protected]
Dmitri Alperovitch @DAlperovitch
197K Followers 2K Following Geopolitics/NatSec, Russia, China, Cyber. Chairman @SilveradoPolicy; Author WorldOnTheBrink; Host @GeopolDecanted; Founder @alperovitch; Co-Founder @CrowdStrike
Threat Intelligence @threatintel
114K Followers 370 Following Symantec's researchers bring you the latest threat intelligence from the IT security world.
John Scott-Railton @jsrailton
162K Followers 2K Following Chasing digital badness. Sr. Researcher @citizenlab @UofT @munkschool. Fmr.Ed. @SecPlanner. Tweets mine. Other platforms @jsrailton too.
Vasili Çuykov @AtamKutsal31
72K Followers 472 Following Командир 62-ой Армии, Герой Советского Coюза
Sedat Peker @sedat_peker
2.7M Followers 95 Following https://t.co/1rXIbT7lbF https://t.co/NHqVTbpl2M https://t.co/eZgrGFHenu
Ben @polygonben
935 Followers 926 Following SOC analyst @HuntressLabs | GCFA | Personal opinions and research are my own and don’t reflect my employer
brokenpipe; @chuksjonia
3K Followers 1K Following Coder, Reader, Writer, Author, Former CNOer, Cyber Defense Operator, CEO OnNet Group @OnNetServices, Dir r00t Pictures, Exec Writer CJBL, Dir Badlands Airsoft
20代の日本人男�... @SttyK
9K Followers 1K Following Speaker: AVTOKYO/CYBERWARCON/BlackHat/SANS FOR589 Contributor [email protected] Signal: SttyK.88
(╯°□°)╯︵ S�... @cybersecstu
29K Followers 4K Following Hi I'm Stu from '42 | ❤️OSINT |✍️ CTI & Analytics book ~2025, Tracelabs Black badge x3 | Ex- @themanyhatsclub | #cyber Views my own not employers
Ramin Nafisi @MalwareRE
5K Followers 2K Following Director of MSTIC Malware Intelligence, Research, and Analysis (MIRAGE) team.
Daniel Heinen @heinenbros
3K Followers 269 Following Building the future of American Intelligence. Founder of @graylark_io / @GeospyAI
AzAl Security @azalsecurity
3K Followers 264 Following dedicated deluge of strikes https://t.co/zgfADTtsYi
Sean Metcalf @PyroTek3
36K Followers 618 Following Identity Security Architect @ TrustedSec. Microsoft Certified Master #ActiveDirectory & former Microsoft MVP. Co-Host @ Enterprise Security Weekly. He/Him. #BLM
𝐂𝐞𝐦 𝐁𝐚... @cembalci_
11K Followers 11K Following ▪️◾◼️ 💍 🗞️ 𝐇𝐚𝐛𝐞𝐫𝐥𝐞𝐫 📑 𝑭𝒐𝒓𝒖𝒎 🚨 𝑆𝑜𝑛 𝐷𝑎𝑘𝑖𝑘𝑎 📽️ 𝓥𝓲𝓭𝓮𝓸 📟 KişiselBlog
Mohamed AbuMuslim (أ... @m19o__
8K Followers 2K Following Just another OffSec geek. Speaker at Black Hat, IEEE, BSides & RE:HACK. Organizer of BSidesABQ & OWASPCairo. Building @CyberDose_
Bailey Bickley @bailey_bickley
2K Followers 391 Following Personal handle, tweets my own. Dog person.
Onur Şuyalçınkaya @onurschu
22K Followers 1K Following ✦ software engineer • https://t.co/qiJyuxNY7o • https://t.co/HXnEAKIXdb • https://t.co/od58wCf2wl