Kurt Baumgartner @k_sec
ex-comrade. I have many leather-bound books and my apartment smells of rich mahogany. thanks for all the xor Boulder, CO Joined August 2010-
Tweets16K
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Following1K
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State of Statecraft (SOS) is a new security and intelligence conference purposed to bring together observers of espionage, sabotage, influence, and other unique forms of covert statecraft to share their work with a community hyper-focused on tackling state-sponsored ops.
A Chinese cyberespionage actor was arrested in Italy over the holiday and faces extradition to the US. The crew he's connected to is pretty serious. reuters.com/world/china/it…
hey folks, you'll find me where the skies are blue, as "kurtisj". more open source and real free speech, much less trash
🚨 GreyNoise has detected active exploitation of Silk Typhoon-linked CVEs in the past 24 hours. 90 threat IPs actively targeting. Full analysis: greynoise.io/blog/active-ex… #GreyNoise #Cybersecurity #SilkTyphoon
Since late February 2025, Microsoft has observed Moonstone Sleet, a North Korean state actor, deploying Qilin ransomware at a limited number of orgs. Qilin is a ransomware as a service (RaaS) payload used by multiple threat actors, both state-sponsored and cybercriminal groups.
ransomware takes down oooooold company bbc.co.uk/news/uk-englan…
Justice Department Charges 12 Chinese Contract Hackers and Law Enforcement Officers in Global Computer Intrusion Campaigns 🔗: justice.gov/opa/pr/justice…
😂😂😂😂
🚨 Suspicious French-themed domains spotted in the Prospero OOO (RU) range! 🚨 A cluster of domains mimicking BNP Paribas, Ameli, La Poste, Netflix, and more—likely set up for fraud. Stay vigilant! 🕵️♂️ Examples: 15-bnpparibas[.]com 5-bnpparibas[.]com 8-bnpparibas[.]com…
for some reason, the related CISA page notifying on russian misinformation campaigns during the election was removed. but you can still find it: web.archive.org/web/2025011509…
Bybit Hack Forensics Report As promised, here are the preliminary reports of the hack conducted by @sygnia_labs and @Verichains Screenshotted the conclusion and here is the link to the full report: docsend.com/view/s/rmdi832…
the term "thrunting" isn't great, but this article proposes preparing and visualising prior to your hunts. it's excellent advice, keep focus dispatch.thorcollective.com/p/see-evil-thr…
bcrypt might be a better alternative than sha256. maybe.
a fundamental detection engineering challenge is that you can't codify "intent". one environment's "malicious" is another environment's "welp, i got it working and done"

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
Andrew Thompson @ImposeCost
39K Followers 1K Following Head of Research and Discovery (RAD) @Google Threat Intelligence Group via @Mandiant acquisition. Posts are attributable to me—not my employer. Former @USMC.
John Hultquist @JohnHultquist
29K Followers 1K Following Chief Analyst, Google Threat Intelligence Group. @CYBERWARCON and @SLEUTHCON founder. Johns Hopkins professor. Army vet.
Katie Nickels @likethecoins
55K Followers 3K Following Director of Intel at @redcanary. SANS Certified Instructor for FOR578: CTI. Senior Fellow at @CyberStatecraft. She/her. Mastodon: @[email protected]
💻 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.
J. A. Guerrero-Saade @juanandres_gs
16K Followers 273 Following Executive Director for Intelligence and Research @SentinelOne | Distinguished Fellow, @SAISHopkins Alperovitch |LABScon|Cyber Paleontologist|4thParty Collector
Justin Elze @HackingLZ
65K Followers 5K Following CTO @TrustedSec | Former Optiv/SecureWorks/Accuvant Labs/Redspin | Race cars
Ivan Kwiatkowski @JusticeRage
11K Followers 75 Following Security @Meta. Maintainer of Manalyze, Gepetto, and writer. Trolling on a purely personal capacity.
chompie @chompie1337
83K Followers 1K Following hacker, weird machine mechanic, X-Force Offensive Research (XOR)
Tyler McLellan @tylabs
3K Followers 588 Following Intrusion aficionado. @Google/@Mandiant Advanced Practices
Kim Zetter @KimZetter
93K Followers 3K Following Journalist - cyber/national security. Author - COUNTDOWN TO ZERO DAY: Stuxnet and the Launch of the World's First Digital Weapon. https://t.co/334DzfSL1f
Thomas Roccia 🤘 @fr0gger_
31K Followers 2K Following AI Security x Threat Intel · Sr. Threat Researcher @Microsoft · Creator of #Unprotect & #NOVA · Malware Warlock · Python 🧡 · Prev @McAfee_Labs · Views mine 😈
Virus Bulletin @virusbtn
60K Followers 1K Following Security information portal, testing and certification body. Organisers of the annual Virus Bulletin conference. @[email protected]
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
blackorbird @blackorbird
35K Followers 671 Following Peace and Love. Just Analysis/Hunter. #APT #threatIntelligence #Exploit #CTI Need Job
Will @BushidoToken
36K Followers 3K Following Senior Threat Intel Advisor @TeamCymru | Co-founder @CuratedIntel | Co-author @SANSForensics FOR589 | Co-founder @BSidesBournemth | @darknetdiaries #126: REvil
Shane Huntley @ShaneHuntley
17K Followers 1K Following Security / tech guy. Google Threat Intelligence Group but tweets are my own.
Gabby Roncone 🇺�... @gabby_roncone
5K Followers 1K Following hunting russian apt cyber ops @Mandiant @GoogleCloud. views expressed here are mine, not my employer’s. she/her.
SentinelOne @SentinelOne
56K Followers 1K Following ONE autonomous platform to prevent, detect, respond, and hunt. Do more, save time, secure your enterprise: https://t.co/N75g1HAnCs 🐱💻
Victor LA @VictorLA199
13 Followers 189 Following End-to-end Web3 Builder & Connector | Enabling global partners to leverage Vietnam’s talent and market potential
hyc @hyc1351926038
0 Followers 102 Following
Rayan Swaid @Rayanswaaid
333 Followers 3K Following Between silence and sound, I shape my voice. Cybersecurity, jazz, and the art of curiosity.
wang aaron @wangaar25608155
7 Followers 39 Following
Weqrieq @Weqrieq8853032
29 Followers 1K Following
Norbert @NB1r0
59 Followers 3K Following
Rareanoov @Rareanoov08938
30 Followers 1K Following
Leo Bruen @BruenLeo18881
37 Followers 2K Following
Dorceec @Dorceec09593
22 Followers 2K Following
State of Statecraft C... @what_is_sos
252 Followers 506 Following 🎖️State-Sponsored Threats Conference 🗓️ October 28, 2025 - Brussels, Belgium ⏰ CFP CLOSES SEPTEMBER 1. #what_is_sos
dxjones @dxjones
350 Followers 2K Following Computational Expert, Entrepreneur, Visual Neuroscientist, Algorithmic Artist
Dario Candia @DarioLp8
342 Followers 5K Following Ciberseguridad/SOC/Blue Team/Investigador/ Threat Intelligence/
aridjourney @aridjourney
14 Followers 509 Following Threat research @HarfangLab. Opinions are my own.
Kareem jamal Akeem @jamal_akee49696
173 Followers 2K Following
Arnaud Zobec @AZobec
725 Followers 668 Following TI Analyst | Musician | Hippie 2.0 | gamer | pour la neutralité du net ! - Tweets are my own. #ForTheAlliance
Andrea Dukakis @adukakis
2K Followers 368 Following Reporter/Producer for Colorado Public Radio. Retweets and links aren't endorsements
PhantomX111 @rvdme
6 Followers 81 Following Web3 Security Researcher | Ethical Hacker | Uncovering Crypto Vulnerabilities | Follow for Blockchain Exploit Analysis
HR B @hrbani_hrbani
1 Followers 381 Following
Arjita @Arjita797
39 Followers 1K Following
Rintintin @thorni_
25 Followers 64 Following
mmd mrd @zerobits01
2 Followers 66 Following
Dr soulful @DrSoulful96
448 Followers 3K Following
0xd0000 @0xd0000
0 Followers 2K Following
4||F∆wke$||$∆ke @_Dissobey_
39 Followers 699 Following G.R. 3Force ∆∆∆ 🏴☠️ /b ware phag ⌨️ C++ Py JS Go P.E. APT 🎩 Allergic to the counterfeit
Nell01 will01 @NWill0181204
237 Followers 7K Following
Nersau @NersauemI
215 Followers 2K Following
spider @LulleLullu63135
132 Followers 3K Following
🕵🏻♂️🔻 @mswelam_
1K Followers 2K Following uncut gems l l DFIR @EG_CERT#cocopollo_author BlackHat MEA2024
Zizo Sibozo @zen_thecreative
12 Followers 133 Following
Anisah kurniawati @anisahkurnia_
1K Followers 7K Following 𝗦𝗽𝗿𝗲𝗮𝗱𝗶𝗻𝗴 𝗹𝗶𝗴𝗵𝘁 𝗣𝗮𝗿𝘁 𝗼𝗳 𝗮 𝘀𝗽𝗲𝗰𝗶𝗮𝗹 𝗴𝗿𝗼𝘂𝗽 𝗺𝗮𝗸𝗶𝗻𝗴 𝗮 𝗽𝗼𝘀𝗶𝘁𝗶𝘃𝗲 𝗶𝗺𝗽𝗮𝗰𝘁 𝗵𝗲𝗹𝗽𝗶𝗻𝗴 𝗼𝘁𝗵𝗲𝗿𝘀 𝗴𝗿𝗼𝘄
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
Andrew Thompson @ImposeCost
39K Followers 1K Following Head of Research and Discovery (RAD) @Google Threat Intelligence Group via @Mandiant acquisition. Posts are attributable to me—not my employer. Former @USMC.
John Hultquist @JohnHultquist
29K Followers 1K Following Chief Analyst, Google Threat Intelligence Group. @CYBERWARCON and @SLEUTHCON founder. Johns Hopkins professor. Army vet.
ESET Research @ESETresearch
35K Followers 30 Following Security research and breaking news straight from ESET Research Labs.
Katie Nickels @likethecoins
55K Followers 3K Following Director of Intel at @redcanary. SANS Certified Instructor for FOR578: CTI. Senior Fellow at @CyberStatecraft. She/her. Mastodon: @[email protected]
J. A. Guerrero-Saade @juanandres_gs
16K Followers 273 Following Executive Director for Intelligence and Research @SentinelOne | Distinguished Fellow, @SAISHopkins Alperovitch |LABScon|Cyber Paleontologist|4thParty Collector
Justin Elze @HackingLZ
65K Followers 5K Following CTO @TrustedSec | Former Optiv/SecureWorks/Accuvant Labs/Redspin | Race cars
Ivan Kwiatkowski @JusticeRage
11K Followers 75 Following Security @Meta. Maintainer of Manalyze, Gepetto, and writer. Trolling on a purely personal capacity.
chompie @chompie1337
83K Followers 1K Following hacker, weird machine mechanic, X-Force Offensive Research (XOR)
Tyler McLellan @tylabs
3K Followers 588 Following Intrusion aficionado. @Google/@Mandiant Advanced Practices
0xor0ne @0xor0ne
81K Followers 514 Following | CyberSecurity | Reverse Engineering | C and Rust | Exploit | Linux kernel | PhD | My Tweets, My Opinions :) |
Kim Zetter @KimZetter
93K Followers 3K Following Journalist - cyber/national security. Author - COUNTDOWN TO ZERO DAY: Stuxnet and the Launch of the World's First Digital Weapon. https://t.co/334DzfSL1f
Thomas Roccia 🤘 @fr0gger_
31K Followers 2K Following AI Security x Threat Intel · Sr. Threat Researcher @Microsoft · Creator of #Unprotect & #NOVA · Malware Warlock · Python 🧡 · Prev @McAfee_Labs · Views mine 😈
Virus Bulletin @virusbtn
60K Followers 1K Following Security information portal, testing and certification body. Organisers of the annual Virus Bulletin conference. @[email protected]
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
blackorbird @blackorbird
35K Followers 671 Following Peace and Love. Just Analysis/Hunter. #APT #threatIntelligence #Exploit #CTI Need Job
Will @BushidoToken
36K Followers 3K Following Senior Threat Intel Advisor @TeamCymru | Co-founder @CuratedIntel | Co-author @SANSForensics FOR589 | Co-founder @BSidesBournemth | @darknetdiaries #126: REvil
Shane Huntley @ShaneHuntley
17K Followers 1K Following Security / tech guy. Google Threat Intelligence Group but tweets are my own.
Governor Newsom Press... @GovPressOffice
595K Followers 1K Following Official account for the press office of @CAGovernor Gavin Newsom #CaliforniaForAll
State of Statecraft C... @what_is_sos
252 Followers 506 Following 🎖️State-Sponsored Threats Conference 🗓️ October 28, 2025 - Brussels, Belgium ⏰ CFP CLOSES SEPTEMBER 1. #what_is_sos
OSINTdefender @sentdefender
1.5M Followers 1K Following Open Source Intelligence Monitor focused on Europe and Conflicts across the World. RT ≠ Endorsement. Want to Support my Work? https://t.co/PcUbewvWPr
Olivier Bilodeau @obilodeau
3K Followers 1K Following Father of two. Hacker. President @northsec_io. Research at Flare. Cofounder @montrehack. Love to teach and share. BlackHat, Defcon, SecTor speaker.
starlabs @starlabs_sg
9K Followers 20 Following A Singapore company that discovers vulnerabilities to help customers mitigate the risks of cyber attacks. Organisers of @offbyoneconf
Dunstable Toblerone @DunstableToble1
270 Followers 268 Following Low key cyber security researcher and general electronics tinkerer.
Joe Roosen @JRoosen
8K Followers 1K Following SpyCloud - Director of Security Research, Cryptolaemus Coordinator, Emotet(Ivan)/QBot(Boris) Destroyer, gold prospector & former sysadmin.
Kseniia \n @naumovax
3K Followers 118 Following pt malicious network traffic researcher, speaker / this blog about new malware & interesting С2 communication & my work life
Trace Labs @TraceLabs
25K Followers 2K Following NFP with the mission of #crowdsourcing OSINT to help find #missingpersons while training members in the tradecraft of #OSINT | Contact us at [email protected]
JEB Decompiler @jebdec
2K Followers 455 Following JEB Decompiler & PNF Software news. Tweets by Nicolas Falliere.
Tommy M (TheAnalyst) @ffforward
14K Followers 195 Following Threat Researcher @proofpoint | @Cryptolaemus1
地獄谷野猿公苑... @jigokudani_saru
6K Followers 36 Following 長野県志賀高原の麓に位置する野生のニホンザルを間近で観察できる施設です。サルたちの出勤状況や公苑についての情報をアップしていきます。営業時間 4/1~10/31 8:30-17:00 11/1~3/31 9:00-16:00*こちらも要チェック→ https://t.co/7trEyVnmwe…
Samuel Groß @5aelo
24K Followers 501 Following Working on Project Zero, Big Sleep, and V8 Security. Personal account. Also @[email protected] and https://t.co/aVitnPjBie
The Team House @TheTeamHousePod
6K Followers 637 Following The Team House & Eyes On podcasts. Baby giraffes are NOT cheap.
Ross Mc @RossMcKerchar
319 Followers 295 Following CISO @Sophos. Avid rock climber. Also interested in economics, geopolitics, cooking. All views are my own.
K. Creek @sgrstk
97K Followers 63 Following Writer. Creator. Instigator. Dad, but not your dad. I wrote "Speech Therapy," "Fucking History," and the "Feel Free to Quote Me" series.
Jen Miller Osborn @jadefh
2K Followers 2K Following Head of Intelligence R&D at NetWitness. Co-founder of Unit 42 - Palo Alto Networks and NCIJTF, co-creator of ATT&CK, USAF vet. She/Her.
Nextron Research ⚡�... @nextronresearch
2K Followers 10 Following Nextron Systems Threat Research Team research (att) https://t.co/QTt2X62dXP
ZachXBT @zachxbt
905K Followers 2K Following Scam survivor turned 2D investigator | Advisor @paradigm
حسام شبات @HossamShabat
179K Followers 399 Following Hossam was assassinated by Israeli occupation forces on March 24, 2025, for doing his job as a journalist. This account is now managed by his team.
vx-underground @vxunderground
368K Followers 290 Following The largest collection of malware source code, samples, and papers on the internet. Password: infected
Drop Site @DropSiteNews
183K Followers 195 Following Independent news and breaking updates on Gaza, the Middle East, and U.S. foreign policy. Subscribe to our free newsletter at https://t.co/UrgSANqmqR.
Wisconsin Men’s Soc... @BadgerMSoccer
8K Followers 208 Following Official Twitter account of the Wisconsin #Badgers Men's Soccer Team ⭐️ 2017 Big Ten Tournament Champions 🏆
EMBA Firmware Analyze... @securefirmware
2K Followers 1K Following Open Source Firmware Security Scanner
Abstract Security @get_abstracted
53 Followers 3 Following Abstract transcends next-gen SIEM; building the complete security data platform of the future!
Chris Sanders 🔎 �... @chrissanders88
34K Followers 489 Following Ed.D. | Founder @networkdefense @RuralTechFund | Former @Mandiant, DoD | Author: Intrusion Detection Honeypots, Practical Packet Analysis, Applied NSM
hypen @hypen1117
430 Followers 261 Following Security Researcher at Kaspersky, GReAT | Formerly KrCERT/CC, S2W Inc.
Wisconsin Badgers @UWBadgers
381K Followers 183 Following Official account of the Wisconsin Badgers #OnWisconsin
UW–Madison @UWMadison
192K Followers 3K Following The official Twitter account for the University of Wisconsin–Madison. #OnWisconsin 👐
Craig Rowland - Agent... @CraigHRowland
11K Followers 316 Following Agentless Linux security. No endpoint agents and no drama. Linux malware, forensics, intrusion detection, and hacking. Founder @SandflySecurity.
Vector 35 @vector35
10K Followers 2K Following Makers of the Binary Ninja - Reverse Engineering Platform. https://t.co/opkys50srq Also posting at https://t.co/2HEfgOtSSR
SinSinology @SinSinology
13K Followers 674 Following Pwn2Own 20{22,23,24,24.5,25,25.5}, i look for 0-Days but i find N-Days & i chase oranges 🍊
DebugPrivilege @DebugPrivilege
40K Followers 2K Following Windows Nerd | Ex-MSFT | Microsoft MVP in Windows | Interested in Security, Debugging, and Windows Internals.
Josh Stroschein | The... @jstrosch
12K Followers 1K Following Reverse engineer at FLARE/@Google | @pluralsight author | 😱 1M+ views on YT | 🎙️ Host of Behind the Binary podcast 👇
Bill Marczak @billmarczak
13K Followers 358 Following senior researcher @citizenlab, phd @UCBerkeley, co-founder @BHWatch. كلنا راجعين
Dave Finn @cultdung
815 Followers 445 Following Podcast fanatic, film buff, TV consumer, indie rocker, artist #EuroCult #GialloFever #HammerHorror #JesúsFranco #JazzFusion #ProgRock 🦋@ https://t.co/Wxk0EyWbAh
Joshua J. Drake @jduck
28K Followers 2K Following Securing the future through modern technology. Founder and Software Security Specialist at @magnetitesec