Mika @cyberMeeks
DFIR and all things cybersecurity. Enthusiast, the general kind. Views my own. Joined September 2009-
Tweets749
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The Furby source code is public and heavily commented. For example, it turns the microphone off when the motors are running. archive.org/details/furby-…
ROM Nintendo game redux by understanding the hex behind graphics, so neat! #thotcon
First @thotcon (!!) Thoroughly thrilled to be here
Someone's having a go at Facebook today... brutal
Just published a short (hopefully broadly accessible) writeup on the ongoing outages at Facebook, Instagram & WhatsApp. Includes perspective, graphic from @DougMadory and Kentik. Will update to add more info soon. krebsonsecurity.com/2021/10/what-h…
SMS is never the best 2FA solution. Authenticator apps and asynchronous non SIM-swappable methods only plz
SMS is never the best 2FA solution. Authenticator apps and asynchronous non SIM-swappable methods only plz
A flaw in @coinbase’s account recovery process allowed hackers to break into the accounts of at least 6,000 customers and transfer funds out of them. @Nate_DiCamillo reports trib.al/6bogSR8
User Access Logging (UAL) Forensics is now publicly available. Check it out! #DFIR #forensics
User Access Logging (UAL) Forensics is now publicly available. Check it out! #DFIR #forensics
Content of my #RomHack2021 talk "Breaking Azure AD joined endpoints in Zero Trust environments" is up! Video: youtube.com/watch?v=OigKnI… Slides (pdf): dirkjanm.io/assets/raw/rom… As usual all the links to my talk materials are also on dirkjanm.io/talks
Introducing EventTranscriptParser - A tool to extract forensic information from the Windows Diagnostic DB - EventTranscript.db! Author: @_abhiramkumar GitHub: github.com/stuxnet999/Eve… #DFIR #infosec #forensics

SwiftOnSecurity @SwiftOnSecurity
405K Followers 9K Following computer security person. former helpdesk.
Pentester Academy @SecurityTube
195K Followers 14K Following We help professionals acquire the skills, knowledge and certificates by teaching defense through offense to advance their careers in cybersecurity.
viper @Viper_628
52 Followers 961 Following
Nuckifr @Nuckifr6Ul8be
7 Followers 766 Following
IT GRC Forum @ITGRC
24K Followers 23K Following Educational Programs on IT, Governance, Risk Management, & Compliance (GRC)
IT CPE Academy @itcpecredit
289 Followers 4K Following Self-Study CPE Programs to help professionals acquire the skills, knowledge and certificates in IT and cybersecurity
Axidian @AxidianTech
643 Followers 4K Following IT security vendor with HQ in UAE and offices in Lithuania and Singapore. We bring evolution to the #PKI, #IAM, #PrivillegedAccessManagement, #AccessManagement
Peter J. Fry @peterjfry
879 Followers 5K Following infosec, human rights, privacy, tech. https://t.co/9CYxBeBCyB
0xW43L @GhnimiWael
683 Followers 4K Following CTI Researcher | SRT Member @synack | X-Red-Teamer | X-Blue-Teamer | Bug Bounty Hunter | OSEP | eWAPTx | arcX ... Hunt threats, secure systems, learn always.
Kyle 'esSOBi' Stone @essobi
6K Followers 3K Following Hyperlexic Polymath Savant – GenTech / AI Consultant / CTO @ https://t.co/s7KzUOWpY5 — EX-Heroku Trust and Security. Language Model Expert. #RunLocal
Ram 🇮🇳 @ramganeshkt
1K Followers 6K Following Founder & CEO, CyberEye | Chevening Fellow | Cranfield University #OSINT #Cyber #Crimes #Intelligence #gamification
InfoSecSherpa 🏔️ @InfoSecSherpa
51K Followers 4K Following #Librarian 📚 to #InfoSec 🤖 #Philly area hoagie mouth 🥨#Ginfosec 🍸 #Everton ⚽️ Your guide up a mountain of information! 🏔️ #GoBirds
Himanshu Kumar Das @mehimansu
1K Followers 610 Following CTF With SegFault. Hacking Since Y2K. Black Hat Asia Review Board. Chevening Cyber Fellow,FCDO(UK). Founding Security:eBay,Flipkart,Grab. CISO:https://t.co/IpT8BPxVk2
Snow @Kaiya_taetae
11 Followers 152 Following
Shina Mashiro @ShiinaaM
401 Followers 3K Following Microsoft Sentinel Enthusiast | 4n6 Investigator | Cloud Security | 🇮🇩 S.Kom
eric @erciGuardian
6 Followers 216 Following
Chi-en (Ashley) Shen ... @ashl3y_shen
4K Followers 1K Following Security researcher @TalosSecurity / Ex-Google TAG / Black Hat USA & HITCON Review Board / Organizer of @rhacklette41. My tweets are my own opinion.
Stephen Hilt @sjhilt
2K Followers 1K Following His Royal Threat Researchness @TrendMicro, waffle maker, and dad. My tweets and opinions are my own and do not reflect my company. bsky same at hilt zip
Cursor Insight @cursorinsight
1K Followers 3K Following Multi-award-winning, ML tools based on human motion analysis #Cybersecurity #Biometrics #MedTech #Parkinsons #VideoAnalysis #WalkingRecogniton #Forensics
Pierre Y. Schobbens @pyschobbens
60 Followers 50 Following
Cr @reazcrv
16 Followers 701 Following
Bryce Boland @BryceBoland
590 Followers 672 Following 25+ years helping secure all the things. Opinions are my own. mastadon:[email protected]
Kape @Kape_com
713 Followers 743 Following Kape makes the internet a safer and more autonomous place. Our range of products can ensure your personal property remains just that. LinkedIn: https://t.co/lD9xEI7b9H
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.
aka'Sam @Nbl54W
12 Followers 589 Following #Formation: Informatique, Design digital, CAO, Web. | #Exp Professionnelle: Admin Sys pour multinationales. | #Intérêts: Wireless principalement le Bluetooth.
Sümeyra ÇOLAK @sumeyracolak123
25 Followers 625 Following
Will McCalpin @will_mccalpin
48 Followers 238 Following Head of product @Zaya_Care, alum @Princeton, armchair philosopher, espresso junkie, formerly sf, now nyc. Views are my own.
Endatec Soluciones @endatec
34 Followers 225 Following Somos una empresa de servicios informáticos especializada en asesoramiento, consultoría, desarrollo y digitalización empresarial.
Criminal IP @CriminalIP_US
5K Followers 1K Following Criminal IP is a comprehensive web-based cyber threat intelligence search engine. Search for Anything, Secure Your Everything.
Andrew Tucker @mobyTUCK19
91 Followers 650 Following 6P Enthusiast, KISS Method aficionado, Learn Something New Everyday, 4 kids, 3 cats, 2 dogs, Marine combat veteran, Cybersecurity dude, Husband.
Dan Johnson @DNJohnson28
539 Followers 274 Following pathologist with cytopathology and head & neck subspecialty training
Jaja @t1g3r_tech
117 Followers 2K Following Yekta deyirlər sən Hackersən ?! Bir insta deyim qırda :))
Security Universal @SecurityUniver1
369 Followers 4K Following IT Security Platform with 24 Dedicated Security Services with a focus on Discovery, Auditing, Monitoring, Response, and Prevention.
JT Haile @jthaile
10 Followers 390 Following
Robert Coggins @robcoggins
165 Followers 333 Following Director, Identity and Digital Experiences at VMware
xtxtxtx @xtxtxtx2
0 Followers 494 Following
Steve (@sc00bz@infose... @Sc00bzT
2K Followers 124 Following Ramblings of a programmer and cryptography enthusiast. I do stuff… sometimes. Creating @hsmVault… eventually.
Charles Henderson @angus_tx
3K Followers 798 Following Executive Vice President and Head of DivisionHex at @Coalfire, hacker, media spokesperson, and speaker at @RSAConference, @BlackHatEvents, @defcon, & @SXSW.
Todd Dow @toddhdow
425 Followers 778 Following Author, Geek, CF fundraiser & Cancer Survivor. My family, baseball, infosec & devops are a few of my favorite things.
Alyster Jmz🌍 🇬�... @Xakep_316
19 Followers 464 Following Хакер - это как ворон, который всегда в темноте и находится рядом с вами, когда он вам больше всего нужен.
Donald A. Klemack @Kletus71
107 Followers 368 Following
BUFFERZONE Security @BufferZoneSec
691 Followers 4K Following BUFFERZONE is a patented containment solution that isolates threats to defend #endpoints from #malware, #zerodays, #ransomware, #drivebays and more.
Gökhan Kılıç @gokhanklc9
235 Followers 2K Following There is no darkside of the moon. Matter of fact, it's all dark.
Stephanie Simpson @simpsonatx
736 Followers 2K Following VP Product @scythe_io, woman leader in technology, innovator, loving mother, positive energy spreader
Dave Kennedy @HackingDave
223K 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.
Jake Williams @MalwareJake
142K Followers 2K Following Breaker of software | VP R&D @hunterstrategy | CTI/DFIR | @ians_security faculty | Bookings: jake at malwarejake dot com | GSE #150 | He/him
Troy Hunt @troyhunt
240K Followers 1K Following Creator of @haveibeenpwned. Microsoft Regional Director. Pluralsight author. Online security, technology and “The Cloud”. Australian.
SwiftOnSecurity @SwiftOnSecurity
405K Followers 9K Following computer security person. former helpdesk.
rand0h @dakacki
23K Followers 1K Following Dogfather / Goon / @WSIIAOfficial / Existing in bluer skies @ https://t.co/ROEAl8ngeA / https://t.co/m3LR3M8mBX
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
Deviant Ollam ツ @deviantollam
45K Followers 998 Following Stalwart defender of Oxford commas, two spaces after a period, and ellipses. When they ask how I died, tell them... still happy. (he/they)
C-00000291*.sys emoti... @InfoSystir
28K Followers 3K Following Cybersecurity Product Leader @Blumira | I help MSPs scale secure services with XDR/SIEM. | Author https://t.co/awB56EotkR, CEO @hackershealth, @brakesec cohost
Bryson 🦄 @brysonbort
19K Followers 495 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
Dark Reading @DarkReading
342K Followers 48 Following One of the most widely read and trusted cybersecurity news sites, providing IT security professionals informed insights into the latest news and trends.
Pentester Academy @SecurityTube
195K Followers 14K Following We help professionals acquire the skills, knowledge and certificates by teaching defense through offense to advance their careers in cybersecurity.
The Hacker News @TheHackersNews
932K Followers 2K Following The #1 trusted source for cybersecurity news, insights, and analysis — built for defenders and trusted by decision-makers.
CISA Cyber @CISACyber
284K Followers 71 Following Part of @CISAgov, we respond to major incidents, analyze threats, and exchange critical cybersecurity information with partners around the world.
Jayson E. Street 💙... @jaysonstreet
67K Followers 403 Following ➡️Hacker - Helper - Human ⬅️ . . . Also Author. Speaker & Scientific Hooligan! A bona fide teachable moment for hire! he/him
Robert M. Lee @RobertMLee
76K Followers 400 Following Co-Founder & CEO @DragosInc | SANS #FOR578 & #ICS515 course author & Faculty Fellow |@_LittleBobby_ writer | NSA & USAF Veteran
MalwareTech @MalwareTechBlog
277K Followers 1 Following Not here anymore. Profiles: https://t.co/sFoOuGmYK2
MCPA @milcyberorg
717 Followers 260 Following Military Cyber Professionals Association is dedicated to developing American military cyber professionals & investing in our nation's future through STEM ed.
Scott Adams @ScottAdamsSays
1.3M Followers 2K Following The audiobook for God's Debris - The Complete Works, and How to Fail at Almost Everything and Still Win Big (2nd edition) are now available on Amazon.
Steve (@sc00bz@infose... @Sc00bzT
2K Followers 124 Following Ramblings of a programmer and cryptography enthusiast. I do stuff… sometimes. Creating @hsmVault… eventually.
ThreatbuttX, a Space ... @threatbutt
11K Followers 906 Following Threatbutt - defense in derpth against threatening threaty threats
Michelle Joseph @michellejosephx
60 Followers 181 Following
THOTCON! @thotcon
10K Followers 132 Following Chicago's Hacking Conference - May 30th & 31st 2025 - Discord: https://t.co/2EUmMpHcJc - a 501(c)(3) nonprofit organization - Donate: https://t.co/gxZT07dbCU
John Bambenek @bambenek
32K Followers 1K Following Artisanal Malware Curator. Big data wrangler. Founder of threat intelligence company, Bambenek Labs.
Dr. Ch33r10 @Ch33r10
12K Followers 7K Following #CTI • #PurpleTeam • Latina 🇲🇽 • Opinions are my own
&!^ @ANDnXOR
9K Followers 916 Following We make stuff. We drink beer. In no particular order. @zappbrandnxor @Hyr0n1 @lacosteaef @F4NCI3 @cr4bf04m @5n4ck3y #mattdamon
Urbane Security @UrbaneSec
2K Followers 177 Following Global Premier Cyber Security Firm | We secure global organizations! #Infosec #Pentesting #OffensiveSecurity #PCIDSS #HITRUST #DeviceTesting #CyberSecurity
Zack Fasel @zfasel
3K Followers 832 Following Head Janitor at @UrbaneSec. #ScotchAndBubbles Mixologist. @DEFCON CFP Board. @_dc312_’s Ogden. Travels too much, sleeps too little.
The dc312 Crew @_dc312_
480 Followers 31 Following Hax by the 312. Irregular Meetups of Irregular People.
ChiSec @ChiSec
804 Followers 88 Following The mother of all CitySecs, coming to you (very not) live from Chicago, IL. Woman-run security meetup. See also infosec dot exchange forward slash at chisec
Hak4Kidz @Hak4Kidz
3K Followers 355 Following Next event Chicago June 14, 2025 | Training future cyber protectorates. @PhreakerLife https://t.co/VhJoeCXMmm | https://t.co/2FOf92yNtQ
Katie Hanahan @katiehanahan
273 Followers 365 Following
Bun0xd @bun0xd
293 Followers 292 Following
Dirk-jan @_dirkjan
28K Followers 206 Following Hacker at @OutsiderSec. Researches AD and Azure (AD) security. Likes to play around with Python and write tools that make work easier.
Karsten Hahn @struppigel
24K Followers 757 Following MalwareAnalysisForHedgehogs, Principal Malware Researcher at GDATA, he/him 🦔🌈🏳️⚧️
DFIR Review @DFIRReview
1K Followers 25 Following DFIR Review responds to the need for a focal point for up-to-date community-reviewed applied research and testing in digital forensics and incident response.
HealthcareInfoSec @healthinfosec
5K Followers 184 Following HealthcareInfoSecurity brings you the most up-to-date healthcare security, #HIPAA and risk management news. Part of the @ISMG_News network.
hasherezade @hasherezade
89K Followers 910 Following Programmer, #malware analyst. Author of #PEbear, #PEsieve, #TinyTracer. Private account. All opinions expressed here are mine only (not of my employer etc)
Rob Lemos (@roblemos ... @roblemos
5K Followers 183 Following Computer security, AI/ML, technology and space-science journalist. Data analysis geek. Part-time coder.
Lenny Zeltser @lennyzeltser
50K Followers 2K Following Advances cybersecurity. Grows tech businesses. Fights malware. // CISO at @AxoniusInc. Author and Faculty Fellow at @SANSInstitute. Creator of @REMnux.
Brian Reed @breed0
500 Followers 613 Following Cybersecurity Strategy. Former Gartner Analyst. Advisor/Board Member. Here to help security & risk leaders. Tweets/opinions my own or retweeted.
Camille François @camillefrancois
14K Followers 2K Following An optimist working on digital harms | Professor @ColumbiaSIPA | Affil. @BKCHarvard @IFGeopolitique | Former @Google @NianticLabs
Andrew Case @attrc
28K Followers 4K Following @Volatility Core developer, Dir. of Research @Volexity, @lsucyber, The Art Of Memory Forensics Co-Author
Matt Devost @MattDevost
5K Followers 2K Following Technologist, entrepreneur, and hacker. CEO @ https://t.co/P3E5SJ3z3G. Past co-founder of FusionX & Terrorism Research Center. Black Hat board member. OODAcast host.
Dmitri Alperovitch @DAlperovitch
197K Followers 2K Following Geopolitics/NatSec, Russia, China, Cyber. Chairman @SilveradoPolicy; Author WorldOnTheBrink; Host @GeopolDecanted; Founder @alperovitch; Co-Founder @CrowdStrike
Jay Healey @Jason_Healey
11K Followers 2K Following Personal account - he/him. @ColumbiaSIPA. Founder of Cyber 9/12 student competition. AF Veteran, White House. Review board @BlackHatEvent @defcon
Rod Soto 🇺🇸 @rodsoto
2K Followers 2K Following %27 文武両道 https://t.co/WrGIDNoyps https://t.co/Ky5n6ZQWV7 rodsoto.eth
Jose Enrique Hernande... @_josehelps
3K Followers 2K Following 🛡️ Threat Research Director @Splunk ❤️ Scuba Diving 🔧 Maintainer of #AtomicRedTeam #LOLDRIVERS #LOLRMM #LOLBAS
Adam 'pi3' Zabrocki @Adam_pi3
3K Followers 334 Following Director of Offensive Security @NVIDIA, architecting @RISC_V, @LKRG_org Founder, @BlackHatEvents & @Defcon Speaker, #Phrack author, @PwnieAwards nominee
Alex Tereshkin @AlexTereshkin
600 Followers 166 Following Poked firmware before it was cool. Security researcher @NVIDIA. Opinions expressed are my own.
josie @josiebellini
56K Followers 3K Following Cryptoartist since 2017 Founder of @CyberBrokers_ + @tpldrifters
Aditya K Sood @AdityaKSood
1K Followers 488 Following Author - Empirical Cloud Security and Targeted Cyber Attacks Books. Security Practitioner, Consultant and Speaker. Opinions expressed here are mine.
Aladdin Almubayed @0xshellrider
666 Followers 791 Following co-founder @Resourcely low and high level programmer, exploit developer, red teamer, reverse engineer, pen tester.
Jaikumar Vijayan @jaivijayan
5K Followers 158 Following Independent journalist and tech content creation specialist covering data security and privacy, business intelligence, big data and data analytics
Josiah Smith @JosiahSecurity
65 Followers 192 Following
weston b @westonbeard
134 Followers 612 Following
Women CyberSecurity S... @WomenCSSociety
13K Followers 9K Following ❤️🇨🇦 Award winning non-profit🔆supporting 💟women in 🚺 cybersecurity 💻 @womenincyberday #EmpoweringWomenForCyber™️! #IWCD™️ #TippingTheScale™️ ⚖️❤️Canada
sec guy @ShahzaibAK96
28 Followers 607 Following
Liviu @LiviuTatuRO
36 Followers 748 Following