Andrew Cook @whoisAndrewCook
Finding and stopping threats one day at a time, @Recon_InfoSec SecOps. Threat Hunting. Incident Response. reconinfosec.com Austin, TX Joined February 2009-
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@joevest @BSidesTampa I'll be there with a handful of @Recon_InfoSec folks, including @shortxstack and @eric_capuano!
@intigriti Here's @OpenAI's attempt at becoming a bug bounty hunter. How do we think it did? It certainly threw out a bunch of valid looking guesses, but did any come close enough to claim a win?
@SiriusCyberntx In general, tune the source whenever possible. That said, the real trick is having a process to tune false positives quickly and with minimal friction, which may mean “tactically” tuning at the SIEM where the workflow can be centrally managed and controlled.
Join now! Not recorded and @rj_chap will be dropping some ransomware knowledge bombs!
Join us TODAY @ 12:30pm CT (in 2 hrs!) for THURSDAY DEFENSIVE! Today's guest: @rj_chap, chatting about Ransomware. reconis.co/3SHqPYs #infosec #thursdaydefensive
Python 3.11 is out! 🎉 This is one of the most exciting releases in a while, including significant speed upgrades and better error messages. Here's what's new:
As we watch Basic Auth in O365 finally start to die off, I find myself reflecting on how ridiculously long we've lived with MFA Bypass as a thing. Those incident & pentest findings were brutal for orgs that thought their heroic efforts to roll out MFA had done some good.
I thought "hey, maybe #Linux🐧is ready for regular people" and got my wife all set up👍 Two weeks later she's stuck in a black initramfs boot loop and I'm scrolling linux forums like it's 2007 to intone the right CLI-magic to fix the thing👎 Guess I'll try again in 3 more yrs🤷
Starting now! Not recorded, so be there or be square! #infosec #blueteam
Join us TODAY @ 12:30pm CT (in 2 hrs!) for THURSDAY DEFENSIVE! Today's guest: @_bromiley of @limacharlieio chatting about #DFIR , Blue Team, Defense, Giving Bad Guys Headaches. reconis.co/3rfZMIk #infosec #thursdaydefensive
Join us TODAY @ 12:30pm CT (in 2 hrs!) for THURSDAY DEFENSIVE! Today's guest: @_bromiley of @limacharlieio chatting about #DFIR , Blue Team, Defense, Giving Bad Guys Headaches. reconis.co/3rfZMIk #infosec #thursdaydefensive
First one to tell me how @OpenAI will replace my #infosec job wins my eternal gratitude. I've got a mortgage to pay and food to eat.
Aachccccccucjrdciiindrlhrkrtifidrvdcdiltgrteuhoooo! Gesundheit! If you suffer from chronic #Yubisneeze, ask your doctor if Swapping Slots™ is right for you: support.yubico.com/hc/en-us/artic… @Yubico
@alexstamos Hilariously well said. Also, you can bypass that dumb virtual keyboard manually and automagically. Your “secure” design shouldn’t encourage users to install random scripts :/ reddit.com/r/Bogleheads/c…
🦖Day 29 of the @velocidex #velociraptor #ArtifactsOfAutumn series Artifact: 'Exchange[.]Windows[.]Registry[.]NetshHelperDLLs' Author: @eric_capuano Link: docs.velociraptor.app/exchange/artif…
Messing around with @OpenAI looking for some interesting #BlueTeam use cases is like playing two truths and a lie: shocking accuracy followed complete fiction. Here's the (slightly modified) 2021 Kesaya attack as analyzed by a robot. Any lies? Try it out! beta.openai.com/playground/p/r…
@eric_capuano @Recon_InfoSec Thanks for the nudge, Eric! Just had to remember the ol' password...Winter2009! did the trick.
@Recon_InfoSec....are we the baddies? @OpenAI seems convinced that we're on the wrong team. 🤔 I don't know who to believe any more 😬 youtu.be/hn1VxaMEjRU
figuring out what all this twitter buzz is all about
Valtlex @valtlex
7 Followers 229 Following Threat intelligence, MDR, #Incident Response, Infosec #MDR #Threathunter
MikeWavada @WavadaMike
337 Followers 5K Following Cyber specialist specializing in Imposter Syndrome. Former USMC. Currently with Prestige Worldwide. Likes Nickelback.
Peter Schawacker @PeterSchawacker
958 Followers 7K Following Cyber Business Innovator & Strategist | CISO | AI | GRC & SOC | DFIR/TTX | SecOps | Drive Margin | Nearshoring | LATAM-USA | Emerging Markets | GTM Advisor
Gracie Belle Smith @GracieBelle98
3 Followers 70 Following
Jimm @Jimm78148666
5 Followers 294 Following
ℌ4𝔯0𝔩𝔡 @JonSelman
2K Followers 1K Following Defcon Contest & Events Goon, Demo Labs Lead, Blue Team Village Founder, Lonely Hackers Club Admin, DC404/DC770/DC678
Matt @MattETurner
764 Followers 2K Following
Ryan Platten @rp1atten
301 Followers 1K Following Professional Googler of all the things / Do stuff @binary_defense / Dad / Tweets are mine. ☧
vapor_ware404 @vapor_ware404
655 Followers 5K Following Faith, family, fitness. "They can say anything they want? They're going to need guns." - Thomas Jefferson (probably)
Jeff McJunkin @jeffmcjunkin
12K Followers 4K Following Started in ops&blue, now I hack for a living. SANS author/instructor in Oregon. Founder: https://t.co/c36tmCXDpt. He/him. @[email protected]
Brian Onesto @BriansNotion
454 Followers 4K Following Daily 20-min workouts since Jan 24, 2022 💪 On Day 1500+ | Grok FTW! | Jesus is the Messiah 👑
Christopher Luft @tekgrunt
226 Followers 214 Following
Desate @Desate350328
6 Followers 1K Following The garden is full of spring scenery, with a few red flowers falling all over the ground
Texas Cyber Summit @TexasCyberConf
7K Followers 4K Following 🤠 Texas Deeply Technical 🪓Hacker & Cybersecurity - Join us Next Year, ✨ May 21-23, 2025 - J.W Marriott. Austin, Texas https://t.co/uwlr7qzVCL
Ollie @ollie_teran32
185 Followers 3K Following
Aikido Security @AikidoSecurity
12K Followers 1K Following Secure everything devs build, ship & run. 🌐 https://t.co/xLANl2VLwq ⭐️ https://t.co/qEhI9gQLeo Get developers back to building.
Ian Thiel @ianthiel
2K Followers 2K Following Human. Co-Founder @sublime_sec Formerly @AltoPharmacy @Optimizely @SpaceAngels
Leah Ibarra @pl4ntl4dy
395 Followers 776 Following Infosec | Kindness Matters | People Matter | Adventure Seeker | Plants Are My Jam | Nap Enthusiast | Fantasy Reader |Hubby & My Boys 💕
OxMod3us BlockS3c @EL_CARRORRO
89 Followers 7K Following
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]
Chris Martinez @chriscmartinez
189 Followers 2K Following
Ankur @Ankuryogi11
244 Followers 6K Following
LimaCharlie @limacharlieio
2K Followers 680 Following Security tools and infrastructure on-demand. Use LimaCharlie to automate and manage security operations at scale.
Roll4Combat @BadAt_Computers
2K Followers 2K Following Penetration Tester / Speaker/ Bug Bounty Hunter /
d4nk0.eth 🦇🔊�... @dankomaxi
628 Followers 3K Following
WGU Cyber Club @WGUCyberClub
849 Followers 199 Following Join us for fun events, CTF's, competitions, Accountability group, Karaoke nights and more. As of January 2024, we're now 8,000 members strong. Est. 2020
The Real Billuh @realbilluh
9 Followers 176 Following
Ralph Hume @ZoniePI
128 Followers 706 Following Private Investigator/Cybersecurity Geek/Social Engineer of Ol'
Paul Masek @paulmasek... @paul_masek
688 Followers 1K Following IT Recruitment Consultant. @BSidesFortWayne Co-founder. GSEC & GIAC Advisory Board. #detectionengineering & #threathunting fan.
Mario de Sousa Lima @MarioSousaLima
117 Followers 7K Following
ɯɹoʇsuoı @ionstorm
3K Followers 5K Following Lead Cyber Defense Architect #DFIR #SIEM #Graylog #Kafka #Sysmon #Yara #Sigma #AI #Humio #LogScale #EDR #SOC Glory to Ukraine! 🌻
grande505 @graphpaper9
213 Followers 2K Following Digital physics for the agent era. A ≤ E. Bridging communities and technology. Founder, NMCITRA. Architect, Kinetic Trust Protocol. Las Cruces, NM.
Florian Roth ⚡️ @cyb3rops
221K 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
Josh Kamdjou @jkamdjou
2K Followers 933 Following Founder/CEO @sublime_sec @emailrepio. "Do what you will, make the world a better place."
onenoe @hkhack3r
249 Followers 7K Following
Dr Tim Proffitt @dr_proffitt
4 Followers 42 Following Managing Director of Information Security, Published Author, Professor, Classic Car Enthusiast
Tidu Security @SecurityTidu
1 Followers 161 FollowingEchosixx @Echo_sixx
124 Followers 608 Following
QULI @QULIbot
339 Followers 4K Following Cybersecurity | Blogger | Entrepreneur | passionate about technology, venture capitalism, great memes. Always learning 📚 • he/him #infosec
ΛPΣXXӨЯ - BSKY: a... @apexxor
240 Followers 2K Following Cyber dumpster fire marshal, tabletop adventurer, wannabe coffee and whiskey snob, Malort propagandist, new dad, & husband. Follows folks smarter than he/him.
James Smith 🇺🇦 @DFIRmadness
2K Followers 462 Following InfoSec Professional. Hacker Hogwarts Student (SANS MSISE Student) on the warpath to GSE. DFIR Nerd. Back alley PenTester. D&D / Tabletop Gamer.
ThreatMon Ransomware ... @TMRansomMon
18K Followers 2 Following ThreatMon End-to-End Threat Intelligence Platform Developed by @MonThreat for IOC data and C2 data: https://t.co/GHSgNatwbC
Coalition @SolveCyberRisk
1K Followers 446 Following Coalition is the world’s first Active Insurance company, designed to prevent digital risk before it strikes.
Andy Morrell @andymorrell01
10K Followers 978 Following Ex Tamworth/Wrexham manager, footballer for Wrexham, Blackpool, Bury and Coventry City . Married to beautiful wife, and dad of 3 great kids.
Wrexham AFC @Wrexham_AFC
595K Followers 117 Following Season Five of FX’s Welcome to Wrexham is streaming now on Hulu and Disney+ UK
Ben (@[email protected]... @beanieboi
650 Followers 302 Following restarting databases @heroku - hacker @farbsucht - in love with @twissi, ruby and Vancouver, BC
@andreasdotorg@infose... @andreasdotorg
12K Followers 4K Following Permanently closed. Profile just here to squat my handle. @[email protected]
Ryan "Chaps" Chapman @rj_chap
8K Followers 3K Following Threat Hunter. DFIR & Malware Analyst. @sansforensics Author (FOR528) & Instructor (FOR610). Husband & father. Retro gamer too! Comments = own.
Joe Vest @joevest
8K Followers 886 Following Red Teamer丨Author of Red Team Development and Operations https://t.co/LTiTgnFKJq 丨Don't let perfect be the enemy of good
Keith Wright @theparanoidnerd
212 Followers 402 Following Infosec advocate. Maker/Hacker part time. Husband/Father full time. Doing security things at @Elastic
Alex @alexanderjaeger
2K Followers 983 Following DFIR / CERT @Google - nice person - All opinions are mine... . Doing @TimesketchProj stuff. 🏊♂️ 🚲 🏃♂️ https://t.co/t1oC3lo40C Time matters
Marco Bompani @BompaniMarco
270 Followers 933 Following
Eric Matlock @eric_matlock314
14 Followers 35 Following
teddy_ROxPin @RoxpinTeddy
547 Followers 171 Following Incident Response | @TheDFIRReport Analyst | Eat, Sleep, and Breathe Infosec
OccupytheWeb @three_cube
265K Followers 3K Following Pentester, Forensic investigator, and former college professor. Trained hackers at each US military and intelligence. Visit me at https://t.co/G478wug0p4
Jared Atkinson @jaredcatkinson
10K Followers 2K Following | CTO @specterops | Host @dcpthepodcast | Ex PowerShell MVP | USAF Vet | FC Bayern Supporter | Language Learner 🇳🇴 🇮🇹 🇧🇷 |
tuckner @tuckner
3K Followers 860 Following Finding bad software extensions at @SocketSecurity (acquired @secureannex) #️⃣ https://t.co/KGANHVFErn
Wild West Hackin' Fes... @WWHackinFest
14K Followers 478 Following Join us for Wild West Hackin' Fest - Deadwood 2026! Con: Oct. 7-9, 2026, Pre-Con Training: Oct. 6-7, 2026
Phillip Wylie @PhillipWylie
52K Followers 20K Following Chief Security Evangelist & Sr. Consultant & @suzulabs | Offensive Security Expert | Phillip Wylie Show Podcast Host @thehackermaker | @pentesterblue coauthor
Nathan Anderson @mtman97
491 Followers 841 Following Where to really find me: MASTADON: @[email protected] BLUESKY: @nathananderson.com Signal: @nanderson.07
OpenAI @OpenAI
5.0M Followers 4 Following OpenAI’s mission is to ensure that artificial general intelligence benefits all of humanity. We’re hiring: https://t.co/dJGr6LgzPA
Black Hills Informati... @BHinfoSecurity
49K Followers 2K Following Specializing in pen testing, red teaming, and Active SOC. We share our knowledge through blogs, webcasts, open-source tools, and Backdoors & Breaches game.
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]
Rob Fuller @mubix
78K Followers 25K Following Dad / Husband / Marine / Student / Teacher / @Hak5 / @NoVAHackers / @SiliconHBO / @NationalCCDC / @MARFORCYBER Auxiliary
Dave Kennedy @HackingDave
231K 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.
Yubico | #YubiKey @Yubico
41K Followers 4K Following Creator of the #YubiKey and big fans of multi-factor authentication. Join us on our mission to make secure login easy and available for everyone!
Wes Lambert @therealwlambert
2K Followers 283 Following Lead Engineer, NSM @Target Github: https://t.co/tmQk6TbWMr https://t.co/5KDnHsdBlV Mastodon: @[email protected]
Jimmy Vo @JimmyVo
4K Followers 2K Following
WGU Cyber Club @WGUCyberClub
849 Followers 199 Following Join us for fun events, CTF's, competitions, Accountability group, Karaoke nights and more. As of January 2024, we're now 8,000 members strong. Est. 2020
Chris Sanders 🔎 �... @chrissanders88
35K Followers 487 Following Ed.D. | Founder @networkdefense @RuralTechFund | Former @Mandiant, DoD | Author: Intrusion Detection Honeypots, Practical Packet Analysis, Applied NSM
PaladinX @psmadrid99
456 Followers 765 Following Enamored of most things IT and (seriously) geeky. Lawful “Good”. Probably makin’ bacon pancakes. Warning: I retweet with WILD abandon. #Subie #TTRPGs #Raiders
ClickSafe Intelligenc... @clicksafeintel
194 Followers 36 Following Non-profit dedicated to online safety education for parents and kids to prevent, recognize and respond to child exploitation https://t.co/mpZVmI9zCW
Tim Medin @TimMedin
18K Followers 594 Following Kerberoast Guy • @RedSiege CEO • IANS Faculty • Former SANS SEC560 Author, Senior Instructor • Packers Owner #GoPackGo • Work Req: https://t.co/ALJldLMDfZ
World Health Organiza... @WHO
12.6M Followers 2K Following We are the @UN’s health agency working for #HealthForAll Always check our latest tweets for updated advice/information.
strandjs - strandjs@b... @strandjs
46K Followers 2K Following I will light the way by the bridges I burn. Retired Senior SANS Instructor IANS Faculty Black Hills Information Security Active Countermeasures
Fernando M. Pinguelo @CyberPinguelo
8K Followers 7K FollowingMac Forensics @MacForensics
7K Followers 79 Following Digital forensics with a focus on Mac forensic investigation. #eDiscovery #ComputerForensics
Ronald T @ronaldtran
159 Followers 1K Following Senior Security Analyst | Blue Team | Outdoors | Coffee | 🏋️♂️ | Previously @Recon_InfoSec
Jed Arnold @jedarnold
103 Followers 2K Following
farmerK @elwell
555 Followers 4K Following Security Engineer & ASE Certified Master Technician. Car hacking/security, PAM, Threat Hunting. @ElwellFunnyFarm | Opinions are my own, not my employer's
Ryan Tomcik @heferyzan
1K Followers 1K Following DE/TH @GoogleCloud @Mandiant Threat Defense | Google in the streets, Mandiant in the tweets | Thruntito ergo sum
Ice Cream @SRunsewe
5K Followers 2K Following
















