DEF CON @defcon.bsky.social The world’s premier hacker conference. Serving the global hacker community since 1993.
Defcon.org
Forum.defcon.org
Defcon.social
Johan Berggren @jbn.the4711.net Digital Forensics and Incident Response
@Google :: I write open source tools :: Creator of OpenRelik and Timesketch
https://openrelik.org/
https://timesketch.org/
#DFIR • Posts are my own • he/him
Openvibe @openvibe.social The App for Connecting Open Social Web
Mastodon, Bluesky, Nostr, Threads in ONE app, in ONE feed ✨
https://openvibe.social
STÖK @stokfredrik.bsky.social Hacker / Creative
Mischief & GOOD VIBES ONLY
jw @dfirjw.bsky.social DFIR Analyst
BSc Digital Forensics
MSc Cyber Security
vx-underground (automated mirror) @vxundergroundre.bsky.social The largest collection of malware source code, samples, and papers on the internet.
Password: infected
(unofficial, this is a bot! Maintained by a private individual, the bot can't handle retweets or replies, support soonish)
@keydet89.bsky.social @keydet89.bsky.social 
Maester @maester.dev Maester is your Microsoft Security test automation framework!
Maester is a PowerShell based test automation framework to help you stay in control of your Microsoft security configuration.
Learn more → maester.dev
@beercow.bsky.social @beercow.bsky.social "Distrust and caution are the parents of security." - Benjamin Franklin
https://malwaremaloney.blogspot.com
Katie Paxton-Fear @insider.phd Dr, apparently. Security Adovcate @semgrep & Hacker. #BugBounty hunter & #infosec YouTuber. APIs & Interlinked OffSec, PhD in AI+Sec @hacknotcrime. she/her
Rot26 🇺🇸🤝🇺🇦 @rot26.wtf Infosec. Professor. Studies Conflict, Cyber, and Influence Operations. Also, Emergency Management, Community Resilience and Weather. Optimist. Christian, but not a jerk about it. Fella from way back. Tries to be a helper. He/Him
Joe Gardiner @thecyberjoe.bsky.social Lecturer in Cyber Sec of CPS (ICS,OT, IoT) at the University of Bristol. Director and Instructor at @hacktonics.bsky.social
Bryson Bort 🦄🌴 @brysonbort.bsky.social 🦄
Joe FitzPatrick @securelyfitz.bsky.social Trainer and Researcher, SecuringHardware.com
Joe Grand @joegrand.bsky.social Hardware hacker, computer engineer, former L0pht member and juvenile delinquent, sometimes known as Kingpin. https://joegrand.com
stacksmashing @stacksmashing.bsky.social Security researcher with a focus on hardware & firmware. I occasionally publish stuff on YouTube. Co-founder of
hextree.io. Contact: contact@stacksmashing.net
LiveOverflow 🔴 @liveoverflow.bsky.social wannabe hacker... he/him
🌱 grow your hacking skills https://hextree.io
Sébastien Dudek 📡 @fluxius.bsky.social Founder of the PentHertz Company (@penthertz.bsky.social), specializing in networks and computer security engineer in #Wireless systems, #SDR, #Mobile, #CarHacking and #IoT
Willem Melching @pd0wm.bsky.social I take things apart. Sometimes I put them back together. Consulting & Trainings: http://icanhack.nl
Scott J Roberts @sroberts.io Cyber Threat, NatSec, Analytic Tradecraft | Instructor of Cybersecurity @ USU Data Analytics & Information Systems | Masters Student @ USU Center for Anticipatory Intelligence | Developer, Analyst, Author
0xdf @0xdf.bsky.social Principal Training Architect @ HackTheBox
CTF Addict
"Potentially a legit researcher"
he/him
Website: https://0xdf.gitlab.io/
YouTube: https://www.youtube.com/c/0xdf0xdf
Twitter: 0xdf_
Discord: 0xdf
Mastadon: 0xdf@infosec.exchange
Chris Elgee @chriselgee.bsky.social Full-time Christian, husband, dad of 4, nerd @Counter Hack; Certified SANS instructor; Cyber Soldier; GSE #259
Dave Shackleford @daveshackleford.bsky.social SANS, IANS, Voodoo Security. So many other things, too. 
Chris Dale @chrisdale.bsky.social Principal instructor at SANS Institute. CHO (Chief Hacking Officer) and co-founder of River Security. Occasionally put content on YT: https://www.youtube.com/@chrisdale
Phillip Wylie @phillipwylie.bsky.social Offensive Security Professional | Phillip Wylie Show Podcast Host | The Pentester Blueprint coauthor | TribeOfHackers Red Team | https://linktr.ee/phillipwylie
Matthew Gracie @infosecgoon.bsky.social Security Analyst. Panther Modern.
Engineer at Security Onion Solutions.
Professor at Canisius University.
Organizer at Infosec 716 and BSides Buffalo.
Josh Grossman (tghosth 👻) @joshcgrossman.com Friendly AppSec Ghost 👻
https://appsecg.host
@steelsparker.bsky.social @steelsparker.bsky.social 
mosesrenegade @mosesrenegade.bsky.social Hackerman. You can find out about me here.
https://linktr.ee/mosesrenegade
Tim Fowler @roobixx.bsky.social Found of ETHOS Labs, LLC - Hack Space
JMFD @shittalk.ing Offense Security Consultant @RedSiege | Ice-cream Lover | Kickboxer | Hater of Indiana | Cold Weather Avoider | Pokémon Master | Taller on the Internet
Liran Tal @lirantal.com 🦄 Node.js Secure Coding: http://nodejs-security.com
🌟 @GitHub Star
🏅 @OpenJS Pathfinder award for Security
🥑 DevRel at @snyksec
Dr. Anmol Agarwal @anmolagarwal.bsky.social AI Security Researcher / International Speaker / Professor
I talk about and teach AI and cybersecurity
Founder, Alora Tech LLC www.aloratech.com 
!ⁿᶜ!ᵈᵉⁿᵗ podcast @incidentpodcast.bsky.social Podcast o kybernetickej bezpečnosti a odvrátenej strane technológií okolo nás. Najnovšie incidenty, správy a zaujímavosti zo sveta komentované tak, aby im každý porozumel. Poďte s nami na výlet do kyberpriestoru. Účet zatiaľ obsluhuje Miro.
Brett Shavers @brettshavers.bsky.social Fell off a cliff. Swam with sharks. Dined with hitmen. Hung out with crime bosses. Bought and sold a ton of drugs. How the heck am I still here? DFIR USMC 🚓
Jen Gentleman @jenmsft.bsky.social I work on the Windows engineering team at Microsoft and help with feedback for Start menu, Settings, taskbar, input + more
You can find me on most of the other social media apps including Twitter and reddit with the same account name @jenmsft
OSINT Techniques @osinttechniques.bsky.social https://www.forensicosint.com/
Alexander Holmeset @alexholmeset.bsky.social AI and Teams MVP
alexholmeset.blog
Andres Bohren @andresbohren.bsky.social Cloud Architect, Exchange Expert, Skype for Business, Microsoft Teams, M365, Active Directory, EntraID, Entra Connect, Azure, Security, PowerShell Enthusiast, CCSP, Microsoft MVP 🇨🇭
CHARBEL NEMNOM | MVP | MCT | CCSP | CISM @charbelnemnom.com ☁ #Cloud and #CyberSecurity Architect @itnetX_CH, Information #Security Manager, and #Microsoft #Azure #MVP #MCT #CCSP #CISM.
🗣 Speaker, Blogger, Author, and Instructor @ charbelnemnom.com
Daniel Bradley @danielbradley.bsky.social Microsoft MVP for Identity and Graph API
Blog at https://ourcloudnetwork.com/
Florian Salzmann | Microsoft MVP @elflorian.ch Microsoft MVP 💻
Leading Expert @UMB ☁️
Travel Enthusiast ✈️
Blog: https://scloud.work/
Contact: https://elFlorian.ch
John Kilmister @johnkilmister.bsky.social Azure MVP, software engineer, software architect, blogger and speaker loving all things serverless C# and Azure. Certified Azure Solutions Architect.
John Savill @savilltech.com 
Mobile Jon | Intune, W365, Entra, Security MVP @mobilejon.bsky.social Jon Towles is the epitome of #ADHD and #antihero
Former BlackBerry, Freddie Mac, AirWatch/WS1 evangelist. Experienced speaker focusing on Neurodiversity and EUC.
Father of an autistic and ADHD child who are the best.
President of Workplace Ninjas US
Julian Rasmussen @julianrasmussen.bsky.social 🔒 Microsoft Security MVP
🧔♂️ Senior Consultant
🏢 Point Taken
🌐 Idefixwiki.no
Lukas Beran @lukasberan.com Senior Security Researcher (DART) at Microsoft. Opinions are my own. #MSIncidentResponse #DART #Microsoft365 #EntraID #DefenderXDR #Sentinel
Peter Klapwijk | MVP | In The Cloud 24-7 @peter.inthecloud247.com Microsoft MVP Security (Intune) & Windows and devices -
Senior Modern workplace Consultant at Wortell
-
Blogger @ http://inthecloud247.com
#MVPBuzz #MsIntune
https://linktr.ee/peterklapwijk
Rod Trent @rodtrent.com Christian. Husband. Father. Runner. Speaker. Author. Capitalist. Cyber and AI at Microsoft. Dude/Bro.
Suryendu Bhattacharyya @crookedbong.bsky.social Entra and Powershell Geek. MIM Connoisseur
Thomas Naunheim @naunheim.cloud #Microsoft MVP | #CloudSecurity Architect ☁️ | #Entra #AzureAD 🔑 + #AzureSecurity 🛡️ | #CommunityRocks | #Schaengel
Tom Aafloen @tomaafloen.bsky.social Consultant and Parter at Onevinn, a Microsoft Partner of The Year Security Consultancy specialist company based in Sweden. Focused on Entra.
Trusted Identity Advisor and Identity TechLead.
Tony Redmond @office365itpros.com Commentator and writer about #Microsoft365. Always looking for insight about how things work... Articles posted at https://office365itpros.com and https://practical365.com. And the Office 365 for IT Pros eBook at https://gum.co/O365IT/
Travis Roberts @ciraltos.bsky.social @Ciraltos
Matthew Levy @mattchatt.co.za 
Rogier Dijkman | MVP @rogierdijkman.bsky.social 🔐 Security Researcher | Marathon Runner | Author | IaC | #GitHub | #PowerShell | #Azure #Bicep | #Copilot
Damien Bowden @damienbod.com Web developer. application security consultant, Microsoft MVP #aspnetcore #openid #oauth2 #security #dotnet #azure #identity #angular #fido2 #passkeys #iam #graph #ssi #m365 #entraid #iam
Mark Tinderholt @marktinderholt.com The Azure Terraformer. Software Engineer / Architect @Microsoft. HashiCorp Ambassador. Cloud & DevOps Thought Leader. Author. Opinions are my own.
Fabian Bader @fabian.bader.cloud #Security #Azure #EntraID #XDR #MDE #Identity #M365 #AD #PKI #KQL
Microsoft MVP
Tweets and opinions are my own
Sarah Young @sarahyo.com Ex - Security & AI stuff @ Microsoft | Co-host of @azsecpod.bsky.social | Dogs, food and cyber security posts | Opinions mine, not my employer's | 🇬🇧 living in 🇦🇺 | Sarahyoung.io
Simon Skotheimsvik | MVP @skotheimsvik.no Senior Cloud Consultant @cloudway.com | Microsoft MVP | International Speaker | Tech Blogger | http://skotheimsvik.no | http://msendpointmgr.com | MOD for http://reddit.com/r/MSIntune |
Andrew Taylor @andrewstaylor.com Bit of a geek, enjoys working with Intune and PowerShell. Many years experience across industries. Microsoft MVP
Jose Schenardie | MVP @schenardie.bsky.social Co founder @ Devicie
Co founder @ Secure Measure
Founder @ Workplace Ninja Australia
Morten Knudsen [MVP] @mortenknudsen.net Triple Microsoft MVP (Security, Azure, Security Copilot) | MCT | Security & Cloud Architect | Co-Founder Experts Live Denmark | Speaker | Blog aka.ms/morten
Sune Thomsen | MVP ☁️👨💻☁️ @sunethomsendk.bsky.social Family Super Dad 🦸♂️ | Audi Enthusiast 🚘 | ☁️ Consultant | Microsoft MVP in Windows & Devices | Windows Cloud Champion | Speaker 🎤 | Talks About #MSIntune | #Security 🔐 | #Windows365 and more…
👨💻 Blogs on http://osdsune.com & http://blog.mindcore.dk
Will Velida 🇺🇦 @willvelida.com Senior Software Engineer at Microsoft 🧑💻
Opinions are mine, reposts are interesting/thoughtful.
Blog: https://www.willvelida.com/
YouTube: https://www.youtube.com/@willvelida
Linktree: https://linktr.ee/willvelida
John Marcum @pjmarcum.bsky.social 
Peter van der Woude @pvanderwoude.bsky.social Security #MVP | Endpoint management at InSpark | #MSIntune #ConfigMgr #Windows | Proud father of TJ and LJ | Happily married with Marjolein
Per-Torben Sørensen @per-torben.sorensen.ws 🏢 Senior architect @ SoftwareOne
🤓 25+ years in IT
✏️ Blog: agderinthe.cloud
❤️ Microsoft MVP Identity and Access
📢 MFA! MFA! MFA! MFA!
Brian Veldman @brianveldman.bsky.social ☁️ Cloud Solution Architect at Fellowmind
❤️ Microsoft MVP with a passion for Azure, DevOps, and Infrastructure as Code
🚀 Blogging at cloudtips.nl
💪🏻 Active on Reddit since July 2025 in the Azure and Azure Bicep community as brianveldman
Rudy Mens @lazyadmin-nl.bsky.social Blogger at https://LazyAdmin.nl, Microsoft MVP, Freelance IT Consultant
Sander Rozemuller @sander.rozemuller.com Automation | @wpninjasnl | Builder of IntuneAssistant.cloud | Blogger @ rozemuller.com | MVP | Az.AVD
Joey Verlinden @joeyverlinden.com Microsoft MVP - Microsoft 365 / Azure / Intune / Defender
www.joeyverlinden.com
Clate @devclate.bsky.social Microsoft MVP | Technology Dad that enjoys building and designing things.. and of course automating where possible.
Olaf Hartong @olafhartong.nl Security researcher with a camera | @FalconForce.nl | Microsoft MVP | Snow man role model | https://youtube.com/@olafhartong
Rakhesh Sasidharan @rakhesh.com Lazy Geek. Tech Enthusiast. Root.
Tore Nestenius | MVP @tndata.bsky.social .NET, Azure Cloud, and security trainer and consultant. Microsoft .NET MVP
Sam Erde @samerde.day3bits.com Microsoft PowerShell MVP that is passionate about helping others succeed with Active Directory, Entra ID, Defender XDR, and Microsoft 365. Always learning! ✝️👨👩👧👦☕
OU=NC,OU=USA,DC=NA,DC=WORLD
GitHub.com/SamErde
Blog: day3bits.com
Paul Bullock | MVP M365 Dev, M365 Copilot @pkbullock.com MVP | #M365PnP Core Team | 17yrs+ #SharePoint | Modern Workplace Architect @ Avanade, Christian and Dad of two awesome boys! Prompts/Opinions/puns are my own.
Learn from my blog at https://pkbullock.com
Harm Veenstra @harmveenstra.bsky.social 3 x Microsoft MVP | #PowerShell Evangelist | Living apart together with @Eve_023 | Consultant | *Core | Google Pixel | #Espresso | https://linktr.ee/HarmVeenstra
Sami Lamppu @samilamppu.bsky.social 
Sebastian Flæng Markdanner [MVP] @chanceofsecurity.com Microsoft Security MVP | Cloud Security Consultant | Blogging @ http://Chanceofsecurity.com | Identity & Access, and Endpoint Management | Always out to learn new things, while sharing what I’ve picked up along the way!
Ola Ström @olastrom.com Cloud Solution Architect - Endpoint @ Microsoft - Grown up emokid - Golfer - Dogdad - Lives on a horsefarm
Layth Chebbi @laythchebbi.com The Multi-Cloud Security Engineer | Ethical Hacker | Solutions Architect | Microsoft Azure & AWS Certified | EC Council Certified
Nathan McNulty @nathanmcnulty.com Loves Jesus, loves others | Husband, father of 4, security solutions architect, love to learn and teach | Microsoft MVP | @TribeOfHackers | 🐘infosec.exchange@nathanmcnulty
Jef Kazimer 😶🌫️ 🆔 @jeftek.com Principal Product Manager @Microsoft #security focused on #Entra #Identity and Identity Governance
- 🆔 & #Cybersecurity
- Star Wars 🌟 nerd
- Disney Adult 🏰
My posts are not official support of my employer
My info and content is at https://jeftek.com
EricaZelic @ericazelic.bsky.social Security Engineer / IAM Security. Defending against people like me. 
Eric Woodruff @ericonidentity.com Entra nerd currently @ #Semperis. Parent. Partner. MS Security MVP. Views are those of my cat.
Michael Epping @michaelepping.com Senior Product Manager in the Identity and Network Access Division at Microsoft. Opinions are my own.
rootsecdev @rootsecdev.bsky.social Security Consultant @TrustedSec | Military grade meme poster, researcher, cloud penetration tester, voider of warranties. My thoughts are my own.
Jorge A Lopez @jorlop.bsky.social Senior Product Manager @Microsoft | Microsoft Entra
Proud Latino 🇲🇽🇺🇸
Alex Weinert @alexweinert.bsky.social Identity security, sailor, diver, musician, off-road enthusiast, chef, trekker, gardener, photographer, writer, adhd adventurer.
Justin Elze @handle.invalid CTO @TrustedSec.com | Former Optiv/SecureWorks/Accuvant Labs/Redspin | Race cars
Dirk-jan @dirkjanm.io Hacker at outsidersecurity.nl. Researches Entra ID, AD and occasionally Windows security. I write open source security tools and do blogs/talks to educate others on these topics. Blog: dirkjanm.io
Shehan Perera @shehanperera.bsky.social Microsoft MVP-Security | Blogger | Identity and Endpoint Architect | Metal Head 🇱🇰 🇦🇺
Wesley Lombardo @edtechirl.com Anything K12 edtech is fair game - instructional, infrastructure, incident response, tools, tips, tricks, deployment, data privacy, diagnostics, etc., etc. (though we do tend to publish most on device mgmt, infrastructure mgmt, and security)
Adam Fowler @adamfowlerit.com Account Technology Strategist @ Microsoft.
https://adamfowlerit.com & https://msportals.io
Not posting here anymore sorry!
https://linktr.ee/adamfowler_it