Jerard Reen @jreen85

IT-security, Computer/Network/Memory Forensics, Malware Analysis, Reverse Engineering, Incident Response, Python Scandinavia Joined November 2014

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Avdelningen för signalunderrättelser och cyberverksamhet inom Försvarets radioanstalt bedriver ett hemligt olagligt tortyrprogram 📡 i Sverige mot människor.

datanörd | säkerhet... @inteloperatio

111 Followers 2K Following Avdelningen för signalunderrättelser och cyberverksamhet inom Försvarets radioanstalt bedriver ett hemligt olagligt tortyrprogram 📡 i Sverige mot människor.

CapDev Cybersecurity Digitalisation Research Innovation Education | PKM | MSc ICT | CISSP | LCDR (Eng., Res.) | RT ≠ Endorsement | Private capacity

David Olgart @DavidOlgart

saymissme @saymissme213195

55 Followers 2K Following

Tanmay @blackk_hawkkk

210 Followers 2K Following Cyber Security Researcher | Ex-Army

Atomic Threat Coverag... @atc_project

2K Followers 1K Following Actionable analytics designed to combat threats

TackleCon @TackleConSF

13 Followers 160 Following Cyber Security Conference in San Francisco 2020 #CyberSecurity #ThreatIntelligence #reversing

Bruno Guerreiro @brunogdiniz

1K Followers 5K Following Yet another brazilian security pro. Opinions are my own.

mov eax, @k1LL_sw17ch

6K Followers 4K Following A man of many hats! #OpenDND Forever GM #ThreatIntel #MalwareAnalyst #DFIR #Musician #Guitar #Bass #TTRPG

Dragos, Inc. @DragosInc

27K Followers 5K Following Dragos is an industrial (OT/ICS/IIoT) cybersecurity company on a mission to safeguard civilization.

Uplevel Security @uplevelsecurity

516 Followers 916 Following Uplevel is now part of McAfee. New handle for all updates: @McAfee

Socially Distant Jerr... @Maliciouslink

20K Followers 11K Following Chief Llama Officer 🦙 | Experienced beginner | Be 🐝 Kind ❤️ to each other 🤝

Channel distribution for market leading cyber security vendors #Detect #Protect #Educate #cybersecurity #dlp #cyber #channel

Turrem Data @Turremdata

620 Followers 866 Following Channel distribution for market leading cyber security vendors #Detect #Protect #Educate #cybersecurity #dlp #cyber #channel

ActorTrackr @ActorTrackr

861 Followers 1K Following #threatactors #intel #analysis #malware #reports

#ThreatHunting and #DFIR Platform. ThreatResponder® Platform is an award-winning, AI-powered endpoint security platform. Message me for a free demonstration!

ThreatResponder @threatresponder

627 Followers 3K Following #ThreatHunting and #DFIR Platform. ThreatResponder® Platform is an award-winning, AI-powered endpoint security platform. Message me for a free demonstration!

JS0N Haddix @Jhaddix

180K Followers 7K Following CEO, Trainer, Hacker, and Speaker. Cybersecurity + Hacking + AI + Sec Leadership @arcanuminfosec

Annual international industrial CyberSecurity event in Stockholm, Sweden. NEW NAME IS CS3sthlm! Switch over to follow @cs3sthlm

ICS security summit @4SICS

1K Followers 858 Following Annual international industrial CyberSecurity event in Stockholm, Sweden. NEW NAME IS CS3sthlm! Switch over to follow @cs3sthlm

H-11 Digital 4n6 @h11dfs

2K Followers 4K Following H-11 Digital Forensics is the preeminent source for Digital Forensic training and services. http://t.co/uwbpM9souR

AHEAD @ahead_pj

20 Followers 1K Following

SecurityITGirl @SecurityITGirl

2K Followers 2K Following IT didn't pay so I'm saving the world from the silent epidemic Lyme Disease. Help me get better & help the world.

I founded Didier Stevens Labs to expand and fund my research, providing training, development and research services focusing on technical IT security.

Didier Stevens Labs @DSTLabs

826 Followers 549 Following I founded Didier Stevens Labs to expand and fund my research, providing training, development and research services focusing on technical IT security.

Security Researcher. Focused on Windows internals, offensive security & malware analysis. EDR evasion, shellcode dev & reverse engineering.

Lukáš (RubberDuck) ... @RubberDuckCz

335 Followers 2K Following Security Researcher. Focused on Windows internals, offensive security & malware analysis. EDR evasion, shellcode dev & reverse engineering.

Cyber Security Canada @ManagedCISO

920 Followers 2K Following We are a Certification Body for the federal cybersecurity program CyberSecure Canada, as well as ISO 27001.

Irish Security Conference | #infosec #hacking #iot #crypto #cloud #mobile #policy #skills #learning #collaborating #networking #careers

DaggerCon @daggerconf

556 Followers 2K Following Irish Security Conference | #infosec #hacking #iot #crypto #cloud #mobile #policy #skills #learning #collaborating #networking #careers

The Irish Honeynet Chapter | dedicated to promoting infosec | learn tools, tactics & motives in computer & network attacks | share lessons learned | 501c3 org

HoneyN3t @HoneyN3t

633 Followers 404 Following The Irish Honeynet Chapter | dedicated to promoting infosec | learn tools, tactics & motives in computer & network attacks | share lessons learned | 501c3 org

MonsterFive @docatg

1 Followers 83 Following

USAF Vet, Husband, Father, Football Coach/Official, Travelball Dad and a constant adversity survivor. IR Director - SANS Lethal Forensicator.

Austin @4n6Ghost

240 Followers 379 Following USAF Vet, Husband, Father, Football Coach/Official, Travelball Dad and a constant adversity survivor. IR Director - SANS Lethal Forensicator.

Aegify Technologies is a leading provider of Cloud-based software-as-a-service (SaaS) solutions for IT security, compliance management & vulnerability analysis.

Aegify @Aegify

573 Followers 2K Following Aegify Technologies is a leading provider of Cloud-based software-as-a-service (SaaS) solutions for IT security, compliance management & vulnerability analysis.

SkySafe Software Network Solution That Creates A Secure, Invisible, Unhackable Connection Between Windows Based Devices And Servers.

SkySafe @SkySafe01

102 Followers 687 Following SkySafe Software Network Solution That Creates A Secure, Invisible, Unhackable Connection Between Windows Based Devices And Servers.

GNS3 Vault @GNS3Vault

7K Followers 8K Following I'm a Vault...full with Cisco Labs ready for you to download for FREE! Check out the website and start your networking studies!

At lantaca world Official Twitter account of http://t.co/ulhxZ1bHLT. Cloud based security & Analytical platform for Network and WI-FI solutions.

Lantaca @lantacaworld

213 Followers 2K Following At lantaca world Official Twitter account of http://t.co/ulhxZ1bHLT. Cloud based security & Analytical platform for Network and WI-FI solutions.

SecViz @secviz

1K Followers 541 Following A place to share, discuss, challenge, and learn about security visualization, big data, and security intelligence.

Political Blogger, Tea Party Destroyer, Republican's Nightmare, Fascist Hater, #GOPxmaslist, Creative writer at http://t.co/0Hh9ptLtPi & http://t.co/15n6CC3NLG

Phil Thee @filthyliberals

1K Followers 2K Following Political Blogger, Tea Party Destroyer, Republican's Nightmare, Fascist Hater, #GOPxmaslist, Creative writer at http://t.co/0Hh9ptLtPi & http://t.co/15n6CC3NLG

Brian Warehime @brian_warehime

2K Followers 1K Following Founder/CEO @ Threatnote | https://t.co/zusAA4wreU

https://t.co/A08ReJZ4he - A free threat intel tool for pivoting on domains/ips/emails/av/locations within the site / Maltego / Api

ThreatCrowd @threatcrowd

1K Followers 757 Following https://t.co/A08ReJZ4he - A free threat intel tool for pivoting on domains/ips/emails/av/locations within the site / Maltego / Api

Belkasoft is a global leader in digital forensics technology, known for their sound and comprehensive forensic tools used in 130+ countries all over the world.

Belkasoft @Belkasoft

11K Followers 428 Following Belkasoft is a global leader in digital forensics technology, known for their sound and comprehensive forensic tools used in 130+ countries all over the world.

YaraRules Project @yararules

9K Followers 3K Following Rules to catch malware. #yara #malware

chris doman @chrisdoman

5K Followers 3K Following Co-Founder @cadosecurity - Cloud Forensics & Incident Response - https://t.co/fuIUlGcB3D LinkedIn: https://t.co/Q1YJuNdgy5

Using the Internet as an Investigative Tool since the late 90’s & training OSINT / i3 since 2005, linked to @OSINT_Community, @Uni_Lancashire & @LocateCIO

uk-osint.net 🇪🇺... @UKOSINT

11K Followers 4K Following Using the Internet as an Investigative Tool since the late 90’s & training OSINT / i3 since 2005, linked to @OSINT_Community, @Uni_Lancashire & @LocateCIO

Kayleigh Brooks @KayleighB_SANS

948 Followers 1K Following Customer Service Manager EMEA, SANS Institute

CryptoChat @CryptoXSL

77 Followers 791 Following a secure messenger

Haras F @a99391c869ff4b0

37 Followers 372 Following

Wyatt Roersma @WyattRoersma

2K Followers 2K Following DFIR, ADHD, He/Him , liberal, supercross, starcraft, halo, python, fitness, feminist. Opinions and tweets are mine.

Matt Bromiley (🇺�... @_bromiley

7K Followers 1K Following Principal R&D @ Prophet Security, SANS Analyst/Instructor, Security Researcher. Cybersecurity mentor.

cybersurvival @sporndly

928 Followers 2K Following Cyber security tweets and thoughts

Nasjonal sikkerhetsmyndighets (NSM) hovedoppgave er å bedre Norges evne til å beskytte seg mot spionasje, sabotasje, terror og sammensatte trusler.

Nasjonal sikkerhetsmy... @NSM_no

6K Followers 1K Following Nasjonal sikkerhetsmyndighets (NSM) hovedoppgave er å bedre Norges evne til å beskytte seg mot spionasje, sabotasje, terror og sammensatte trusler.

Liam - Sandboxing @co... @Hectaman

5K Followers 3K Following Sandboxing all the things @cosmonic

Bifrozt Honeypot @Bifrozt_Dev

274 Followers 508 Following Tweets about the Bifrozt project and other honeypot stuffz.

New Security News @NewSecurityNews

11K Followers 2K Following

Diagnostician. Author of Diagnomicon. Gang of One. Software Surgeon. Machine Learning and AI for Software Diagnostics and Observability. Generative Debugging.

Dmitry Vostokov 🇮�... @DumpAnalysis

8K Followers 6K Following Diagnostician. Author of Diagnomicon. Gang of One. Software Surgeon. Machine Learning and AI for Software Diagnostics and Observability. Generative Debugging.

SwiftOnSecurity @SwiftOnSecurity

416K Followers 9K Following computer security person. former helpdesk.

Research & Discovery Lead @Mandiant @googlecloud Specialties: researching adversary tradecraft, hardstuck masters TFT, and losing sneaker raffles.

Van @Wanna_VanTa

4K Followers 390 Following Research & Discovery Lead @Mandiant @googlecloud Specialties: researching adversary tradecraft, hardstuck masters TFT, and losing sneaker raffles.

Cybersecurity engineer specialised in detecting threats and preventing attacks. Currently working as a staff in fintech/blockchain

Richard Ackroyd @rfackroyd

814 Followers 917 Following Cybersecurity engineer specialised in detecting threats and preventing attacks. Currently working as a staff in fintech/blockchain

security engineer that plays with powershell, ctfs, re, and ir. sec+, gcih, gcia, gcda, giac ab.
DUqdrz5zpauNqzSmLzMlpP5ln3O1ozS0pt==

jwmasek 🌻 @jwmasek

64 Followers 99 Following security engineer that plays with powershell, ctfs, re, and ir. sec+, gcih, gcia, gcda, giac ab. DUqdrz5zpauNqzSmLzMlpP5ln3O1ozS0pt==

🦊🇦🇲 th3CyF0x... @th3cyF0x

2K Followers 802 Following 赤城 cyFox 🦊. #ThoughtSmuggler "Go forth and impose cost." #DEATHCon. Former @Mandiant @grimmcyber #100DaysofYara Honorable Intentions. Deviant Methods.

DEATHCon @DEATHCon2026

2K Followers 44 Following Online/live conference 13-14 November 2026 for Detection Engineering and Threat Hunting https://t.co/TpkIGjaqpx

Teaching Threat Hunting, Detection Engineering, and KQL
https://t.co/uAlYlXIpyV

@BluRavenSec

Microsoft Security MVP

#ThreatHunting #DataScience

Mehmet Ergene @Cyb3rMonk

14K Followers 454 Following Teaching Threat Hunting, Detection Engineering, and KQL https://t.co/uAlYlXIpyV @BluRavenSec Microsoft Security MVP #ThreatHunting #DataScience

The DFIR Report @TheDFIRReport

70K Followers 0 Following Real Intrusions by Real Attackers, the Truth Behind the Intrusion

DFIRDetective @DFIRDetective

1K Followers 744 Following Cassie | Summit/Conference Link Collector | Tech Enthusiast | #GCFE #GCTI #DFIR #OSINT | #LEO to #Cyber

Nasreddine Benchercha... @nas_bench

12K Followers 1K Following Detection @Splunk & @cisco | previously @nextronsystems | @sigma_hq & @magicswordio maintainer | Eternal Learner

vx-underground @vxunderground

454K Followers 385 Following The largest collection of malware source code, samples, and papers on the internet. Password: infected

Windows Internals & Telemetry Research
Sr. Manager @btphantomlabs
Host: @ThePayloadPod
Blog: https://t.co/MnE9BCsky2
Github: https://t.co/v7hSLq66o1

Jonny Johnson @JonnyJohnson_

9K Followers 454 Following Windows Internals & Telemetry Research Sr. Manager @btphantomlabs Host: @ThePayloadPod Blog: https://t.co/MnE9BCsky2 Github: https://t.co/v7hSLq66o1

security/detection-eng @Elastic

Mastodon: @sbousseaden@infosec.exchange

Samir @SBousseaden

26K Followers 1K Following security/detection-eng @Elastic Mastodon: @[email protected]

Tony Lambert @ForensicITGuy

6K Followers 1K Following Recovering sysadmin that now chases adversaries instead of uptime. Sr Malware Analyst @redcanary

Full Fact is the UK's independent fact checking charity. We put reliable evidence at the heart of public debate so you can make sense of what matters.

Full Fact @FullFact

199K Followers 2K Following Full Fact is the UK's independent fact checking charity. We put reliable evidence at the heart of public debate so you can make sense of what matters.

Andrei @handrei_1

2K Followers 348 Following

Do not submit any personal photos that you do not want to be made public. Terms and conditions apply. https://t.co/WWtgLUgpub

James Fridman @fjamie013

2.1M Followers 1 Following Do not submit any personal photos that you do not want to be made public. Terms and conditions apply. https://t.co/WWtgLUgpub

#ThreatHunting / #BlueTeam engineer. Just looking for traces in logs. Reading and retweeting cool stuff. MITRE ATT&CK Defender: CTI, SOCAsses, AE, PTM, THDE.

Ring3API 🇺🇦 @ntlmrelay

7K Followers 3K Following #ThreatHunting / #BlueTeam engineer. Just looking for traces in logs. Reading and retweeting cool stuff. MITRE ATT&CK Defender: CTI, SOCAsses, AE, PTM, THDE.

Incident Response, Threat Hunting. Opensource security tool developer (https://t.co/2twMtVpZtL). Moved to @thomaspatzke@infosec.exchange

Thomas Patzke @blubbfiction

4K Followers 440 Following Incident Response, Threat Hunting. Opensource security tool developer (https://t.co/2twMtVpZtL). Moved to @[email protected]

OSSEM @OSSEM_Project

2K Followers 7 Following Open Source Security Event Metadata ! Data engineers! #ThreatHunting @OTR_Community

ThreatHuntersForge @HuntersForge

2K Followers 2 Following Data Science, Threat Hunting & Open Source Projects 🍻 Founders: @Cyb3rward0g @Cyb3rPandaH

I document #ThreatHunting playbooks in the form of #jupyter notebooks and share them with the world! https://t.co/djKSwSGXgA @Cyb3rWard0g

ThreatHunter-Playbook @HunterPlaybook

6K Followers 7 Following I document #ThreatHunting playbooks in the form of #jupyter notebooks and share them with the world! https://t.co/djKSwSGXgA @Cyb3rWard0g

Contributing datasets, from different platforms, to the InfoSec community to expedite data analysis and threat research! https://t.co/j62Xx21lEc

Security Datasets @SecDatasets

2K Followers 5 Following Contributing datasets, from different platforms, to the InfoSec community to expedite data analysis and threat research! https://t.co/j62Xx21lEc

Eric Capuano - Bsky: ... @eric_capuano

11K Followers 3K Following Co-Founder @recon_infosec | SANS DFIR Instructor | IANS Faculty | https://t.co/yUXCSu2Yso | ⬡ ❤ @shortxstack

Blue Team Village @BlueTeamVillage

17K Followers 153 Following Defensive side of the hacking mirror 🛡 https://t.co/p5ax1RhuPS & Mastodon: https://t.co/464Coi7X18

Recon InfoSec @Recon_InfoSec

10K Followers 531 Following Managed Security Operations #MSO provider serving gov't, enterprise and critical infrastructure

Lee Chagolla-Christen... @tifkin_

14K Followers 834 Following I like making computers misbehave. Does stuff at https://t.co/YsrVyTjOY7. https://t.co/UsRIholZ3M

Training cyber defenders in government, law enforcement, military, and private sectors | Please don't DM for support | Gamified training @BlueLabsOnline

Centri @centri_org

16K Followers 38 Following Training cyber defenders in government, law enforcement, military, and private sectors | Please don't DM for support | Gamified training @BlueLabsOnline

Cybersecurity Researcher @HuntressLabs
Just Hacking Training @JustHackingHQ w/ @ethicalhacker
https://t.co/UtsNJiyiEk && https://t.co/narO3syzIy

John Hammond @_JohnHammond

328K Followers 3K Following Cybersecurity Researcher @HuntressLabs Just Hacking Training @JustHackingHQ w/ @ethicalhacker https://t.co/UtsNJiyiEk && https://t.co/narO3syzIy

Specializing in pen testing, red teaming, and Active SOC. We share our knowledge through blogs, webcasts, open-source tools, and Backdoors & Breaches game.

Black Hills Informati... @BHinfoSecurity

50K 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.

A cyber hobo. Cycling the earth. Enjoys clicking too fast, long walks in the woods, & advocating. Hates printers. Co-Creator of the BOTS CTF, founder of SURGe

Ryan K @meansec

7K Followers 1K Following A cyber hobo. Cycling the earth. Enjoys clicking too fast, long walks in the woods, & advocating. Hates printers. Co-Creator of the BOTS CTF, founder of SURGe

KringleCon @KringleCon

6K Followers 59 Following The world's most fun and festive hacking challenge! 🎁 #HolidayHack by @CounterHackSec + @SANSInstitute

Velociraptor @velocidex

7K Followers 150 Following Velocidex is the company behind Velociraptor

Phill Moore @phillmoore

9K Followers 3K Following This Week in 4n6 // ThinkDFIR https://t.co/vLyL2sgQsy I might not know much, but I do know how to Google Tweets are mine

Vitali Kremez @VK_Intel

Nate Guagenti @neu5ron

2K Followers 1K Following

Justin Elze @HackingLZ

74K Followers 5K Following CTO @TrustedSec | Former Optiv/SecureWorks/Accuvant Labs/Redspin | Race cars

FOI är en statlig myndighet som bedriver världsledande forskning inom försvar och säkerhet. FOI, the Swedish Defence Research Agency. Se https://t.co/j7byYgvk6l

FOI @FOIresearch

30K Followers 116 Following FOI är en statlig myndighet som bedriver världsledande forskning inom försvar och säkerhet. FOI, the Swedish Defence Research Agency. Se https://t.co/j7byYgvk6l

Desiree Sacher @d3sre

2K Followers 601 Following cyber defense architect, dc4131 alumni, FIRST BoD member, curious geek driven by the urge to understand things

WIRED writer, author of SANDWORM and now TRACERS IN THE DARK: The Global Hunt for the Crime Lords of Cryptocurrency. Andy.01 on Signal. agreenberg@wired.com

Andy Greenberg (@agre... @a_greenberg

72K Followers 1K Following WIRED writer, author of SANDWORM and now TRACERS IN THE DARK: The Global Hunt for the Crime Lords of Cryptocurrency. Andy.01 on Signal. [email protected]

Threat Library Team @ThreatLibrary

772 Followers 43 Following APT Knowledge Base Creators at Deloitte #ThreatLibraryTeam

@vonelabs | CTI | Author @PacktPublishing | CFP @ekoparty | CTI | Developing Technorepublicanism & the Sovereign Republican Ontology.

V Costa Gazcon 🇦�... @fierytermite

root @33root

2K Followers 1K Following TI, IR, TH, DF & average InfoSec enjoyer.

John Hubbard @SecHubb

6K Followers 902 Following Cyber Defense Author & Instructor @SANSInstitute - SEC450/LDR551 | https://t.co/6NusGJa7bk

J Huff @baywolf88

4K Followers 2K Following Music Producer/Mixer and Computer Nerd Doing OSINT and Music Stuff

Official account of @Europol's European Cybercrime Centre (#EC3Europol), the EU Agency for Law Enforcement Cooperation. (Account inactive)

EC3 @EC3Europol

36K Followers 317 Following Official account of @Europol's European Cybercrime Centre (#EC3Europol), the EU Agency for Law Enforcement Cooperation. (Account inactive)

Nick Klein @CyberKleiners

783 Followers 67 Following Cyber breach response, digital forensic investigations, strategic advisor.

Blue Team Con is an annual cybersecurity conference built for defenders, inclusive of anyone interested in safeguarding organizations. | Stay Tuned on 2027!

Blue Team Con @BlueTeamCon

11K Followers 6 Following Blue Team Con is an annual cybersecurity conference built for defenders, inclusive of anyone interested in safeguarding organizations. | Stay Tuned on 2027!

We created live streams, blogs, and how-to videos about Open-Source Intelligence (#OSINT) investigations and related topics. 2019-2023

The OSINT Curious Pro... @OsintCurious

44K Followers 11 Following We created live streams, blogs, and how-to videos about Open-Source Intelligence (#OSINT) investigations and related topics. 2019-2023

Dutch guy with Open Source Intelligence & Analysis skills • OSINT • Principal Instructor @SANSInstitute • SVP of engineering & Chief Innovator @shadowdragonio

Dutch Osint Guy Nico @dutch_osintguy

39K Followers 2K Following Dutch guy with Open Source Intelligence & Analysis skills • OSINT • Principal Instructor @SANSInstitute • SVP of engineering & Chief Innovator @shadowdragonio