Kien Trung @cysdefkn

Joined January 2026

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Catherine @mle09ong

234 Followers 3K Following If only he knew how much I like him

mgeeky | Mariusz Bana... @mariuszbit

15K Followers 1K Following 🔴 Offensive Security Developer @ Outflank, Red Team operator, ex-AV dev, ex- malware researcher 🫖 Green tea lover

Security information portal, testing and certification body.
Organisers of the annual Virus Bulletin conference. @VirusBulletin@infosec.exchange

Virus Bulletin @virusbtn

62K Followers 1K Following Security information portal, testing and certification body. Organisers of the annual Virus Bulletin conference. @[email protected]

A Singapore company that discovers vulnerabilities to help customers mitigate the risks of cyber attacks. Organisers of @offbyoneconf

starlabs @starlabs_sg

10K Followers 15 Following A Singapore company that discovers vulnerabilities to help customers mitigate the risks of cyber attacks. Organisers of @offbyoneconf

SANS Japan公式アカウントです。イベント情報やセキュリティに関するニュースを発信しております。 SANS is the most trusted source for Network, Computer, and Information Security Training and certification.

SANS Japan @SANS_JAPAN

4K Followers 51 Following SANS Japan公式アカウントです。イベント情報やセキュリティに関するニュースを発信しております。 SANS is the most trusted source for Network, Computer, and Information Security Training and certification.

Professional redteamer and malware development enthusiast ! I will share some tips and experiences. Look at my work here : https://t.co/cxLBvW7pcI

OtterHacker @OtterHacker

8K Followers 78 Following Professional redteamer and malware development enthusiast ! I will share some tips and experiences. Look at my work here : https://t.co/cxLBvW7pcI

Curating cybersecurity research, tools & free resources | Reverse engineering | Malware | Threat intel | Red/Blue Team | Windows internals | AI security.

cr3ghost @cr3ghost

Threat Detection & Response. Views are my own, unless retweeted.

Maintainer of https://t.co/000t7J0NBR & https://t.co/thv6PP5C48
Co-maintainer of https://t.co/rXIxOggXs2

Wietze @Wietze

7K Followers 340 Following Threat Detection & Response. Views are my own, unless retweeted. Maintainer of https://t.co/000t7J0NBR & https://t.co/thv6PP5C48 Co-maintainer of https://t.co/rXIxOggXs2

Peace and Love.
Just Analysis/Hunter/Youtuber/AiCoder/Entrepreneur/.
#APT #threatIntelligence #Exploit #CTI #meme #cyber #hacker #OSINT #Ai
Need Remote Job

blackorbird @blackorbird

44K Followers 703 Following Peace and Love. Just Analysis/Hunter/Youtuber/AiCoder/Entrepreneur/. #APT #threatIntelligence #Exploit #CTI #meme #cyber #hacker #OSINT #Ai Need Remote Job

Yarden Shafir @yarden_shafir

26K Followers 332 Following A circus artist with a visual studio license

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

Jonny Johnson @JonnyJohnson_

9K Followers 453 Following Windows Internals & Telemetry Research Sr. Manager @btphantomlabs Host: @ThePayloadPod Blog: https://t.co/MnE9BCsky2 Github: https://t.co/v7hSLq66o1

The latest research and news from Unit 42, the Palo Alto Networks (@paloaltontwks) Threat Intelligence and Security Consulting Team covering incident response.

Unit 42 @Unit42_Intel

71K Followers 81 Following The latest research and news from Unit 42, the Palo Alto Networks (@paloaltontwks) Threat Intelligence and Security Consulting Team covering incident response.

Mandiant (part of Goo... @Mandiant

130K Followers 4K Following We’re determined to make organizations secure against cyber threats and confident in their readiness.

MalwareHunterTeam @malwrhunterteam

256K Followers 39 Following Official MHT Twitter account. Check out ID Ransomware (created by @demonslay335). More photos & gifs, less malware.

International Cyber D... @IntCyberDigest

225K Followers 284 Following Independent reporting on cybersecurity, tech, AI & digital policy.

vx-underground @vxunderground

448K Followers 374 Following The largest collection of malware source code, samples, and papers on the internet. Password: infected

Part of @CISAgov, we respond to major incidents, analyze threats, and exchange critical cybersecurity information with partners around the world.

CISA Cyber @CISACyber

302K Followers 71 Following Part of @CISAgov, we respond to major incidents, analyze threats, and exchange critical cybersecurity information with partners around the world.

Microsoft Threat Inte... @MsftSecIntel

197K Followers 994 Following We are Microsoft's global network of security experts. Follow for security research and threat intelligence.

Be first to know about AI, threats, and new tools. Quick hits, expert tips, and real-time security news—follow for smarter, safer ops.

Microsoft Security @msftsecurity

344K Followers 320 Following Be first to know about AI, threats, and new tools. Quick hits, expert tips, and real-time security news—follow for smarter, safer ops.

Head of Research @nextronsystems #DFIR #YARA #Sigma | detection engineer | creator of @thor_scanner, Aurora, Sigma, LOKI, YARA-Forge | always busy ⌚️🐇 | vi/vim

Florian Roth ⚡️ @cyb3rops

224K 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

🔍 KrakenLabs Team | Threat Intelligence at Outpost24 🌐 | Uncovering Threat Actors & Malware |Pioneering Digital Risk Protection Innovation 🚀 | #CyberSecurity

KrakenLabs @KrakenLabs_Team

1K Followers 144 Following 🔍 KrakenLabs Team | Threat Intelligence at Outpost24 🌐 | Uncovering Threat Actors & Malware |Pioneering Digital Risk Protection Innovation 🚀 | #CyberSecurity

MalDev Academy @MalDevAcademy

20K Followers 8 Following Providing specialized, module-based security training and resources designed for cyber security professionals

Windows Internals expert, author, and trainer. Teaching system programming & debugging at TrainSec. Check out my books & courses! 🚀 #WindowsInternals #TrainSec

Pavel Yosifovich @zodiacon

16K Followers 917 Following Windows Internals expert, author, and trainer. Teaching system programming & debugging at TrainSec. Check out my books & courses! 🚀 #WindowsInternals #TrainSec

The DFIR Report @TheDFIRReport

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

Monitoring real time news and open source intelligence. Some analysis and comments. Inquiries & Business: press@osint613.com

Open Source Intel @Osint613

1.7M Followers 1K Following Monitoring real time news and open source intelligence. Some analysis and comments. Inquiries & Business: [email protected]

RE and More by Alexey Kleymenov (https://t.co/s1pWjL46AW). Private classes and group workshops in malware analysis and reverse engineering. #infosec #malware

Reverse Engineering a... @re_and_more

17K Followers 514 Following RE and More by Alexey Kleymenov (https://t.co/s1pWjL46AW). Private classes and group workshops in malware analysis and reverse engineering. #infosec #malware

Alexandre Borges @ale_sp_brazil

32K Followers 180 Following Exploit Developer and Vulnerability Researcher

NULL @NUL0x4C

10K Followers 412 Following Windows Malware Researcher | co-founder of https://t.co/1YRk2CEjaO

Author of MAoS - Malware Analysis on Steroids & Antivirus Bypass Techniques | Cybersecurity Researcher | Keynote Speaker | Co-Founder @TrainSec Academy

Uriel Kosayev @UrielKosayev

6K Followers 432 Following Author of MAoS - Malware Analysis on Steroids & Antivirus Bypass Techniques | Cybersecurity Researcher | Keynote Speaker | Co-Founder @TrainSec Academy

The leading provider of crowdsourced cybersecurity solutions purpose-built to secure the digitally connected world...Unleash Ingenuity™

bugcrowd @Bugcrowd

204K Followers 6K Following The leading provider of crowdsourced cybersecurity solutions purpose-built to secure the digitally connected world...Unleash Ingenuity™

Smukx.E @5mukx

26K Followers 216 Following Adversary Simulation & Malware Research Lead | Developing powerful softwares for Red Team Engagements | 0x15 Y/o

Exploit Database @ExploitDB

216K Followers 9 Following The Exploit Database – ultimate archive of #Exploits, #Shellcodes & Security #Papers/#eZines

PortSwigger Research @PortSwiggerRes

124K Followers 7 Following Web security research from the team at @PortSwigger

MITRE ATT&CK® - A knowledge base for describing the behavior of adversaries. Replying/Following/Re-tweeting ≠ endorsement. @ https://t.co/wt46ArkZVt

ATT&CK @MITREattack

119K Followers 514 Following MITRE ATT&CK® - A knowledge base for describing the behavior of adversaries. Replying/Following/Re-tweeting ≠ endorsement. @ https://t.co/wt46ArkZVt

DEF CON @defcon

449K Followers 3K Following Hacking Conference https://t.co/GhIrTjDOLO

TrendAI Zero Day Initiative™ (ZDI) is a program designed to reward security researchers for responsibly disclosing vulnerabilities.

TrendAI Zero Day Init... @thezdi

89K Followers 18 Following TrendAI Zero Day Initiative™ (ZDI) is a program designed to reward security researchers for responsibly disclosing vulnerabilities.

0xor0ne @0xor0ne

94K Followers 508 Following Cybersecurity | Reverse Engineering | Vulnerability Research | Embedded & Silicon Security | My Tweets, My Opinions :)

Alex Plaskett @alexjplaskett

14K Followers 593 Following Security Researcher | Pwn2Own 2018, 2021, 2022, 2024 | Posts about 0day, OS, mobile and embedded security.

avtokyo @avtokyo

3K Followers 58 Following Official AVTOKYO Twitter. AVTOKYO公式Twitterサイトです。

We make our community and cybersecurity world better. Organiser of VXCON & VXCTF; Village organiser in DEFCON/HITB; CTF player since 2010

VXCON @vxresearch

1K Followers 345 Following We make our community and cybersecurity world better. Organiser of VXCON & VXCTF; Village organiser in DEFCON/HITB; CTF player since 2010

Dohyun Lee @l33d0hyun

6K Followers 527 Following Just a game

Geopolitics Analyst | Patriot | Iran & Middle East Specialist | Tracking Tehran’s strategies & global shifts. Non state affiliated. DMs open for Inquiries.

Daily Iran News @DailyIranNews

563K Followers 10 Following Geopolitics Analyst | Patriot | Iran & Middle East Specialist | Tracking Tehran’s strategies & global shifts. Non state affiliated. DMs open for Inquiries.

The world’s most trusted source for crypto data & insights. Build with #CMC Tools: API, AI, and Agent Skills https://t.co/LThANdYgwt

CoinMarketCap @CoinMarketCap

7.1M Followers 597 Following The world’s most trusted source for crypto data & insights. Build with #CMC Tools: API, AI, and Agent Skills https://t.co/LThANdYgwt