Justin @_justinsecurity

Joined March 2026

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Angel💕 @Xel7981

6 Followers 2K Following Feel free to DM, don't be boring ✨

Red Team Leaders Founder | Building AI Offensive Security Agents | Offensive Harness Development | Artificial Intelligence | Yen Language | History of Hackers

Joas Antonio @C0d3Cr4zy

MG193_7 @MGAldys4

1K Followers 439 Following Github:https://t.co/7BFcilXjbI BlackHat Asia 2024/2026, BlackHat Europe 2026, ACM CCS 2026 Mobile Security

🇪🇪🏳️‍⚧️ | Archivist | 13 CVEs in Chrome | CSS sophomore | MapartCraft | Puppy | Horse | rebane2001#3716 | Lyra (she/it) 🦊

@rebane2001@infosec.exchange

Rebane @rebane2001

Hacker | Hall of Fame: Google, Apple, X, NASA | BlackHat x1 | CVE ×4 | HTB SME (Guru) | BC: P1 warrior | Featured in NASA’s IT Talk | OSCP+ | Consultant at EY

7h3h4ckv157 @7h3h4ckv157

keto @Keettoou

105 Followers 3 Following pwner @CyKorKU

Joseph Ravichandran @0xjprx

5K Followers 543 Following PhD Student studying Microarchitectural Security @MIT

cra0 @cra0_net

1K Followers 274 Following Software Engineer & Security Researcher

herrcore @herrcore

16K Followers 530 Following UnpacMe | OALABS

i make computer do bad
🧙 security researcher
📺 1M+ youtube
prev: fuzzers & hypervisors @microsoft

Business: ed@lowlevel.tv

Low Level @LowLevelTweets

58K Followers 2K Following i make computer do bad 🧙 security researcher 📺 1M+ youtube prev: fuzzers & hypervisors @microsoft Business: [email protected]

Tom Ritter @TomRittervg

3K Followers 391 Following Firefox Security. Also: Exploits, Mitigations, Crypto, Privacy, Pseudonymity & Anonymity, Tor https://t.co/77PxWQYyJV

Aidan Khoury @aidankhoury

2K Followers 168 Following

RBTree @RBTree_

2K Followers 467 Following Rev & Crypto | Work @zellic_io | Former CTF Player @pb_ctf | DEF CON CTF 2017-2025 Finalist, 2026 Winner

Alex Cui @alexcdot

4K Followers 486 Following Find me at EMNLP Oct 25-29 | Co-founder @GPTZeroAI

IDontCode @_xeroxz

5K Followers 572 Following Cofounder @aftermath_labs building https://t.co/tlnjvFiuVI & https://t.co/trzOyWYaM5

DbgMan ^_^ @0XDbgMan

2K Followers 183 Following Debugging stuff :)

Zion Leonahenahe Basq... @mahal0z

3K Followers 284 Following Native Hawaiian Hacker | Prev Co-captain of @Shellphish | Assistant Professor at University of Georgia |

We're an AI safety and research company that builds reliable, interpretable, and steerable AI systems. Talk to our AI assistant @claudeai on https://t.co/FhDI3KQh0n.

Anthropic @AnthropicAI

1.8M Followers 2 Following We're an AI safety and research company that builds reliable, interpretable, and steerable AI systems. Talk to our AI assistant @claudeai on https://t.co/FhDI3KQh0n.

watti @n3c1k

1K Followers 193 Following Battle data science and automation for professional Counter-Strike

pwnerblu @pwnerblu

2K Followers 15 Following I sometimes mess around with iOS stuff™ usbliter8 tether downgrade is available at https://t.co/3B43bknkIH 16 | he/him/his

Biggest moron on the platform (probably). iOS Jailbreaking stuff. Openly Autistic.

Not a security researcher or developer.

Side Account: @MasterOfMike88

Michael @MasterMike88

11K Followers 1K Following Biggest moron on the platform (probably). iOS Jailbreaking stuff. Openly Autistic. Not a security researcher or developer. Side Account: @MasterOfMike88

Security Software Engineer — Windows vuln research & exploits | Reverse Engineer, Obfuscation & De-Obfuscation Practitioner & Compilers Backend 👾🥤

x86byte @x86byte

958 Followers 707 Following Security Software Engineer — Windows vuln research & exploits | Reverse Engineer, Obfuscation & De-Obfuscation Practitioner & Compilers Backend 👾🥤

KY0LO. Recovering hackademic. He/Him.

On Bluesky as https://t.co/WdQ4ecJPYr

Backup in case everything goes to shit: @supersat@defcon.social

Karl (RIP ) @supersat

5K Followers 4K Following KY0LO. Recovering hackademic. He/Him. On Bluesky as https://t.co/WdQ4ecJPYr Backup in case everything goes to shit: @[email protected]

Alisa Liu @alisawuffles

21K Followers 381 Following research @openai | PhD @uwcse @uwnlp

OS Dev @OSdev_

5K Followers 1K Following Senior Engineer @Qualcomm What makes a system well-engineered?

Senior Attack Engineer @Horizon3ai | @USMC Veteran | @USNavy Veteran | @KelleySchool ‘27 | @GeorgiaTech ‘25 | @NavalAcademy ‘19 | Tweets are my own

Steve S. @0xTriboulet

Analyst and Qc/MTK/Exynos/Unisoc/Kirin chipset pwner (aka RevSkills). Reverse Engineer/Coder/Maker. 3D Print and SDR enthusiast. New Technology. Bot-Hater.

Bjoern Kerler @viperbjk

3K Followers 568 Following Analyst and Qc/MTK/Exynos/Unisoc/Kirin chipset pwner (aka RevSkills). Reverse Engineer/Coder/Maker. 3D Print and SDR enthusiast. New Technology. Bot-Hater.

vx-underground @vxunderground

456K Followers 387 Following The largest collection of malware source code, samples, and papers on the internet. Password: infected

Meow.

CA: 7qLou7Ng4fHK5wKRxu99kCw4PgJMJDcgjrBm5CCDpump
0x50 Bugchecks make me happy.
VR, Kernel Exploits, Firmware Feline.

Proverbs 20:17

_SiCk @encrypted_past

5K Followers 517 Following Meow. CA: 7qLou7Ng4fHK5wKRxu99kCw4PgJMJDcgjrBm5CCDpump 0x50 Bugchecks make me happy. VR, Kernel Exploits, Firmware Feline. Proverbs 20:17

Corelan | Infosec Researcher&Trainer, Hacker | Outgoing Introvert (INFJ-A) | Book lover | Fountain pen affictionado | Chess amateur | Foodie | 🖤

ς๏гєɭคภς0�... @corelanc0d3r

Chief Technical Innovation Officer @crowdstrike. Windows Internals author and trainer. He/Him. RTs are not endorsements, opinions are my own.

Alex Ionescu @aionescu

48K Followers 2K Following Chief Technical Innovation Officer @crowdstrike. Windows Internals author and trainer. He/Him. RTs are not endorsements, opinions are my own.

Curating security, exploit & vulnerability research, tools & free resources | Reverse engineering | Malware | Threat intel | Red/Blue Team | AI | Game Hacking.

cr3ghost @cr3ghost

Christopher | 🇺�... @d4rkshell

Eric Parker @EricParker

11K Followers 3K Following 202k Tech / Cybersecurity YouTuber. PHD in vibe coding Security Researcher, Reverse Engineer

GuidedHacking @GuidedHacking

59K Followers 418 Following Reverse Engineering & Game Hacking Courses @ https://t.co/Dl5ED4o7YS

Co-founder and CTO at @huggingface 🤗. ML/AI for everyone, building products to propel communities fwd. @Stanford + @Polytechnique

Julien Chaumond @julien_c

90K Followers 1K Following Co-founder and CTO at @huggingface 🤗. ML/AI for everyone, building products to propel communities fwd. @Stanford + @Polytechnique

Nobel Laureate. Co-Founder & Chair @GoogleDeepMind; Chief Scientist of Alphabet. Founder & CEO @IsomorphicLabs. Building the future...

Demis Hassabis @demishassabis

2.0M Followers 179 Following Nobel Laureate. Co-Founder & Chair @GoogleDeepMind; Chief Scientist of Alphabet. Founder & CEO @IsomorphicLabs. Building the future...

Iasonas @verd1c_

403 Followers 332 Following reversing / anti-cheats / obfuscation, CTF with @0tolerance_ctf

Eyal Sela @eyalsela

3K Followers 457 Following Director of Threat Intelligence at Gambit Security. Signal: eyalsela.10 , Keybase: eyals

Trying to make internet a safer place for everyone. Unzipping IPAs @ https://t.co/ATg0ANlDP7. Pentest Lead @Hacker0x01. Helping businesses @ https://t.co/eTR0t82712

Bhavuk Jain @bhavukjain1

14K Followers 625 Following Trying to make internet a safer place for everyone. Unzipping IPAs @ https://t.co/ATg0ANlDP7. Pentest Lead @Hacker0x01. Helping businesses @ https://t.co/eTR0t82712

Senior Security Research Engineer @elastic | Opinions are my own | Rust | Ex-Red Team | Security & Systems Dev | https://t.co/QIih2B7vya https://t.co/VC3xsm0Wvq

flux @0xfluxsec

Abdelhamid Naceri @MSNightmare2000

20K Followers 624 Following I love Microsoft.

Company behind the world-renowned #corelan exploit dev classes, by @corelanc0d3r. IT & Infosec consulting & training company.

Corelan Consulting & ... @corelanconsult

2K Followers 12 Following Company behind the world-renowned #corelan exploit dev classes, by @corelanc0d3r. IT & Infosec consulting & training company.

Project Zero Bugs @ProjectZeroBugs

38K Followers 0 Following A bot that posts the latest blog posts and disclosures from Google's Project Zero

Dr, apparently. Security Adovcate @semgrep & Hacker. #BugBounty hunter & #infosec YouTuber. APIs & Interlinked OffSec, PhD in AI+Sec @hacknotcrime. she/her

Katie Paxton-Fear @InsiderPhD

100K Followers 2K Following Dr, apparently. Security Adovcate @semgrep & Hacker. #BugBounty hunter & #infosec YouTuber. APIs & Interlinked OffSec, PhD in AI+Sec @hacknotcrime. she/her

Creator @datasetteproj, co-creator Django. PSF board. Hangs out with @natbat. He/Him. Mastodon: https://t.co/t0MrmnJW0K Bsky: https://t.co/OnWIyhX4CH

Simon Willison @simonw

245K Followers 6K Following Creator @datasetteproj, co-creator Django. PSF board. Hangs out with @natbat. He/Him. Mastodon: https://t.co/t0MrmnJW0K Bsky: https://t.co/OnWIyhX4CH

ippsec @ippsec

125K Followers 373 Following

0xor0ne @0xor0ne

95K Followers 507 Following Cybersecurity | Reverse Engineering | Vulnerability Research | Embedded & Silicon Security | My Tweets, My Opinions :)

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

227K 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

Don’t just learn tools and payloads. Learn why vulnerabilities exist. Hands-on web hacking, security code review, and real-world CVE labs.

PentesterLab @PentesterLab

210K Followers 0 Following Don’t just learn tools and payloads. Learn why vulnerabilities exist. Hands-on web hacking, security code review, and real-world CVE labs.