Crystal Crew @CrystalCrew

. Joined June 2009

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#Threat Intelligence, #OSINT, #Phishing specialist and Incident Response analyst at @Sivotis. All opinions expressed here are mine only.

c0n1c @c0n1c

408 Followers 1K Following #Threat Intelligence, #OSINT, #Phishing specialist and Incident Response analyst at @Sivotis. All opinions expressed here are mine only.

Kimberly Reep @moccabutte30375

89 Followers 856 Following

vx-underground @vxunderground

446K Followers 373 Following The largest collection of malware source code, samples, and papers on the internet. Password: infected

The Botnet and Malware Ecosystems Fighting Conference
13th ed - Workshops & Conference 14-17 Apr 2026 in Reims, FR
Follow us: https://t.co/FOofLsGZMD

Botconf @Botconf

4K Followers 1K Following The Botnet and Malware Ecosystems Fighting Conference 13th ed - Workshops & Conference 14-17 Apr 2026 in Reims, FR Follow us: https://t.co/FOofLsGZMD

KoreLogic @CrackMeIfYouCan

4K Followers 495 Following KoreLogic's password cracking contest at DEF CON Contest updates here: https://t.co/WX5clX3RCM

The #1 trusted source for cybersecurity news, insights, and analysis — built for defenders and trusted by decision-makers.

The Hacker News @TheHackersNews

2.3M Followers 2K Following The #1 trusted source for cybersecurity news, insights, and analysis — built for defenders and trusted by decision-makers.

owner of https://t.co/PVTlUZSWgE and temari.fr - Security/Malware researcher, ethical carder, ex-treasurer of @Hack_Gyver and Temari fan ♥ #DIY #Electronic

Xylitol @Xylit0l

24K Followers 2K Following owner of https://t.co/PVTlUZSWgE and temari.fr - Security/Malware researcher, ethical carder, ex-treasurer of @Hack_Gyver and Temari fan ♥ #DIY #Electronic

30-something Butch into collecting surplus military gear and radios, Cold War autist, Opinions my own. Don't give a shit. MDNI

Hag of NORTHAG @tacticalmaid

3K Followers 2K Following 30-something Butch into collecting surplus military gear and radios, Cold War autist, Opinions my own. Don't give a shit. MDNI

DEF CON @defcon

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

Offensive Security / AI @Umbriel_AI. Ex-AI RT and OffSec at NVIDIA, RT lead @ Meta. Ex-Principal Consultant and Researcher @ NCC Group/iSEC Partners. Neg9//CTF.

Aaron Grattafiori @dyn___

6K Followers 3K Following Offensive Security / AI @Umbriel_AI. Ex-AI RT and OffSec at NVIDIA, RT lead @ Meta. Ex-Principal Consultant and Researcher @ NCC Group/iSEC Partners. Neg9//CTF.

Senior #Cybersecurity, #Privacy Reporter For @TheHackersNews | Got Tips? Contact me: swati@thehackernews.com

Swati Khandelwal @Swati_THN

26K Followers 871 Following Senior #Cybersecurity, #Privacy Reporter For @TheHackersNews | Got Tips? Contact me: [email protected]

https://t.co/gcKpmu4uDC and founder of https://t.co/gtByUmxdpc. I still sniff your Bluetooth. @mikeryan@infosec.exchange

Mike Ryan @mpeg4codec

2K Followers 149 Following https://t.co/gcKpmu4uDC and founder of https://t.co/gtByUmxdpc. I still sniff your Bluetooth. @[email protected]

i LOVE my fiance&KayKay's MOMMY-Sara Emily Dalton 6039488779, PROUD Daddy2 OUR Princess Mikayla Ava McTear! Ur mommy LOVES u-DON'T BELIEVE THE LIES THEY TELL U!

I-LOVE_MikaylaAva-MyA... @JustAnotherNode

1K Followers 517 Following i LOVE my fiance&KayKay's MOMMY-Sara Emily Dalton 6039488779, PROUD Daddy2 OUR Princess Mikayla Ava McTear! Ur mommy LOVES u-DON'T BELIEVE THE LIES THEY TELL U!

BinarySec -Official- @RealBinarySec

5K Followers 308 Following #Anonymous #BinarySec #OpISIS #OpKKK #OpSerenaShim #OpRussia The War Is On.

Our mission is to limit and destroy on line extremism in all shapes.
To participate in the cause please report the targets sent from our accounts.

CtrlSec @CtrlSec

22K Followers 19K Following Our mission is to limit and destroy on line extremism in all shapes. To participate in the cause please report the targets sent from our accounts.

BlackCypher @BlackCypher

157 Followers 106 Following Bitchslapping Servers Worldwide. #RoninWolves #LevelTwo #opDDosIsis Si vis pacem, para bellum.

#DDoS God |#opISIS | Want to #tangodown? Buy https://t.co/zLyHnUU5IU | https://t.co/5BOQrP07nb | https://t.co/cSKZVxofpg | https://t.co/l3QnMJ35hB

bangstress @AR_Talents

Silently sabotaging terrorist's chances. Working in the section. @CtrlSec
Saboteur de terroristes. @CtrlSec_FR
#DaeshOFF

Nage @NageAnon

1K Followers 583 Following Silently sabotaging terrorist's chances. Working in the section. @CtrlSec Saboteur de terroristes. @CtrlSec_FR #DaeshOFF

Ghost Security Group™ is a counterterrorism organization that combats extremism on the digital front lines using the internet as a weapon.

Ghost Security Group�... @GhostSecGroup

16K Followers 554 Following Ghost Security Group™ is a counterterrorism organization that combats extremism on the digital front lines using the internet as a weapon.

WauchulaGhost 👻 @WauchulaGhost

15K Followers 1K Following The Ghost Of No Nation. #Hacker #TheVoice #Patriot #JackedByAGhost #GhostOfNoNation #OGGhostSec #Activist

AntiSecITA @AntiSec_ITA

34K Followers 1 Following AntiSecITALIA Rinasce più forte di prima

Tigzy 🎯🕵️‍�... @TigzyRK

4K Followers 231 Following Malware analyst | C/C++/python | Crushing #Ransomware at @Malwarebytes | Owner of @AdliceSoftware. All tweets are my own.

Programmer, #malware analyst. Author of #PEbear, #PEsieve, #TinyTracer. Private account. All opinions expressed here are mine only (not of my employer etc)

hasherezade @hasherezade

91K Followers 966 Following Programmer, #malware analyst. Author of #PEbear, #PEsieve, #TinyTracer. Private account. All opinions expressed here are mine only (not of my employer etc)

SwiftOnSecurity @SwiftOnSecurity

415K Followers 9K Following computer security person. former helpdesk.

Lenny Zeltser @lennyzeltser

50K Followers 2K Following Builder of security products and programs. Teacher of those who run them.

VirusTotal @virustotal

33K Followers 0 Following Crowdsourced Security Intelligence

New CISO of Black Spire Outpost, dealing with all manner of rogues, scoundrels, smugglers, and outlaws of the Outer Rim. And tourists. Tons of tourists.

CISO - Black Spire Ou... @BelchSpeak

2K Followers 665 Following New CISO of Black Spire Outpost, dealing with all manner of rogues, scoundrels, smugglers, and outlaws of the Outer Rim. And tourists. Tons of tourists.

Michael Coppola @mncoppola

3K Followers 627 Following Vulnerability researcher @catalystsec

First Private CERT in Europe. Tweets are about vulnerability and cyber threats. Corporate account: @OrangeCyberDef / @OrangeCyberFR GPG KeyID: 0xBD54B276

CERT Orange Cyberdefe... @CERTCyberdef

10K Followers 433 Following First Private CERT in Europe. Tweets are about vulnerability and cyber threats. Corporate account: @OrangeCyberDef / @OrangeCyberFR GPG KeyID: 0xBD54B276

Hybrid Analysis @HybridAnalysis

11K Followers 0 Following Automated Malware Analysis

REMnux® is a free Linux toolkit for reverse-engineering and analyzing malware. Follow this account, managed by @lennyzeltser, for #REMnux updates and news.

REMnux @REMnux

6K Followers 1 Following REMnux® is a free Linux toolkit for reverse-engineering and analyzing malware. Follow this account, managed by @lennyzeltser, for #REMnux updates and news.

James @James_inthe_box

22K Followers 470 Following

Hacker News Network @ThisIsHNN

46K Followers 304 Following The Hacker News Network

Robert Graham @robertgraham

69K Followers 2K Following Created (BlackICE,IPS,sidejacking,masscan). Doing (blog,code,cyber-rights,Internet-scanning). Macrodata refiner.

malc0de @malc0de

12K Followers 312 Following Owner of https://t.co/tokoVVgBZ1 an updated database of domains hosting malicious executables.

Security Obscurity @SecObscurity

2K Followers 591 Following Security lover with a blog and a youtube channel https://t.co/N98rjIS6O6.

PastebinLeaks @PastebinLeaks

9K Followers 6 Following Discovering leaks on Pastebin, web attacks, passwords, and so on

End-to-end Cybersecurity consulting team leading the industry, supporting organizations, and giving back. #Hacktheplanet
Blogs, news, webinars, and tools!

TrustedSec @TrustedSec

79K Followers 762 Following End-to-end Cybersecurity consulting team leading the industry, supporting organizations, and giving back. #Hacktheplanet Blogs, news, webinars, and tools!

OrdinalExport @OrdinalExport

12K Followers 602 Following

One man scorned and covered with scars still strove with his last ounce of courage to reach unreachable stars; and the world will be better for this. #BinarySec

Z๏mbie Gh๏st @Z0mbieGh0st

2K Followers 2K Following One man scorned and covered with scars still strove with his last ounce of courage to reach unreachable stars; and the world will be better for this. #BinarySec

🅰🅳🅼 @securityfreax

4K Followers 795 Following CSIRT lead

Lord of Loaders at @Volexity | Mastodon account: 🐘 @r00tbsd@infosec.exchange | Bsky @r00tbsd.bsky.social

Paul Rascagnères @r00tbsd

16K Followers 2K Following Lord of Loaders at @Volexity | Mastodon account: 🐘 @[email protected] | Bsky @r00tbsd.bsky.social

OWN @own_fr

2K Followers 130 Following Threat intelligence driven #cybersecurity. #Audit #Consulting #CTI #CERT #SOC

MalwareHunterTeam @malwrhunterteam

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

Twitter is where french public services live, so this account is mostly there to talk/complain to them. Use masto for more interesting content.

Raphaël Vinot - @raf... @rafi0t

2K Followers 847 Following Twitter is where french public services live, so this account is mostly there to talk/complain to them. Use masto for more interesting content.

RPISEC @RPISEC

4K Followers 78 Following RPI Computer Security Club

Nicolas Krassas @Dinosn

160K Followers 785 Following Head of Threat & Vulnerability Mgmt @ Henkel AG & Co. KGaA https://t.co/NC1orlKZLB Posting content that I find interesting.

Designing cryptography (deployed now: X25519, Ed25519, ChaCha20, sntrup, Classic McEliece) to proactively reduce risks. Coined phrase

Daniel J. Bernstein @hashbreaker

24K Followers 31 Following Designing cryptography (deployed now: X25519, Ed25519, ChaCha20, sntrup, Classic McEliece) to proactively reduce risks. Coined phrase "post-quantum" in 2003.

Waging algorithmic warfare since 2003. Engineer, Researcher. Non-Resident Research Fellow @CSETGeorgetown CyberAI

chrisrohlf @chrisrohlf

12K Followers 940 Following Waging algorithmic warfare since 2003. Engineer, Researcher. Non-Resident Research Fellow @CSETGeorgetown CyberAI

Peter Kruse is a cybersecurity researcher. Co-founder of CSIS Security Group, Kruse Industries, SIE-Europe & Heimdal. CARO member. Back as a Malware analyst.

Peter Kruse | Cybercr... @peterkruse

13K Followers 842 Following Peter Kruse is a cybersecurity researcher. Co-founder of CSIS Security Group, Kruse Industries, SIE-Europe & Heimdal. CARO member. Back as a Malware analyst.