Ir0nShell @Ir0nShell_

Joined June 2025

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Official account of WSTG, the most comprehensive open source guide for testing web apps and services since 2004. That's right, I was around before Twitter.

OWASP Web Security Te... @owasp_wstg

4K Followers 63 Following Official account of WSTG, the most comprehensive open source guide for testing web apps and services since 2004. That's right, I was around before Twitter.

Official account for the OWASP Application Security Verification Standard (ASVS) project.

Contribute on GitHub: https://t.co/QKpX4RG2xC

OWASP ASVS Project @OWASP_ASVS

2K Followers 45 Following Official account for the OWASP Application Security Verification Standard (ASVS) project. Contribute on GitHub: https://t.co/QKpX4RG2xC

We improve the security of apps with community-led open source projects, 260 local chapters, and tens of thousands of members worldwide. Famous for OWASP Top 10

OWASP® Foundation @owasp

213K Followers 532 Following We improve the security of apps with community-led open source projects, 260 local chapters, and tens of thousands of members worldwide. Famous for OWASP Top 10

STÖK ✌️ @stokfredrik

135K Followers 1K Following Hi.. im that hacker / creative that your friends told you about., 💫🔮

HackingHub @hackinghub_io

9K Followers 12 Following Educating the next generation of ethical hackers.

Cofounder @hackinghub_io | Advisor @CaidoIO. I hack companies and make content about it. #NahamCon organizer. ex @hacker0x01🇮🇷

Ben Sadeghipour @NahamSec

233K Followers 1K Following Cofounder @hackinghub_io | Advisor @CaidoIO. I hack companies and make content about it. #NahamCon organizer. ex @hacker0x01🇮🇷

This is the official feed for the Fedora Project, a global free software community sponsored by @RedHat. Find us on Mastodon: @fedora@fosstodon.org

Fedora Project (@fedo... @fedora

183K Followers 254 Following This is the official feed for the Fedora Project, a global free software community sponsored by @RedHat. Find us on Mastodon: @[email protected]

Ambassade d'Israël e... @IsraelenFrance

59K Followers 742 Following 🇮🇱🇫🇷 Compte officiel de l'Ambassade d’Israël en France #BringThemHomeNOW

Content coming out daily - follow to stay informed!
Cyber Security Contractor | Cyber Intel Analyst | MDR Threat Hunter | https://t.co/kTgteDv8g3

OperatorXoR @Operator7771337

104 Followers 32 Following Content coming out daily - follow to stay informed! Cyber Security Contractor | Cyber Intel Analyst | MDR Threat Hunter | https://t.co/kTgteDv8g3

Links related to Linux kernel security and exploitation.
Maintained by @andreyknvl and @a13xp0p0v.
Also on https://t.co/GVE11dpBb8 and https://t.co/YpxPWXnA6Z.

Linux Kernel Security @linkersec

9K Followers 0 Following Links related to Linux kernel security and exploitation. Maintained by @andreyknvl and @a13xp0p0v. Also on https://t.co/GVE11dpBb8 and https://t.co/YpxPWXnA6Z.

Suraj @PwnFunction

42K Followers 739 Following building @concave_dev, alt @matmul

Web Security Academy @WebSecAcademy

130K Followers 36 Following Free web security training from @PortSwigger

vx-underground @vxunderground

368K Followers 290 Following The largest collection of malware source code, samples, and papers on the internet. Password: infected

Breaking cybersecurity and technology news, guides, and tutorials that help you get the most from your computer. DMs are open, so send us those tips!

BleepingComputer @BleepinComputer

240K Followers 200 Following Breaking cybersecurity and technology news, guides, and tutorials that help you get the most from your computer. DMs are open, so send us those tips!

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

The Hacker News @TheHackersNews

932K Followers 2K Following The #1 trusted source for cybersecurity news, insights, and analysis — built for defenders and trusted by decision-makers.

Shadow Chaser Group is a sub-group of the GcowSec team which consists of college students who love it.Shadow Chaser Group focused on APT hunt and analysis

Shadow Chaser Group @ShadowChasing1

11K Followers 568 Following Shadow Chaser Group is a sub-group of the GcowSec team which consists of college students who love it.Shadow Chaser Group focused on APT hunt and analysis

One of the most widely read and trusted cybersecurity news sites, providing IT security professionals informed insights into the latest news and trends.

Dark Reading @DarkReading

342K Followers 48 Following One of the most widely read and trusted cybersecurity news sites, providing IT security professionals informed insights into the latest news and trends.

Jenish Sojitra @_jensec

22K Followers 533 Following $2M in Bug Bounties. Creator of https://t.co/Sbnrie1LXH Security @Exodus

We are the Microsoft Security Response Center. To report security vulnerabilities or abuse in Microsoft products, visit https://t.co/kxEbdfMny1.

Microsoft Security Re... @msftsecresponse

145K Followers 215 Following We are the Microsoft Security Response Center. To report security vulnerabilities or abuse in Microsoft products, visit https://t.co/kxEbdfMny1.

Web security news and views. The latest on bug bounty programs, technical research, hacking tools, and more. DMs open for tips.

The Daily Swig @DailySwig

11K Followers 393 Following Web security news and views. The latest on bug bounty programs, technical research, hacking tools, and more. DMs open for tips.

#1 Cyber Performance Center, providing a human-first platform to create and maintain high-performing cybersecurity individuals and organizations.

Hack The Box @hackthebox_eu

229K Followers 229 Following #1 Cyber Performance Center, providing a human-first platform to create and maintain high-performing cybersecurity individuals and organizations.

TCM Security @TCMSecurity

207K Followers 360 Following Come learn to hack at TCM Security Academy! Veteran owned. Quality results.

Intigriti @intigriti

193K Followers 658 Following Bug bounty & VDP platform trusted by the world’s largest organisations! 🌍

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

bugcrowd @Bugcrowd

187K Followers 6K Following The leading provider of crowdsourced cybersecurity solutions purpose-built to secure the digitally connected world...Unleash Ingenuity™

The only official HackerOne Twitter account.

A global leader in offensive security solutions. #HackForGood #togetherwehitharder

HackerOne @Hacker0x01

324K Followers 3K Following The only official HackerOne Twitter account. A global leader in offensive security solutions. #HackForGood #togetherwehitharder