@districtcon.bsky.social
A new DC hacker conference: Bringing together builders, breakers, and fixers to do cool shit. Jan. 24-25, 2026 districtcon.org
@mshelton.bsky.social
Digisec @freedom.press. Was that @mshelton guy on the other site. Mastodon: https://mastodon.social/@mshelton Digisec newsletter: https://freedom.press/newsletters
@geminiimatt.bsky.social
Hacker. Founder of , @cryptoharlem.bsky.social, counter-surveillance, safety, and security expert. Pushing back against inequality in all it's forms. Anti surveillance, trainer to all marginalized & oppressed people everywhere. (He/They)
@securescientist.eu
Dad, husband, cybercrime prof with a kink for attacker economics. Head of the Threat Analysis group @tue.nl. 🇳🇱 by profession, 🇮🇹 by nature, 🇪🇺 by conviction. Optimistic cynicism is my thing. Love most. 🌏🔗securescientist.eu
@obscure.bsky.social
I am angry, I am ill, and I am as ugly as sin. My irritability keeps me alive and kicking. I know the meaning of life, it doesn’t help me a bit. cDc Cultee
@thezdi.bsky.social
Trend Zero Day Initiative™ (ZDI) is a program designed to reward security researchers for responsibly disclosing vulnerabilities.
@shadowserver.bsky.social
Our mission is to make the Internet more secure by bringing to light vulnerabilities, malicious activity and emerging threats. Join our Alliance! https://shadowserver.org/partner
@ntkramer.bsky.social
Experienced InfoSec | Elder Millennial | 💼 @GreyNoiseIO | I ask 'why?' a lot | Pro Oxford Comma | Fix it! | He/Him | #BLM | Views are my own. https://linktr.ee/glennthorpe
@ionescu.bsky.social
Windows Internals Author, Developer, Reverse Engineer, Security Researcher, Speaker, Trainer, and most recently Nation State Hacker. Core OS Platform Developer at Apple, Hyper-V Vendor at Microsoft, Chief Architect at CrowdStrike and now Director at CSE.
@jags.bsky.social
Executive Director for Intelligence and Security Research @ SentinelOne. Distinguished Fellow and Adj Professor @ Hopkins SAIS Alperovitch Institute. Three Buddy Problem Co-Host. LABScon Founder, Cyber Paleontologist, Fourth-Party Collector.
@securitylabs.datadoghq.com
Read our Security Labs blog: https://securitylabs.datadoghq.com Subscribe to our monthly newsletter: https://securitylabs.datadoghq.com/newsletters/
@mastering-burp.agarri.fr
Tips and tricks for Burp Suite Pro 🛠️ Not affiliated with @portswigger.net ©️ Managed by @agarri.fr 🇫🇷 Additional free resources 🎁 http://hackademy.agarri.fr/freebies
@portswigger.net
We are a leading provider of software and learning on web security. We make Burp Suite and the Web Security Academy.
@owaspottawa.bsky.social
The OWASP Chapter for Canada's Capital region. https://owasp.org/ottawa/ Join us for monthly meetups discussing a variety of security topics.
@owasplondon.bsky.social
#OWASP London Chapter Follow us on X/Facebook/Meetup/Eventbrite/LinkedIN/YouTube. Mastodon: https://infosec.exchange/@owasplondon 🌐 Webpage: https://owasp.org/london 👋 Meetup: https://meetup.com/OWASP-London 📺 YouTube: https://youtube.com/OWASPLondon
@owasp-juice.shop
Probably the most modern and sophisticated insecure web application. Only we offer a 100% @owasp.org Top Ten incompliance guarantee! Skeets by @bkimminich.bsky.social
@owasp.org
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
@limacharlie.io
Security tools and infrastructure on-demand. Use LimaCharlie to automate and manage security operations at scale.
@taltechtreks.com
Security Researcher | Blog writer | Hacker | DEFCON speaker | Gamer | Silly stuff lover. https://taltechtreks.com/
@darkmatter.bsky.social
Hacker by day... and night #WiFiCactus | #WiFiKraken apexstorage.com
@defcon.bsky.social
The world’s premier hacker conference. Serving the global hacker community since 1993. Defcon.org Forum.defcon.org Defcon.social
@citizenlab.ca
Research and development at the intersection of cyberspace, global security, and human rights. Based at Munk School of Global Affairs & Public Policy, University of Toronto.
@lawfaremedia.org
Straight-shooting information and analysis at the intersection of national security, law, and policy. Support Lawfare at https://www.lawfaremedia.org/support
@interpol.int
Connecting police & catching criminals in 196 countries for more than a century. 🕵️ Follow our success stories here. 👮♂️🚔👮♀️ ✍️ Report crimes to your local police.
@eff.org
We're the Electronic Frontier Foundation. We're a nonprofit that fights for your privacy and free speech online. Find all of EFF's social media accounts at https://eff.org/social. https://eff.org
@spicywasabi.bsky.social
InfoSec, Embedded Hardware Research, CTF Winner, WRCCDC Organizaer, CPTC Organizer, and DefCon Speaker
@mosesrenegade.bsky.social
Hackerman. You can find out about me here. https://linktr.ee/mosesrenegade
@stacksmashing.bsky.social
Security researcher with a focus on hardware & firmware. I occasionally publish stuff on YouTube. Co-founder of hextree.io. Contact: contact@stacksmashing.net
@secshoggoth.bsky.social
Incident Response, Forensics, Malware Analysis, Reverse Engineering, Cyber Security, RPG, Geek, Nerd, #DFIR Opinions are my own and not those of my employer.
@abrignoni.com
🤓 Digital forensics nerd. 🌹 Mobile forensics is my passion. 💡 Opinions are mine and subject to change. 🎙️ Co-host of The Digital Forensics Now Podcast 👤 He/Him 🔗 linqapp.com/abrignoni
@adafruit.com
Engineer - Founder of Adafruit - Brooklyn, NY USA - Manufacturer, open-source hardware, certified Minority and Woman-owned Business Enterprise (M/WBE) https://adafruit.com - support https://forums.adafruit.com & order/customer help support@adafruit.com
@infosec-nick.bsky.social
Head of Outreach at Cisco Talos. These are my views not my employers. @infosec_nick on the other site.
@adamparkr.bsky.social
OSINT Editor at Sky News. Sourcing, verifying and investigating. Part of the Data+Forensics unit. Often found in the mountains.
@northvein.bsky.social
Hacker in corpo infosec | Detection & Response | Vulnerability Management | Security Architecture
@vickyjo.bsky.social
Insomniac security & tech geek. Lancashire lass in The Netherlands, via Brighton, London, and Switzerland. Tweeting in a personal capacity.
@hackerfantastic.bsky.social
Co-Founder https://hacker.house cyber security assurance & hacker training ~ ISBN9781119561453 ~ a book on professional hacking. Contact for competitive quotes on cyber security projects.
@tomquinn.bsky.social
Number cruncher. Story teller. Coalition builder. Vision setter. MD at Springmount Advisory. Working to build a better future and drive emissions down as fast as possible. #climate #energy #economy #IntRel Posting from Dja Dja Wurrung Country
@timfsbrown.bsky.social
Journalism dude for @Oregonian / OregonLive. Frenchman. Internet veteran. Hub City made me.
@mattdf.bsky.social
software engineer, vuln finder // into machine learning, formal methods, cryptography, pure maths, finance, game theory // links/contact: https://mattdf.com // twitter: @matthewdif
@happygeek.bsky.social
Veteran cybersecurity journalist and hacker, senior contributor at Forbes.com, contributing editor PC Pro.
@doclm.bsky.social
Bridging the gap between dev and ops. Interested in networking, cloud and distributed systems.
@esolitos.com
@emacymru.bsky.social
infosec minion, i like to break things, thousands questions and few answers