Konstantinos (Kosta) Xynos
PhD. Computer Security & Forensics Consultant, Educator & Researcher. S/W and H/W hacking. @[email protected]
Twitter:@kxynos
https://kosta.xynos.eu
@it4sec.bsky.social
Cybersecurity & Technology Leader, Advisor, Hacker, Father. Today: Chief Hacker at EY IL ex-Mercedes-Benz, ex-IBM, ex-IDF. This is my personal account, no work stuff here. On Mastodon and X as well.
@redsiege.com
Penetration Testing, Purple Team, Red Team & Adversary Emulation. Let our Offense, Prepare your Defense. https://redsiege.com #weareoffensive
@timmedin.bsky.social
Kerberoast Guy • RedSiege CEO • Hater of Pants • Former SANS 560 Author, Senior Instructor • Packers owner • Work Req: http://redsiege.com/contact
@alengineered.bsky.social
YouTuber | Software Engineering | Career Advice Helping professionals achieve goals with a life engineered.
@meshtastic.org
Meshtastic is an open-source project enabling off-grid, decentralized communication using low-cost, low-power devices. Perfect for adventurers, makers, and communities looking for resilient mesh networks without having to rely on traditional infrastructure
@pr0z78.bsky.social
Hacking enthusiast. Trying to make the world a little better for all. MTB-fan and Diving Instructor.
@sagan.bsky.social
In the Memory of Astronomer, Researcher, Educator, Communicator, Advocate and Activist who taught us importance of understanding Science. We miss you Carl. Tribute account.
@ic3qu33n.bsky.social
reverse engineer | hacker | vx artist | malware witch | my artistic process is a daemon process. https://ic3qu33n.fyi
@pagedout.bsky.social
Paged Out! is a free magazine about programming, hacking, security hacking, retro computers, modern computers, electronics, demoscene, and other similar topics. Always accepting submissions of one-page articles.
@rwc.iacr.org
The official Real World Cryptography Bluesky feed. Follow us for news of upcoming events.
@candid.bsky.social
@MyLaocoon - Im a security geek. My tweets are my own. #Acronis - Orga of #Area41 #DC4131 - I break stuff, I have fun, I have fun breaking stuff ;
@1ns0mn1h4ck.bsky.social
Security conference and hacking contest founded and organized by @orangecyberch since 2008 in Lausanne, Switzerland.
@xenokovah.bsky.social
Interested in reverse engineering, firmware, bluetooth, trusted computing, and training. Founder of OpenSecurityTraining2 https://ost2.fyi
@merriam-webster.com
noun | a reference source containing words alphabetically arranged along with information about their forms, pronunciations, functions, and etymologies
@emmamstewart.bsky.social
Sometimes I do cool stuff to make electricity resilient. Most of the time I talk about puppies and bikes and shoes. Maybe also surviving cancer. The chiefiest of the scientists. Personal account. Ironman x 2, half IM x 15+, unretired endurance athlete
@tubetime.bsky.social
vintage computers, tubes, the MOnSter6502, cross-sectioned electronic parts, capacitors, and other detritus. coauthor of http://nostarch.com/open-circuits
@alt18f.bsky.social
Delivered effective, efficient, and secure digital services for the American people until we were forced to stop on March 1, 2025. Not an official government account. Reposts are not endorsements. Our new website: https://18f.org/ #AltGov
@emilyscartoons.bsky.social
Cartoonist & author Prints and comic booklets available here! 👉 http://emilyscartoons.myshopify.com
@cosic.bsky.social
COSIC provides a broad expertise in digital security and strives for innovative security solutions. COSIC is headed by Bart Preneel. https://www.esat.kuleuven.be/cosic/
@setiinstitute.bsky.social
Our mission is to lead humanity’s quest to understand the origins and prevalence of life and intelligence in the universe and share that knowledge.
@metasploit-r7.bsky.social
Official account of the Metasploit Project, part of the Rapid7 family. Mastodon: @[email protected] Slack: http://metasploit.com/slack
@cryptocat.me
Security Researcher 😈 Community Content @ intigriti 💜 Hackz @ https://youtube.com/@_CryptoCat Views are my own 🏳️🌈🇵🇸🇾🇪
@goretsky.bsky.social
@ESET Distinguished Researcher | alum of McAfee, Microsoft MVP, Tribal Voice, Zultys | Mod @Lenovo, @Neowin.Net, Scots Newsletter forums | Intel Insider Council | Repost ≠ endorse
@threatintel.microsoft.com
We are Microsoft's global network of security experts. Follow for security research and threat intelligence. https://aka.ms/threatintelblog
@bleepingcomputer.com
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!
@hdm.io
CEO and founder of runZero.com, previously the founder and lead developer of Metasploit, a CSO, a consultant, and the head of various security research teams. Contact info, presentations, and more at https://hdm.io/
@defcon.bsky.social
The world’s premier hacker conference. Serving the global hacker community since 1993. Defcon.org Forum.defcon.org Defcon.social
@siigil.bsky.social
Security Researcher @ Datadog. 🐶 Head in the (Azure) clouds. Sometimes blogging, always curious. Aim to be, rather than to seem. Blogs at https://kknowl.es.
@saelo.bsky.social
V8 Security technical lead. Previously Project Zero. Phrack author. Personal account.
@kostastsale.bsky.social
@thedfirreport.bsky.social | https://kostas.page | Opinions are mine only! 🇬🇷🇨🇦
@marcusjcarey.com
🔥 Hope Dealer | 🙃 Table Flipper | 🎨 Artist 🌟 Tribe of Hackers, US Navy, NSA, DIA, Builder 💀 Hacker | 🗣️ InfoSec, Coding, GenAI 💡 Simplifying tech, mentoring, building communities 📚 My new books >> Spot the Wolf & Hacker Inc. 🔑 Legacy > clout
@paulasadoorian.bsky.social
Founder of Security Weekly, Principal Security Evangelist at Eclypsium
@mc2x.bsky.social
Open Source Investigator @ Lighthouse Reports. Jack of all trades. She/her.
@hegel.bsky.social
Distinguished Threat Researcher, Research Lead @SentinelOne. Advisor with @ValidinLLC. https://tomhegel.com/blog.html
@hultquist.bsky.social
Mandiant Intelligence at Google. CYBERWARCON and SLEUTHCON founder. Johns Hopkins professor. Army vet.
@verovaleros.bsky.social
Woman. Hacker. Artist. Researcher at CTU in Prague. BlackHat Trainer. BlackHat Review Board. Making good things happen. Intelligence and Security Studies Master student at LJMU. Argentinean in Czechia.
@selenalarson.bsky.social
cyber, dogs, sports, memes. she/her. podcaster. "bluesky's humblest resident nailfluencer 💅" - Jerry my heart is in the west 🌵🌊
@stratosphereips.bsky.social
Researching at the intersection of Machine Learning, Cybersecurity and helping others. AI Center, Faculty of Electrical Engineering, Czech Technical University in Prague
@404media.co
it's a website (and a podcast, and a newsletter) about humans and technology, made by four journalists you might already know. like and subscribe: 404media.co
@mattburgess1.bsky.social
Security writer @wired.com Cybercrime, privacy, surveillance, and more. Signal: mattburgess.20 | Email: [email protected]
@albertatech.bsky.social
👩💻 Software eng 🤪 Creator of cringe tech videos 🥺 The funniest girl in us-east-1 beacons.ai/albertatech
@ericmigi.com
Inventor of things. Previously: cofounder Beeper.com, partner @ycombinator, founder @pebble
@newae.com
NewAE Technology is the designer of the ChipWhisperer open-source embedded security analysis platform.