DC resident and cybersecurity writer, analyst, book author, publisher. https://metacurity.com/ https://cyberriskbook.com/
https://www.csoonline.com/profile/cynthia-brumfield/ https://infosec.exchange/@metacurity
Send tips to Cynthia.507 via Signal.
Your Only Source For Professional Dog Ratings
nonprofit: @15outof10.org ❤️🩹
links.weratedogs.com
Sec Conferences brings together cybersecurity professionals, thought leaders, and innovators through premier InfoSec events like Hack Space Con and Hack Red Con. Dedicated to fostering collaboration, and advancing knowledge.
Dog butler to Indy, Darby, & Kell. Former USMC 0341. Chicago Tavern style. You may know me from years of MSFT. Or not. Was @nerdpyle before the bad times. Eat shït, nazis
I write about the strange side of AI at aiweirdness.com
Also a laser scientist.
She/her. Colorado, USA
Ken White, criminal defense attorney and First Amendment litigator. Co-host of Serious Trouble podcast and writer at The Popehat Report. Opinions here are my own. Decent people fight evil.
Signal: KenWhite.1969
Cybersecurity Specialist, Public Speaker, Ex-Hacker.
https://marcushutchins.com
Jan 10-12, 2025
Washington, D.C.
Less 🫎 Than Ever
This account is mostly used to push information. Got questions? Email us at info @ shmoocon.org.
thedarktangent@defcon.social
The world’s premier hacker conference. Serving the global hacker community since 1993.
Defcon.org
Forum.defcon.org
Defcon.social
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/
ATLien autodidact child hacker, dropout, sober former junkie turned career cybersecurity with govt clearance, trainer, mentor, community builder, lover of diverse ideas, DC404 founder and RV nomad cum Colorado volunteer firefighter, EMT, & SAR.
The world's premier Technical Cybersecurity Conference Series
Beliefs firmly grounded in faith and reality.
Cyber security since before it was a discipline.
I'm not here to coddle your ignorance.
https://www.defconscavhunt.com/
https://x.com/DefConScavHunt
BSides Las Vegas will take place on August 4th, 5th, and 6th, 2025
Sin City, USA · bsideslv.org
Fighting malicious use of technology.
One of the most widely read and trusted cybersecurity news sites, providing IT security professionals informed insights into the latest news and trends.
1980 is my favorite year, followed by 2021 and 2022.
Dawgs | Pats | Braves | Hawks | United
Security ninja wannabe / board game geek / photon catcher
Hacker-in-Residence @ Dartmouth College; Program Director, Applied Research @ IBM
computer security person. former helpdesk
Former biologist. Actual PhD in genetics. Security at Nvidia, OS security teaching at https://www.ischool.berkeley.edu.
Blog: https://codon.org.uk/~mjg59/blog
Signal: @mjg.59
He/him
Nurse | PhD | Professor | Fulbright Alum
Interests: Cancer Survivorship, PROMS, QoL, Mixed Methods | EU Cancer Mission Board | ECICC working group | Own views
@erratarob on the hellscape site
Security Geek. We build Thinkst Canary - https://canary.tools
CPO/CSO of Corridor.dev, teaching at Stanford.
Work: Senior Advisor for Privacy and Cybersecurity, Office of Senator Ron Wyden.
http://isc.sans.edu - Global Network Security Information Sharing Community - Daily blogs and cyber security news podcast.
Threatbutt - defense in derpth against threatening threaty threats
CEO & Co-Founder. Entrepreneur, hacker, executive, and general trouble maker/seeker/solver.
Board member @BSidesLV. Keynote speaker. Views are my own.
Authentication and password security news gathered by Bruce K. Marshall. See PasswordResearch.com for a collection of password research papers and statistics. Also active on https://www.reddit.com/r/Passwords/
Founder of #PasswordsCon. Above average interested in passwords & digital authentication. Online since 2400baud. I do security & privacy. Want me to speak at your conference / org? Reach out!
Skytalks is a ‘sub-conference’ that gives a unique platform for researchers to share their research, for angry hackers to rant about the issues of their industry, and for curious souls to probe interesting issues, all off-the-record https://skytalks.info/
Philadelphian in Cascadia. Vociferous champion for Oxford commas, two spaces after a period, and ellipses. I break into buildings. 🔓
"Even if the world were ending tomorrow, I would still plant a tree." 🌲
(he/they)
Christian, Director of Training Operations @TrustedSec, Defender, Developer, Gamer, Creator of the @ImpedeDetection Platform || Views are my own!
A "HackSec" (abreviação de "Hacker Security") geralmente se refere a uma área que envolve a segurança cibernética, hacking ético e práticas de proteção de dados e sistemas contra ameaças cibernéticas.
https://www.kwai.com/@hacksec
I fight for the user. | L0pht Heavy Industries - ATStake - Whacked Mac Archives - Hacker News Network - Cyber Squirrel 1 | Semgrep
Red Teamer, Business Owner, Hacker, CEO, Investor, Cybersecurity, dog dad, Lares, Breachquest, Liability, B-sides co-founder, @TEDalumni , kinda canadian, #303
Author of books and tools for reverse engineering. Studebaker driver, but an awful mechanic. Home chip decapsulation.
Currently writing a new assembler, to be released in February.
Scientist, safecracker, etc. McDevitt Professor of Computer Science and Law at Georgetown. So-called expert on election security and a few other things. Slow photographer. RF nerd. Occasionally blogs at https://mattblaze.org/blog
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
SANS, IANS, Voodoo Security. So many other things, too.
🏁AF & AM 🏴☠️K∴T∴S∴K∴L33🏴32°
i write at @theverge.com. Portland, OR.
Believe in yourself! Work hard, never give up & anything's possible! OR: Kick back, relax & aim low: You'll never be disappointed...😜 I IGNORE ALL DMs!
Gray haired gray hat. Co-founder Veracode. Former L0pht security researcher. Builds tools to find and fix vulnerabilities in code at scale. Twitter: https://twitter.com/WeldPond
1057. Hacker. Scientist. Engineer. Synthesizer Enthusiast. Mathematician. May have created a puzzle or two. Not a huge fan of the CCP or cruelty. Antiquarian adventurers await.
Technology Conference / HackerCon in Raleigh, NC
May 15-17, 2026
https://cackalackycon.org
#infosec #cybersecurity
Check if you have an email address or password that has been compromised in a data breach. Created and maintained by
@troyhunt.com.
The easy way to request and share public records, making government more transparent and democracies more informed.
Learn more: https://www.muckrock.com/
📪 Sign up for our newsletter: https://www.muckrock.com/newsletters
Know. When it matters.
https://canary.tools
Founder/editor of @duffelblog.com | Former editor @businessinsider.com & @taskandpurpose.com | 🇺🇸 Marine infantry vet
CSO empowers enterprise security leaders with critical insights to stay ahead of threats. Covering #cybersecurity from #riskmanagement to #networkdefense, we provide the expertise needed to defend against cybercrime.
THESE 👏 TWEETS 👏 ARE 👏 FICTION👏
This account tweets fictional or headline inspired breach scenarios.
To play: Share opinions on prevention or response steps.
threat intelligence and R&D
I like writing silly skeets, but that doesn't pay so I also make Google Chrome. mamá, Eng Director, volunteer at Second Harvest. 🇺🇲🇨🇷
Twitter: @__apf__
Journalist - cyber/natn'l security. Speaker. Georgetown adjunct prof. Author - COUNTDOWN TO ZERO DAY: Stuxnet and the Launch of the World's First Digital Weapon
Signal: KimZ.42
https://www.zetter-zeroday.com
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.
Philosopher-Strategist-Protector… more later
More famous than Berlusconi
https://sarkapublishing.com/anton-ivanov
Cycling, cyber, plant based
CEO & Co-Founder at Knostic, CISO-in-Residence for AI at Cloud Security Alliance. Former Founder @Cymmetria (acquired). Host at Prompt||GTFO. Threat hunter, scifi geek, dance teacher. Opinions my own.
cyber raconteur | author THIS IS HOW THEY TELL ME THE WORLD ENDS | former @nytimes | now betting on heroes @ Silver Buckshot Ventures + Venture Partner at Ballistic Ventures.
iOS developer working on SongShift.
30+yrs w/CIA🕵️♂️ | ✍️ Burgess Writing: NatSec/Espionage/Insider/Cyber and more | Co-Author Book 📕 Secrets Stolen Fortunes Lost
https://www.burgessct.com/about/bio-christopher/
Scrappier version of my X counterpart and frienemy
We make stuff. We drink beer. In no particular order. #mattdamon
Trusted by maritime insurers, oil producers & traders, finance, governments and top news orgs to track down oil shipments. Vessel pronouns are she/her. Got it?
https://tracesofhumanity.org
Previously: Golem Foundation/Wildland, Qubes OS, hardware/virtualization/OS security research.
Researcher @SpecterOps. Coding towards chaotic good while living on the decision boundary. #dontbanequality
Threat Intel; Author: @nostarch; 5x Black Badge; Views: my own; https://nostarch.com/practical-social-engineering
I nudge people to care about privacy and security. CPO/DPO. Privacy/infosec lawyer. Hacker. Fighting for privacy, digital civil liberties & the users. Ex @EA @FTC |my views are my own. I used to post on Twitter at @wbm312.
Author, Leader, Technologist, Security, Time Person of the Year
Detection Engineer @ Meta
Former Security Engineer @Lacework, Red Teamer @ Meta and security consultant
I am eminently qualified to speak from experience about a variety of dumpster fires.
ICS DFIR at Dragos, martial artist, marksman, humanist, level 14 Neutral Good rogue, USAF retired. I post *very serious* things about infosec. Thoughts my own. Enby. 🏳️🌈
Noted idiot. Principal something or other. Runs the Windows Authentication team at Microsoft. It's my fault your password doesn't work.
Mostly dog pictures. Might actually be two dogs in a trench coat. 🇺🇸 / 🇨🇦
https://syfuhs.net/
Hacker at outsidersecurity.nl. Researches Entra ID, AD and occasionally Windows security. I write open source security tools and do blogs/talks to educate others on these topics. Blog: dirkjanm.io
I teach cryptography at Johns Hopkins. https://blog.cryptographyengineering.com
