David Byrne @MFSK_21
Breaker of software and hardware. IBM X-Force Red. All posted opinions are correct. Conifer, CO Joined March 2011-
Tweets557
-
Followers2K
-
Following92
-
Likes776
My mom, telling you that you can learn to read a hex dump, if you just put some effort in (she’s a COBOL coder)
My team is hiring! I’ve just opened 8 new roles, including for application security testers and red teaming & adversary emulation. If you have a passion for securing the world’s most important organizations and want to be a part of a team with amazing culture, great benefits, and…
Amazing work by our teammate @chompie1337! Luckily Defenders have a head start on patching, but a lot of MS HTTP servers with Windows Auth will be targeted, not to mention other Windows services exposed to the Internet with SPNEGO auth negotiation enabled. It's wormable! Patch!
Amazing work by our teammate @chompie1337! Luckily Defenders have a head start on patching, but a lot of MS HTTP servers with Windows Auth will be targeted, not to mention other Windows services exposed to the Internet with SPNEGO auth negotiation enabled. It's wormable! Patch!
Cyber workers: If anyone shows romantic interest in you, it's likely a foreign honeytrap, report to your C-suite immediately. 🫡 They almost got you.
Elon Musk reportedly told developers to bring their best lines of code to a meeting. I didn’t write them, but these are my favorite two lines of code. They are a perfect example of so many problems. if ((options == (__WCLONE|__WALL)) && (current->uid = 0)) retval = -EINVAL;
Shared my perspective on upcoming Cyber Incident Reporting rules via @thehill. Incident reporting rules are necessary, but we can’t ignore the human factors. What can we do to ensure the burden doesn’t fall on #cyberresponders? Read more here:
Shared my perspective on upcoming Cyber Incident Reporting rules via @thehill. Incident reporting rules are necessary, but we can’t ignore the human factors. What can we do to ensure the burden doesn’t fall on #cyberresponders? Read more here:
I also was asked by "researchers" for insight on Mudge. The person I was referred to wouldn't say who was behind it, but said I could get $1,000 to $1,200 for answering questions for an hour. Even though she knew I was a reporter. I mean, as a class we are underpaid, but sheesh.
This is a sad day. Now where will I get my DPRK news?
I had a chance to share some thoughts in @FT on the flaws of our current security strategies. Sadly, many are still hyper focused on the illusion of a perimeter.
I had a chance to share some thoughts in @FT on the flaws of our current security strategies. Sadly, many are still hyper focused on the illusion of a perimeter.
This morning I learned that Conway's Game of Life is Turing complete and can simulate itself. 🤯 youtu.be/xP5-iIeKXE8
Kids can't get vaccinated yet. So our lack of herd immunity has costs. wsbtv.com/news/local/geo…
Fascinating stuff. The patterns here suggest this might be related to some service/insider or "method" for getting new accounts verified.
Fascinating stuff. The patterns here suggest this might be related to some service/insider or "method" for getting new accounts verified.
One more reason to get vaccinated: avoid being hunted by blood pirates.
This sounds like a great presentation, but I don't it can beat "Discovery of Quasi-Prime Numbers: What Does this Mean for Encryption". @crownsterling_ is the best.

EvilMog® @mog.evil.a... @Evil_Mog
17K Followers 2K Following Hacker, Team Hashcat, Bishop of the Church of Wifi, Uber Badge Collector. Views != Employers. Not a Ph.D, Recycled Memes,
Space Rogue @spacerog
24K Followers 324 Following I fight for the user. | L0pht Heavy Industries - ATStake - Whacked Mac Archives - Hacker News Network - Cyber Squirrel 1 | IBM X-Force
Snow @_sn0ww
42K Followers 1K Following Your friendly neighborhood Con-Artist | Chief People Hacker @XForce | @sec_defcon Co-Founder | 3x Black Badge | Trainer/Keynote |💍@jc_socal | She/her 🏳️🌈
Treebui @Treebui901207
25 Followers 1K Following
anesthesia @anesthesia87558
57 Followers 4K Following
BarbaraFunk @Ovn433c87MZSUi
47 Followers 5K Following
Sheseag @Sheseag188237
89 Followers 4K Following
CS CAMBODIA REAL ESTA... @csmarketing168
566 Followers 5K Following CS CAMBODIA REAL STATE SERVICES: Land ownership advisory, Land-title Transfer, Business setup, Tax registration, M/Y tax declaration, Patent, Visa...
//Ascor @AscorGames
91 Followers 486 Following DFIR & Academy @ BDO // Formerly AppSec/SecConsult // Hacker // Programmer // Reverse Engineer // Cryptographer // Privacy advocate // Cat dad // Gamer // ADHD
Federico @Fedemonte95
18 Followers 522 Following
Elise Cieza @ecieza0
25 Followers 249 Following
RedStack @redstackio
10K Followers 196 Following Cloud Secure Architecture; Platform Engineering; DevOps; AI ML Automation
Beth Dunphy @BethDunphy
403 Followers 656 Following Work-life balance. Love outdoors, reading, cooking; #cybersecurity #cyberresilience #privacy @Meta. Tweets are my own - not the official views of my employer
blok17 @_blok17
198 Followers 208 Following OSEP, OSCP, OSWP, CRTO, Senior Penetration Tester at @Accenture
Jenn @_nextjenn
1K Followers 356 Following Black Badge @DEFCON, Social Engineering | Private Investigator | Locksmith | Offensive Security Consultant
dL@w. . . 2 + 2 = 5 .... @dlaw
515 Followers 2K Following The path is getting harder to see. . . . but keep groooovin'
RITSEC Club @ritsecclub
552 Followers 111 Following We are a student-run computing security club. #SecurityThroughCommunity Live on Twitch every Friday 12pm-4pm https://t.co/8tRuyjfSUS
Rick Fernandez @RFernandez_1
323 Followers 1K Following Cyber Security Professional, @CrawdStrike and Tweets are my own.
Evan Mikulski @R1pR0ck
220 Followers 2K Following RIT BS '22 CSEC | Former RITSEC Incident Response Interest Group Lead | Full Time Incident Response | I race cars for fun
Dwyer @_Dwyer_
3K Followers 370 Following Threat research is the name of my game. I know enough to know that I have a lot to learn. opinions are my own
3th4cker @3th4cker
0 Followers 63 Following
Sandra Hill @SandraNYATL
32 Followers 289 Following IBM X-Force. Posts and opinions are my own and not the views of my employer.
Lyndon Sutherland @really_LJS
198 Followers 364 Following I'm a Cyber Threat Intel Analyst working for Wesfarmers. My tweets are my own and do not reflect the opinions of my employer.
Michael Langford @08GreenRubi
68 Followers 330 Following Just another guy trying to make sense of this thing called life.
Heber Blain @HeberBlain
10 Followers 344 Following
CyberSecuritySalesMan @CSSalesMan
574 Followers 3K Following Cybersecurity sales-man. I sell the best cyber cyber stuff. Words of wisdom. The most in-depth analysis of the cyber-world. I failed my own Turing test.
Jonathan Claudius @claudijd
3K Followers 1K Following CEO @asymmetric_re, Web3 Security Force Multiplier, Bug Hunter/Wrangler, FOSS Advocate, and Problem Solver. Simply walked to Mordor.
m @afatsum74
19 Followers 621 Following
Andrew C. Herlands @AndrewHerlands
519 Followers 645 Following Headed to Bluesky. Please connect with me there. @andrewherlands.bsky.social This account will no longer log in or post here.
Ray Kaplan @Rayk2431Kaplan
204 Followers 2K Following Friendly local iconoclastic, eclectic, eccentric, graybeard: 1) Challenge all 2) Select & change 3) Square peg in a world full of round holes.
Profess0R Shaieb @PROFESX0R
202 Followers 369 Following To provide a free Cyber Security Martial Arts Training Framework (Hac-King-Do) to both students and professionals who wish to continue their education.
Julios Alquizar Bacal... @julios0730
840 Followers 2K Following Content Writer Virtual Assistant Social Media Manager Affiliate Marketer https://t.co/WiIGCKvYBZ #VirtualAssistant I #SocialMediaManager
Kathy Lloyd @REALKathyLloyd
26K Followers 19K Following Wife, Mother, Singer/Songwriter for @THELA44253326 Former model. #LFC No DM’S thank you❤️
Chris Hanlon @ChrisHanlonCA
17K Followers 18K Following Security Engineer Google Security Hall of Fame Presenter & Workshop host at #BSidesLV and #DEFCON
Justin Burke @_jburke_
122 Followers 761 Following
Alastair Gray @alastairgray
139 Followers 343 Following
Thierry Zoller 🌐 @thierryzoller
3K Followers 2K Following Into a lot of stuff. Proud all-rounder. Blog: https://t.co/T7JBWkSFrT
The Cybersecurity God... @CyberKrisann
795 Followers 1K Following Director, Business Development at Bulletproof, a GLI Company- Do you want to learn more about Microsoft E3 & E5 Security and Compliance? Reach Out!
EvilMog® @mog.evil.a... @Evil_Mog
17K Followers 2K Following Hacker, Team Hashcat, Bishop of the Church of Wifi, Uber Badge Collector. Views != Employers. Not a Ph.D, Recycled Memes,
Chris Thompson @retBandit
7K Followers 871 Following Head of Red team @ IBM X-Force. Black Hat Review Board. Founder and co-organizer of Offensive AI Con. Co-Founder of RemoteThreat. inveni et usurpa
Space Rogue @spacerog
24K Followers 324 Following I fight for the user. | L0pht Heavy Industries - ATStake - Whacked Mac Archives - Hacker News Network - Cyber Squirrel 1 | IBM X-Force
Snow @_sn0ww
42K Followers 1K Following Your friendly neighborhood Con-Artist | Chief People Hacker @XForce | @sec_defcon Co-Founder | 3x Black Badge | Trainer/Keynote |💍@jc_socal | She/her 🏳️🌈
SwiftOnSecurity @SwiftOnSecurity
405K Followers 9K Following computer security person. former helpdesk.
Fatih Karabulut @suaveturbamagna
21 Followers 145 Following
WestMetroFire @WestMetroFire
22K Followers 92 Following This is the official account for West Metro Fire Rescue, a full-service, ISO 1, internationally-accredited fire agency. Not monitored 24/7.
Andrew C. Herlands @AndrewHerlands
519 Followers 645 Following Headed to Bluesky. Please connect with me there. @andrewherlands.bsky.social This account will no longer log in or post here.
Simpsons Against DevO... @SimpsonsOps
23K Followers 368 Following Simpsons Against DevOps | DMs Open | Send Memes | New memes posted once a day-ish 🦋 @simpsonsops.dev
Adam Savage @donttrythis
1.3M Followers 877 Following Editor-in-Chief of @testedcom and author of #EveryToolsAHammer. Former co-host of #MythBusters. Inquiries: @wmespeakers
Federico @Fedemonte95
18 Followers 522 Following
CTF @JHernan09454279
1 Followers 0 Following
Kareem Abdul-Jabbar @kaj33
2.1M Followers 418 Following Official X of NBA Legend, 6x Champion, 6x MVP, 8x Columnist of the Year and award winning newsletter https://t.co/E027yVfmkt.
Jefferson County Publ... @JeffcoPH
8K Followers 540 Following JCPH is committed to promoting health and preventing injury and disease for the residents of Jefferson County, Colorado.
Brian Maass @Briancbs4
4K Followers 2K Following CBS4 Denver Investigative Reporter. Tips, info, feedback to [email protected]
Jim Carnes @JimCarnesAL
1K Followers 1K Following Health care advocate, believer in a better Alabama, home chef, Sacred Harp singer, fiction lover, etc. My posts my own.
PortSwigger Research @PortSwiggerRes
111K Followers 7 Following Web security research from the team at @PortSwigger
Burp Suite @Burp_Suite
131K Followers 14 Following Burp Suite is the leading software for web security testing.
Merriam-Webster @MerriamWebster
1.1M Followers 1K Following noun | a reference source containing words alphabetically arranged along with information about their forms, pronunciations, functions, and etymologies
Bill @security_bill
74 Followers 145 Following
Amazing Maps @amazingmap
593K Followers 14K Following Amazing maps brought to your attention. Turn our tweet notifications ON to never miss a tweet! Business/Map Ideas
David Hancock @dhancoc
56 Followers 371 Following
SavageJen On Insecuri... @OnInsecurity
743 Followers 587 Following Member of the Blackhat Review Board, Consultant, and Information Security Researcher.
savagejen @savagejen
3K Followers 2K Following I mostly talk about personal stuff here. Public account: @oninsecurity
Damian Profancik @integrisec
610 Followers 274 Following Christian, Hacker, Director, Consultant, Husband, Father of 7 - 'The man of integrity walks securely...' Pr. 10:9
Sam Bakken @skbakken
268 Followers 688 Following I'm convinced that my thoughts and opinions are my own | PMM @AllureSecurity | Bass Guitar @nobletigerband | Synth Sing Sax @thesweepsmusic | #blacklivesmatter
lizborden @lizborden
2K Followers 269 Following Podcaster, hacker, thief, security consultant. New Orleans raised Denver living #redteam Opinions are mine and do not reflect the opinions of my employer.
Schneier Blog @schneierblog
143K Followers 0 Following Bruce Schneier is an internationally renowned security technologist and author. Described by The Economist as a "security guru"
D.Snezhkov @letitshell
2 Followers 9 Following
Nmap Project @nmap
139K Followers 459 Following Free and open source tool for network discovery, admin, and security auditing. Our tweetmaster is Gordon "Fyodor" Lyon. We're also on FB: https://t.co/RVkxWNikvW
Jennifer Stisa Granic... @granick
13K Followers 277 Following I'm back. Personal account, opinions are mine and mine alone.
Dean McCarten @2bitwannabe
621 Followers 2K Following Principal Security Consultant & ハッカ | Published Photographer | LHC | BTV | #CerebralPalsy #Hemiplegia | Thoughts are my own not companies!, SC: twobitwannabe
-_pr0tean- @_pr0tean
137 Followers 284 Following It was broken when I found it. | Tweets are my own. OSEP|CRTO|OSCP
Alastair Gray @alastairgray
139 Followers 343 Following
Mike Alessi @SinisterOneSD
201 Followers 502 Following Associate Director in SecOps at Protiviti, a global consulting firm. My DMs are open. The opinions expressed here are my own.
Christophe De La Fuen... @n00tmeg
274 Followers 178 Following
Thomas MacKenzie @TWMacKenzie
2K Followers 839 Following Father to identical twin boys, @LUFC hooligan, ex-pentester, exited founder of @Ranked_Right and Director of Product Strategy @Lansweeper
Rhonda L. Childress @RChildress1999
324 Followers 112 Following IBM Fellow, CTO GTS Security Services and Master Inventor at IBM. Views posted here are my own.