Charm City Dept. of Trainsportation @ccdot.bsky.social Baltimore, MD ๐ฆ
Professional Materials Engineer, Proud Union Member, Amateur Urbanist, ๐ฒ+๐Commuter, Rust Belt Renaissance Evangelist
Virginia Railway Express @varailexpress.bsky.social Official feed of VRE.
MrTinMD @mrtinmd.bsky.social Maryland, USA. Cyclist, photographer, birdwatcher, trains & transit fan, YIMBY, boats/ships/planes lover, cat dad, gardener, married to expert knitter @jerdlngr.bsky.social. Gen X, he/him.
eyeondc @eyeondc.bsky.social DC Baltimore Broadcast Historian, Film Noir, DMV History, Railfan, Top40 Radio, Gadfly
HawkinsRails.net @hawkinsrails.bsky.social HawkinsRails is a web scrapbook featuring more than 75 years of railroad photography, shared by three generations of Hawkins. We highlight favorite locomotives, lines, and locations across the southern and eastern United States.
Railfan & Railroad Magazine @railfanandrailroad.bsky.social Railfan & Railroad Magazine is your one-stop-shop for news and information about the hobby and industry. Taking you trackside since 1974!
Steve Barry @rrphotosteve.bsky.social Photographer of trains, neon, lighthouses, muffler men, Americana, and whatever else strikes my fancy. Check out my website at www.railroadphotographer.com (there's more than trains there!).
hobocon @hobocon.bsky.social hobocon is a hacker conference on the rails. Talks, conversations, and the hallway trackโaboard a moving train. Built by SecKC. Routes and dates still being planned.
Hadley Wickham @hadley.nz R, data, ๐, ๐ธ, ๐. He/him.
GhostFrequency @ghostfrequency1.bsky.social Cybersecurity Guy
@erichkron.bsky.social @erichkron.bsky.social 
Barry Dorrans @blowdart.me Security Curmudgeon for Microsoft .NET
Do you really think work wants my social media opinions?
Not nice, but kind - @medus4.com
๐ฎ๐ช ๐ฌ๐ง ๐บ๐ธ 
Danielle Navarro @djnavarro.net occasionally reasonable
EllIs Hughes @ellishughes.bsky.social Co-Host of @tidy_explained. developer of {camcorder} and {tidytuesdayR}. #rstats developer. Seattle UseR and Cascadia R Conf organizer. Associate Director Data Science @gsk. Opinions are my own
Tomasz Woลบniak @tomaszwozniak.bsky.social a Bayesian econometrician @unimelb.edu.au developing methods for empirical macroeconomic analyses and programming in ๐ฅ and ๐++
See my ๐ฅ packages ๐ฏ๐๐๐ฎ๐ฟ๐, ๐ฏ๐๐๐ฎ๐ฟ๐ฆ๐๐๐ก๐, ๐ฏ๐ฝ๐๐ฎ๐ฟ๐, ๐ฏ๐๐ฎ๐ฟ๐, and ๐ฆ๐๐ฒ๐ฎ๐น๐๐ถ๐ธ๐ฒ๐๐ฎ๐๐ฒ๐
https://bsvars.org/ @bsvars.org #bsvars #rstats #econsky
Tan G. @tangandhara.bsky.social Data analyst and data viz geek
Julia Evans @b0rk.jvns.ca programming and exclamation marks
blog: jvns.ca
zines: wizardzines.com
Moriah Taylor (she/her) ๐บ๐ฆ @moriahtaylor.bsky.social I code in R and love all things โจdataโจ
#TidyTuesday #RStats
Twitter: moriah_taylor58
Twitch: moriah_streamR
Tyler Finethy @coder.bsky.social Engineering Manager at Datadog | MSc CS | Former Posit/RStudio
Josiah @josiah.rs putting R in production @ricochet.rs
doing spatial stats @ Esri
blog: josiah.rs
David Robinson @drob.bsky.social Member of Technical Staff at Anthropic. #rstats fan. Dad x2. He/him
Crystal Lewis @cghlewis.bsky.social Research Data Management Consultant | cghlewis.com
Co-organizer @r-ladies-stl.bsky.socialโฌ
Co-organizer POWER Data Management Hub | https://osf.io/ap3tk/
Author of DMLSER: https://datamgmtinedresearch.com/
RDM Weekly: https://rdmweekly.substack.com/
๐ Romain Franรงois ๐ฆ @romainfrancois.bsky.social tadaโฌขscience โฌกโฌก ex(Posit/RStudio, ThinkR, Mango Solutions) โฌกโฌก role(Data Scientist, Software Engineer, R Expert) โฌกโฌก
Gregory Power @gregorywpower.bsky.social My opinions are my own and not of my employer.
ISO-8601, Apache Arrow, and neovim enjoyer.
they/them
Cosima @cosima.bsky.social Loves working with data ๐ฉ๐ผโ๐ป
#socialscientist turned #datascientist; thinking a lot about bias, building sustainable ML products and diversity in tech
Working on @rladies-bot.bsky.social and @pyladies-bot.bsky.social
https://linktr.ee/cosima_meyer
David Rach @davidrach.bsky.social Immunology PhD student @UMBaltimore. Views are my own. Favorite rabbit holes include #flowcytometry #rstats #bioconductor, with dashes of #coffee #kayaking #birding #ultrunning #languages. RPCV Ghana 16->18, TCK Mexico 96->11 https://github.com/DavidRach/
hrbrmstr ๐บ๐ฆ ๐ฌ๐ฑ ๐จ๐ฆ ๐ณ๏ธโ๐ @hrbrmstr.dev a.k.a. boB Rudis โข ๐บ๐ฆ Pampa โข Don't look at meโฆI do what he doesโjust slower. #rstats #js #duckdb #goavuncularโข๐จโ๐ณโขโ๏ธโข ๐คโข https://dailydrop.hrbrmstr.dev โข Maine๐ฆ
Chris Campbell @texasbe2trill.com Security engineer building at the intersection of data & security. The rest of me is on #booksky. ๐
R Consortium @rconsortium.bsky.social The central mission of the R Consortium is to support to the R Foundation and key organizations developing, maintaining, distributing R software through the identification, development and implementation of infrastructure projects.
Joachim Schork @joachimschork.bsky.social Data Science Education & Consulting
Website: https://statisticsglobe.com/
YouTube: youtube.com/@StatisticsGlobe
We Are RLadies+ @weare.rladies.org Rotating Curator for the @rladies.org community๐
๐ https://guide.rladies.org/rocur/
This weekโs curator: TBA
R for the Rest of Us @rfortherestofus.com You donโt need a PhD in statistics or years of coding experience to learn R, the most powerful tool for data analysis and visualization.
https://rfortherestofus.com/ 
Andrew Heiss @andrew.heiss.phd Assistant professor at Georgetown University in Qatar (formerly GSU, BYU). Study NGOs, human rights, international politics, causal inference, and stats. 6 kids.
#rstats forever.
andrewheiss.com
Signal: andrewheiss.01
isabel z @isabelizimm.bsky.social she/her. data, dogs, doodles (and books, but that doesnโt match the alliteration) ๐พ๐๐ถ software engineer @ posit
WiGLE.net @wiglenet.bsky.social All the networks, found by everyone.
GitHub @github.com The AI-powered developer platform to build, scale, and deliver secure software.
Christian Alder @hejchristian.com Building websites, playing board games, observing nature.
Will fika โ๏ธ
/_src ๐ธ๐ช
/_draft ๐ฌ๐ง
/_live ๐ต๐น
He / Him, Powered by ๐ฑ
๐ณ๏ธโ๐๐ณ๏ธโโง๏ธ๐ค๐ค
AND!XOR @andnxor.bsky.social We make stuff. We drink beer. In no particular order. #mattdamon
rand0h @akacki.net Goon / Degenerate / KD3CHT / Akacki.net / DEFCON610.org
@ctbbpodcast.bsky.social @ctbbpodcast.bsky.social 
Justin Gardner @rhynorater.bsky.social Christian | Full-time Bug Bounty Hunter | Host @ctbbpodcast.bsky.social | Advisor @caido.io | 3x LHE MVH | ๐ฃ๏ธ English, ๆฅๆฌ่ช
Katelyn ๐
Medusfour @medus4.com Activist, Hacker cosplayer, Artist. Data economy abolitionist.
@cdc_pulpit Sinfluencer, Head of Humanity @ Veilid, designer of weird shirts at hack.xxx
I love gross terrifying things. Because I am one
CSS by T. Afif @css-only.dev CSS stuff by Temani Afif (https://support.temani-afif.com)
๐ก https://css-tip.com
๐งฉ https://css-shape.com
๐ซ https://css-loaders.com
๐ https://css-articles.com
โ๏ธ https://css-generators.com
๐งฑ https://css-pattern.com
๐จ https://css-only.art
Ben Hong @bencodezen.io ๐จโ๐ป staff dx engineer / io psychologist / educator hybrid
๐ productivity / notes / docs nerd
๐ vue core โ ๐บ angular team โ ๐๏ธ nuxt ambassador
Bradรกn Lane @bradanlane.bsky.social Designer, Maker, MacGyver - Industrial Design, UX Design, User Research โ๏ธ Inventor of the eChallengeCoins, Philanthropist, "RELIC" (not Fossil)
https://bradanlane.com
GreyNoise @greynoise.io GreyNoise analyzes Internet background noise. Use GreyNoise to remove pointless security alerts, find compromised devices, or identify emerging threats.
0x4ndy @andy.codes I hack spacecraft for living ๐ฐ๏ธ๐ก๐ดโโ ๏ธ โข Hacker/Speaker/Author โข https://infosec.exchange/@0x4ndy
Vue @vuejs.org vuejs.org
Progressive JavaScript framework for building modern web interfaces. Created by @evanyou.me, maintained by https://vuejs.org/about/team.
Vale @vale.rocks Front-end developer, designer, writer, and avid user of the superpowered information superhighway.
โง https://vale.rocks
โง https://fedi.vale.rocks/vale
CaidoIO @caido.io We help security professionals and enthusiasts audit web applications with efficiency and ease
https://caido.io
Kรฉvin Gervot (Mizu) @mizu.re About me?
| Website: https://mizu.re
| Tool: https://github.com/kevin-mizu/domloggerpp
| Teams: @rhackgondins, @FlatNetworkOrg, @ECSC_TeamFrance
| From: https://twitter.com/kevin_mizu
GopherCon @gophercon.com The premier gathering of Go programming language enthusiasts will convene at the Seattle Convention Center | Summit from August 3rd - 6th. Grab a pass at gophercon.com, and we'll see you in the Emerald City!
Go @golang.org Go will make you love programming again. We promise.
https://go.dev/
slopcon.bsky.social @slopcon.bsky.social Slopcon 2026 ๐ค | AI-generated CFPs. AI-reviewed talks. Human meatpuppets. Synthetic slides, organic panic at DEF CON. ๐ Las Vegas 2026 | CFP OPEN | slopcon.org
Daemon Chadeau @daemonchadeau.com Official account
Bassist: Prelude To A Pistol
DJ: Mercury @ Machinewerks
Professional stage tech
Fmr. Pres.: Gothic Pride Seattle
Tarot dabbler
๐บ: Pixelpussy
Poly & Genderfluid. He/Him/They/Them
Jerk of all trades.
https://throne.com/daemonchadeau
Graylog @graylog.bsky.social ๐ Trusted Threat Detection & Incident Response solutions. Experience the difference with our unmatched capabilities. #SIEM #APISecurity #LogManagement #InfoSec
Jericho @attrition.org ๐ฟ๏ธVulnerability Historian / Vuln Database Guru
๐ฟ๏ธInfoSec recriminator
๐ฟ๏ธConsumer advocate / T1D
๐ฟ๏ธChampion of misunderstood creatures
๐ฟ๏ธ$83,622 raised for charity.
Bianca 'BiaSciLab' Lewis @biascilab.bsky.social 18 Year old hacker ๐ฉโ๐ป Founder and CEO of Girls Who Hack ๐ International speaker ๐ cDc Member ๐
www.BiaSciLab.com
www.Spawn-Camp.com
www.GirlsWhoHack.com
www.SecureOpenVote.com
dade @0xda.de Hacker, Rapper, Developer, dade.
https://0xda.de
Samantha @samantha.wiki ๐ https://samantha.wiki
๐ข IBM Quantum
๐ง Probably tinkering
๐ฅ We can just do things
Kilian Valkhof @kilianvalkhof.com I build tools for devs and designers: @Polypane.app, FixA11y, Superposition | Electron governance member | He/him
cje @cje.io founder @bugcrowd && co-founder @disclose_io || hacker, entrepreneur, executive, advisor || ุนุตุง ู
ูุณู || #w00w00
Red Team Village @theredteamvillage.bsky.social Red Team Village | Join us on http://redteamvillage.io/discord . Check our next events at: http://redteamvillage.io
Zoey Selman (V3rbaal) @v3rbaal.bsky.social #ThreatIntel #InsiktGroup #RecordedFuture | OG #BlueTeamVillage #TraceLabs #L0nelyH4ckers | #DEFCON #DemoLabs Co-Lead
โ4๐ฏ0๐ฉ๐ก @h4r0ld.bsky.social DEF CON Contest & Events Goon, Demo Labs Lead, Blue Team Village Founder, Lonely Hackers Club Admin, DC404/DC770/DC678
Make It Hackin @makeithackin.bsky.social Maker, Hacker, Engineer.
TikTok/YouTube/Snapchat/Instagram and other links below:
https://beacons.ai/MakeItHackin
Mastodon -> Bluesky user lookup/follow app:
https://skeeter.streamlit.app/
Phillip Wylie @phillipwylie.bsky.social Offensive Security Professional | Phillip Wylie Show Podcast Host | The Pentester Blueprint coauthor | TribeOfHackers Red Team | https://linktr.ee/phillipwylie
HackerOne @hacker0x01.bsky.social The Only official HackerOne bsky account.
Peace of mind from security's greatest minds.
#HackForGood
Bugcrowd @bugcrowd.com The leading provider of crowdsourced cybersecurity solutions purpose-built to secure the digitally connected world...Unleash Ingenuityโข
DEF CON @defcon.defcon.social.ap.brid.gy DEF CON is the world's most influential hacker conference. Held every year since 1993 in Las Vegas, Nevada, DEF CON is the hub of a global community of hackers [โฆ]
๐ bridged from โ https://defcon.social/@defcon, follow @ap.brid.gy to interact
MC Frontalot @mc.frontalot.com 579th-Greatest Rapper (the World's)
https://frontalot.com
DEFCON PARTIES @defconparties.bsky.social 
Web Security Academy @websecacademy.bsky.social Free web security training from PortSwigger.
Dafydd Stuttard @dafyddstuttard.bsky.social Founder and Chief Swig at PortSwigger. Creator of Burp Suite and the Web Security Academy. Author of The Web Application Hacker's Handbook.
hakluke @hakluke.com Dad, hacker, solo founder of haksec.com and hackercontent.com.
STรK @stokfredrik.bsky.social Hacker / Creative
Mischief & GOOD VIBES ONLY
zseano @zseano.bsky.social @zseano
LiveOverflow ๐ด @liveoverflow.bsky.social wannabe hacker... he/him
๐ฑ grow your hacking skills https://hextree.io
d0nut @d0nut.dev ๐ฆ Rust + Security ๐
TomNomNom @tomnomnom.com Computer booper and food enthusiast. He/him.
Burp Suite @burpsuite.bsky.social Burp Suite is the leading software for web security testing.
KotlinConf @kotlinconf.com KotlinConf is the premier event connecting professional developers and companies shaping the future with cutting-edge technologies. Brought to you by @jetbrains.com
kotlinconf.com
Ellen Shapiro @designatednerd.mastodon.social.ap.brid.gy I never shut up about iOS and Android development. She/Her. Rochester, NY, USA and/or wherever I've convinced someone to let me come talk to people.
๐ bridged from https://mastodon.social/@designatednerd on the fediverse by https://fed.brid.gy/
Dan Kim @dankim.com Tell your dog I said hi.
https://dankim.com
https://mastodon.dankim.com/@dan
Paige Bailey (webpaige.dev) @dynamicwebpaige.bsky.social โจ Keep it simple, make it scale. AI should be about empowering users and building understanding. ๐ฉโ๐ป AI Developer Experience @ Google DeepMind, ex-Github, ex-Google
@uberfoo.bsky.social @uberfoo.bsky.social 
Sarah Powazek @powa-sec.bsky.social Director of Public Interest Cybersecurity @CLTCBerkeley. Views my own.
Deputy Director @DistrictCon
TruBluFan @trublufan.bsky.social @defcon.bsky.social Speaker Ops #Goon, DEFCON.social moderator, @BSidesCharm.bsky.social and @bsidesphilly.bsky.social organizer, CISSP
Jayson E. Street๐๐ค๐ @jaysonstreet.bsky.social Hacker - Helper - Human
JaysonEStreet.com
@paymentvillage.bsky.social @paymentvillage.bsky.social 
Katie Moussouris (she/her/she-hulk/she-ra)๐ป @k8em0.bsky.social Founder & CEO LutaSecurity @payequitynow MIT&Harvard visiting scholar, @MasonNatSec fellow, 1/2 Chamoru, 1/2 Greek all-American hacker
@maritimevillage.bsky.social @maritimevillage.bsky.social 
The Official Pulpit of CULT OF THE DEAD COW @cultdeadcow.com www.cultdeadcow.com
DEF CON @defcon.bsky.social The worldโs premier hacker conference. Serving the global hacker community since 1993.
Defcon.org
Forum.defcon.org
Defcon.social
TOOOL US @tooolus.bsky.social Official Bluesky for The Open Organisation of Lockpickers (TOOOL) USA, a 501(c)(3) nonprofit.
https://linktr.ee/toool_us
Phish Stories @phishstories.bsky.social DEF CON Official Contest - Make them click. Make us laugh. Win a human badge for entry into DEF CON. Are you a Wizard? A Jester? Or the Ruler?
https://phishstories.org
Punkcoder @punkcoder.bsky.social Punker, Coder, Hacker, Dad. Mostly harmless. Developer Security Champion, BSidesBoulder founder, MC of the AppSec Village @ DEFCON
My opinions are my own.
**IF YOU THINK ANY COMPANY WILL GET BEHIND WHAT I SAY ON BLUESKY... THATS ON YOU.**
#Autistic
DEFCON Furs @dcfurs.com DEFCON Furs is a group that organizes events and parties at DEF CON for members of the infosec community who share an interest in the furry fandom.
Organized by 501(c)3 @hackyourlives.org
Blanket Fort Con @blanketfortcon.bsky.social The chillest official Defcon party. Stop by, build a fort, listen to music, and enjoy the calm energy
Date: Friday, August 7 2026
Time: 7:00 PM - 1:00 AM
Location: W212
DJ's: Syntax, Patattack, Miss Jackalope, Baud, and Dotornot
DEF CON HHV @dc-hhv.bsky.social DEF CON Hardware Hacking Village
dchhv.org