Matthias Loibl @metalmatze.de Director of @PolarSignals.com Cloud. Building cool products! π§ Maintainer of Parca, Pyrra, @Prometheus.io, PromOperator and more. PromCon organizer. @cncf.io Ambassador.
Prometheus Monitoring @prometheus.io The leading open-source monitoring solution - prometheus.io
Ganesh Vernekar @codesome.bsky.social Staff Engineer at Reddit. Prometheus maintainer. Ex Grafana Labs.
ganeshvernekar.com/blog
Bryan Boreham @bboreham.bsky.social Programmer. Has commits in gcc, emacs, Go, Kubernetes, Prometheus and other things. 
BartΕomiej PΕotka @bwplotka.dev Senior SWE TL Google | ex Principal RedHat | Prometheus, Thanos OSS maintainer | CNCF TAG Observability TL | Efficient Go π OReillyMedia
Nicolas Takashi @ntakashi.com Software Engineer talking about Observability | Cloud-Native | SDE | SRE
Julius Volz @juliusv.com π Co-founder prometheus.io
π’ Founder promlabs.com and promcon.io
π¨πΌβπ« Teaching monitoring with Prometheus: training.promlabs.com
π Berlin
Kemal Akkoyun @kakkoyun.me GIF Monger, builder, tinkerer and geek.
Observability, Reliability, Performance. Mostly focused on #Go, #eBPF and #OpenTelemetry
@prometheus.io, and @opentelemetry.io team member.
#profiling #kubernetes #golang #zig #linux #perf
Richard "RichiH" Hartmann @richih.bsky.social @RichiH@chaos.social
Matt Layher @mdlayher.com Software Engineer at PlanetScale. Go, Rust, Linux, networking, and open source software. On and ever upward. he/him.
Arve Knudsen @aknudsen.bsky.social Staff software engineer at Grafana Labs. Prometheus maintainer. Based out of Lachen, Switzerland.
π³ππππ π·πππππππ @horovits.bsky.social Tech and open source evangelist | Ambassador @cncf.io β | Ambassador @opensearch.org | Podcaster @openobservability.bsky.social ποΈ
Opinions - my own
linkedin.com/in/horovits
medium.com/@horovits
youtube.com/@horovits
fosstodon.org/@horovits
FUSAKLA - Martin Chodur @fusakla.bsky.social fusakla.cz
Messing around Prometheus and observability also go developer and SRE/DevOps/whatever
Saswata Mukherjee @saswatamcode.tech Senior SWE @ Red Hat | Thanos maintainer, Prometheus team member | Observability, Distributed Systems, Go & OSS | he/him
saswatamcode.tech
Carl Bergquist @carlbergquist.bsky.social Principal Engineer at Grafana Labs. SRE wannabe. Herder of kids.
Basti Schubert @bastischubert.bsky.social Solutions engineer o11y - Former it systemarchitect at isp - formerly secops banking - 30+y firefighter - he/him - views are my own.
Tom @shorez.de Senior Software Engineer at Grafana Labs
π₯ @Prometheus.io maintainer
π @OpenTelemetry.io contributor
https://github.com/sh0rez
Tom Wilkie @tomwilkie.bsky.social CTO @ Grafana Labs (@grafana.bsky.social)
London-based
Arthur Sens @arthursilvasens.bsky.social 
TomNomNom @tomnomnom.com Computer booper and food enthusiast. He/him.
Deviant Ollam γ @deviantollam.bsky.social Philadelphian in Cascadia. Vociferous champion for Oxford commas, two spaces after a period, and ellipses. I break into buildings. π
"Even if the world were ending tomorrow, I would still plant a tree." π²
(he/they)
garethr @garethr.bsky.social VP Product @snyksec. @openpolicyagent Conftest maintainer. Developer, designer, product. Open source geek. Devops Weekly. @gdsteam alum. he/him.
Alyssa Miller π¦π©ββοΈ @alyssam-infosec.com Hacker, CISO, and commercial pilot. Certified Bluesky Elder. Author and International Speaker, Chief advocate of #DoBetterBeBetter
Compassion and empathy are traits in short supply but necessary to make this world a better place.
alyssasec.com
d0nut @d0nut.dev π¦ Rust + Security π
Michael Skelton @codingo.com VP of Security Operations at Bugcrowd, Security Content @ http://youtube.com/codingo, tools @ http://github.com/codingo. SecTalks and BSides Gold Coast co-organizer - He/Him
LiveOverflow π΄ @liveoverflow.bsky.social wannabe hacker... he/him
π± grow your hacking skills https://hextree.io
James Kettle @jameskettle.com Director of Research at @portswigger.net
Also known as albinowax
Portfolio: https://jameskettle.com/
Alethe @alethe.bsky.social βUh-Lee-thβ | Bishop Fox π¦ Red Team | DEF CON Goon & Black Badge Hall of Fame | DEF CON Social Engineering CTF Winner 2019 | Physical Pentester | IVR Pentester | IR Tabletop King π
Safa πΏπ¦ in NorCal πΊπΈ - Fish π Nerd - Jeep Girl
Rob Fuller @mubix.com (he/him) Dad / Husband / Marine / Student / Teacher / @Hak5 / @NoVAHackers / @SiliconHBO / @NationalCCDC / @MARFORCYBER Auxiliary
Gynvael Coldwind @gynvael.bsky.social Security researcher/programmer β Managing director @ HexArcana β @DragonSectorCTF founder β he/him
sshell @sshell.co propane and propane accessories
ai + security research
ccdc red team
Ello @ellopunk.bsky.social Digital Alice chasing the π down the cyber space rabbit hole.
hakluke @hakluke.com Dad, hacker, solo founder of haksec.com and hackercontent.com.
jub0bs @jub0bs.com infosec enthusiast β’ Go dev & trainer β’ contributor to the Go project β’ minimalist β’ chaotic good β’ trying to make sense of the Web β’ he/him
Blog: https://jub0bs.com
Free Go course: https://github.com/jub0bs/go-course-beginner
Free π΅πΈ! Leave π±π§ alone!
Jason Haddix @jhaddix.bsky.social CEO, CISO, Trainer, Hacker, and Speaker.
AI + hacking + sec leadership.
ex:BuddoBot-Ubisoft-Bugcrowd-Fortify-HP-Redspin-Citrix.
Gareth Heyes @garethheyes.co.uk Web security researcher at PortSwigger. Author of JavaScript for Hackers, Shazzer and Hackvertor.
https://garethheyes.co.uk/
Malware Unicorn @malwareunicorn.bsky.social @Straiker. Ex-Microsoft. Ex-Meta RedTeam, Ex-Endgame, Ex Fireeye. malwareunicorn.org
HollyGraceful @hollygraceful.bsky.social I climb stuff and I hack things.
Scott Helme @scotthelme.bsky.social Hi, I'm Scott Helme, a Security Researcher, Entrepreneur and International Speaker. I'm the creator of Report URI and Security Headers, and I deliver world renowned training on Hacking and Encryption.
https://scotthelme.co.uk
Glenn Pegden @glenn.pegden.com Good Guy Hacker, Dad, App Sec / Vuln Man / Pentest specialist and leader, conference organiser, volunteer, speaker and attendee, retro gamer, Blackburn Rovers and Leeds Knight fan β¦.. hacker
http://Glenn.pegden.com/findmeon
renniepak @renniepak.nl Self-XSS connoisseur. Elite Hacker. MVH H11337UPBash. One-Percent Man. Creator of CSPBypass.com. (he/him)
zseano @zseano.bsky.social @zseano
α΄
α΄Ι΄Ιͺα΄Κ α΄Ιͺα΄κ±κ±Κα΄Κ @danielmiessler.bsky.social AI / Security Researcher and Entrepreneur.
Founder/CEO of Unsupervised Learning.
Building AI that upgrades humans.
vortex @vortex.au I do offensive security things on the internet
Alex Chapman @ajxchapman.bsky.social Full Time #BugBounty Vulnerability Researcher
https://blog.ajxchapman.com
STΓK @stokfredrik.bsky.social Hacker / Creative
Mischief & GOOD VIBES ONLY
pwneip @pwneip.bsky.social Principal RTO @F500, SANS Instructor & #SEC565 Red Team Ops Author, Red Team Village lead, former Bishop Fox, US Air Force. Tweets are my own, memes are stolen
harisec @harisec.bsky.social Interested in web security, bug bounties, machine learning and investing. SolidGoldMagikarp
terjanq @terjanq.me security enthusiast that loves hunting for bugs in the wild. co-founder and player of @justCatTheFish.
infosec at @google. opinions are mine.
From: https://twitter.com/terjanq
Liam @leesoh.bsky.social 
noperator @noperator.bsky.social tech tasks are cool and hacking is great
Random Robbie @what-security.co.uk #infosec | #exploiter | #asm | fox | #LFC | scanner of the internet | #wordpress exploiter | #greynoise lover. | #Bugbounty hunter | Northerner | #UK
Joel Margolis (teknogeek) @teknogeek.io hacker
foxinSOCKS5 @foxinsocks5.bsky.social Recovering software engineer. Offensive security focused TPM.
Rob Ragan @theoradical.bsky.social https://theoradical.ai
jcran @cybe.rs knowledge seeker
jstnkndy @jstnkndy.bsky.social Infosec professional, beverage snob, and fantasy book consumer. Vice President @ Atredis Partners. Forever terrified of Kithicor.
Smarticu5 @smarticu5.bsky.social Cloud-native offsec at AmberWolf
Jane Manchun Wong @wongmjane.com 
Bobby Quine @quine.bsky.social Curmudgeonly computer security person. Opinions (and the like) are mine.
Bryan White, MS Bio, MPH 𧬠@crvscience.com MS Biology, MPH, MS Cybersecurity |
Evolutionary Biologist πͺΌ| SciComm βπ»|
Bioinformatician π₯οΈπ§¬| Public Health π|
PNW π²|
>Art π¨ & T-shirts π:
https://crvscience.com
>Books π βοΈ ποΈ
https://www.amazon.com/dp/B0HCYP88H5
qdot @buttplug.engineer Teledildonticist, Arctic Fox, Cube
ππ @buttplug.io
π @good.as.hell.domains
πΌ nonpolynomial.com
π΅ patreon.com/qdot | ko-fi.com/qdot76367
π buttplug.engineer/@qdot
πΎ twitch.tv/qdotfm
π» github.com/qdot
πΆ last.fm/user/qdot
he/him
art by @gavbat.bsky.social
shenetworks @shenet.works Networking β’ Hacking β’ Hacking Networks (she/her)
shenet.works
Jack Rhysider @jackrhysider.bsky.social Creator of Darknet Diaries.
Verification: https://twitter.com/JackRhysider/status/1675298532406984707
Ray [REDACTED] @rayredacted.com Past: Host of "Tribe of Hackers"; Assoc. Producer "Darknet Diaries."
Current: Cybersecurity researcher and executive. Also, father of the fastest climber who has ever lived. Seriously.
Warning: I talk about my son ALOT
βUt scandis, alios subleva.β
Cyber Detective @cybdetective.bsky.social Every day I write about #osint (Open Source Intelligence) tools and techniques. Also little bit about forensics and other cybersecurity related themes
ZoΓ« Rose @rosesec.bsky.social #mumSec
cje @cje.io founder @bugcrowd && co-founder @disclose_io || hacker, entrepreneur, executive, advisor || ΨΉΨ΅Ψ§ Ω
ΩΨ³Ω || #w00w00- M Peiter βMudgeβ Zatko @mudge.bsky.social DARPA/Google/Stripe/L0pht/Twitter/β¦/DARPA/[redacted]
https://en.wikipedia.org/wiki/Peiter_Zatko
Tib3rius @tib3rius.bsky.social Web App (mostly) Hacker | Cybersecurity Educator | Content Creator | Ex-Brit | Links: http://linktr.ee/tib3rius (he/him) πΊπΈ A mostly unserious person. @therealc3rul34n.bsky.social is bae π₯°
Nick Drage @sonofsuntzu.bsky.social Co-author of Random The Book: https://randomthebook.com/2026/05/29/its-here/
I'm abstractly interested in many things: https://blog.sonofsuntzu.org.uk/about
Nyctophile.
Corbie π¦ββ¬ @corbieailin.bsky.social Technology and Marketing Consultant, Software Engineer
Returning to school for ethics in technology and AI
πΌ Accessibility Specialist
Photographer, Musician, Dancer, Weirdo
https://newsoftheai.com
Mark C @largecardinal.bsky.social Logician (PhD), Quantum Hacker, ML miscreant. Feral academic. Co-founder of Quantum Village @ DEF CON
Reg @reg.bsky.social I believe that Black Lives Matter, and that trans rights are human rights.
Iβm an infosec geek in the streets, and an Oxford comma freak in the sheets.
she/her
"Alex" @mangopdf.bsky.social australia's only hacker
https://mango.pdf.zone
remy π @remyhax.bsky.social Dad, Vuln Research, Packet poker. He/Him. DM's open, send me something cool you built. Top percentage Rattata.
https://remyhax.xyz/
Katie Paxton-Fear @insider.phd Dr, apparently. Security Adovcate @semgrep & Hacker. #BugBounty hunter & #infosec YouTuber. APIs & Interlinked OffSec, PhD in AI+Sec @hacknotcrime. she/her
Mike Thompson @appsecbloke.com Information security leader, vendor adversary, occasionally opinionated.
Shitposts, memes, music and thoughts on the state of the place.
linktr.ee/appsecbloke | https://soundcloud.com/michael-thompson-70891340
Corben Leo @hacking.bsky.social I hack stuff (legally). | co-founder boring.co
Twitter: https://twitter.com/hacker_
Jack Cable @jackhcable.bsky.social CEO & Co-founder at Corridor.
Previously: Senior Technical Advisor at CISA, TechCongress in the Senate, Krebs Stamos Group, CISA, Defense Digital Service, and Stanford.
Tom Eston @agent0x0.bsky.social Cybersecurity Aficionado, Privacy Advocate, Founder and Co-Host of the Shared Security Podcast @sharedsecurity.bsky.social
Curator of @retrorelics.store
Also: Sober π, Metalcore π€, Cats π, Retro video games, mods, vintage consoles and repair.
({({(Null Operator)})}) @null0perat0r.bsky.social | π appsec | π€ CTO | β¨ indy hacker | ποΈ modular synth | πͺ³ coder | ποΈ camping
Developer of Faction: an open source pentesting framework.
https://github.com/factionsecurity/faction
https://bsky.app/profile/factionsecurity.com
netbiosX @netbiosx.bsky.social Purple Team
syndrowm @syndrowm.com Hacker, CTF, CCDC, BJJ Brown Belt, python, rust, malware
https://www.offensivecontext.com
https://puck.tools
https://www.malicious.fit
Lady Cyber Rosie π§ββοΈ @ladycyberrosie.bsky.social th4ts3cur1ty.company Magical Genie Person π§ββοΈ
Former/Recovering Cyber Security Recruiter
BSides Lancashire Founder
Responsible adult for BSides Leeds
Supporter of the Infosec community
Working Parent
Bee π @securibee.bsky.social Helping you hack a life you love.
π https://www.hivefive.community/
Rami (drunkrhin0) π΅πΈ @drunkrhin0.notramimalek.zip Infosec | Photographer | West Australian (the other side from sydney/melbourne)
allieπ€β¨ @ac1dgoddess.bsky.social 
Joe B. - BlindHacker @blindhacker.bsky.social 
thomasπ¦οΈ @zemn.me https://fed.brid.gy/bsky/zemn.me teaching computers to kiss @openai
Robin @digi.ninja Hacker, coder, climber, runner, triathlete.
Always learning.
Co-flounder of SteelCon
ha3ks @ha3ks.com Cyber Security Engineer | SOC Team | Half a dozen Certifications in a Trench Coat
Blog: www.ha3ks.com
Tautology @tautology.uk @tautology0
@tautology@infosec.exchange
@tautology.uk
vi is the best editor. The Oxford comma is totally superfluous and does not need to be used in 90% of cases. "Die Hard" is not a Christmas film. "Internet" is a proper noun.
Bitquark @bitquark.io π₯· British hacker and coder
β¨ Space and language nerd
π© Black Hat EU review board
π Neurodivergent. Poly. He/him.
π οΈ https://github.com/bitquark
Joo N/A @joohoi.bsky.social Hacks for beer. FOSS, infosec and privacy. Chaotic good.
charlie π± (they/them) @charlieamber94.bsky.social part robot, all panic, no disco. keeping it weird since 94. mecm engineer. π³οΈβπ
Sam Curry @zlz.bsky.social 
Sam @samgintz.bsky.social root or riot
Laura Kankaala @laurakankaala.bsky.social threat intelligence lead at f-secure
also a video game & anime lover 
Roachy @roachy.net Herder of cats, wrangler of packets, jack of some trades. RFC 3514 compliant. @DC151.org co-(dis)organiser.
Not really a cow