CatSalad🐈🥗 (D.Burch)Hacker Meet-ups by Region
The 500 Hats of LambdaCalculusThe wait is almost over. The future will be taken back. The systems will be smashed. The planet will be hacked. 
To my HT, 2600, DC201, DC212, and all my homies... SEE YOU ALL SOON!! #defcon #2600NYC #cDc #DC201 #DC212
Cat 🐈🥗 (D.Burch) 
Hacker Meet-ups by Region
This list only contains local 2600, DEFCON, CCC, OWASP, LUG, and InfoSec groups with active fediverse / 
accounts, including languages other than English. As more are created or discovered, I will update this message. For hackerspaces, see the link below.
📌InfoSec Events by Region
📌Hacker Meet-ups by Region
📌Hackerspaces by Region
🐈🥗
⸻ InfoSec Groups
@[email protected] - 2600 Community (Lemmy)
@blackhoodie - #BHRE (women only)
@CCC - Chaos Computer Club
@[email protected] - #CCC (friendica)
@guide - CCC events #cccRegio
@womenincybersecurity - Women In Cybersecurity (#WiCyS)
⸻ Canada 🇨🇦
@dc902 - #DC902 Halifax, NS
@OWASP_Ottawa - OWASP Ottawa
⸻ US - Northeast
@2600_new_hampshire - 2600, NH
@blacksincyber - Blacks In Cybersecurity™ (BIC), Washington, DC
@blacksincyber - #BIC DMV Metro Area, DC
@dc215 - #DC215, Philadelphia, PA
@[email protected] - #DC201 North New Jersey
@dc201 - DC201 North NJ
@defcon201 - DC201 North NJ
@defcon610 - #DC610 Easton, PA
@hacdc - #HackDC Washington, DC
@NYC2600 - #NYC2600 NY
@NYC2600 - NYC 2600, NY
@owaspboston - OWASP Boston, MA
@philly2600 - #Philly2600 Philadelphia, PA
@Phillysec - #Phillysec Philadelphia, PA
⸻ US - Midwest
@defcon402 - #DC402 Nebraska
@DC608Madison - #DC608 Madison, WI
@DC608Madison - DC608 Madison, WI
@defcon937 - #DC937 Dayton, OH
@DenverSec - #DenverSec Denver, CO
@lansing2600 - #Lansing2600 Lansing, MI
@RockyMtnLUG - Rocky Mountain LUG, CO
⸻ US - West
@dc503 - #DC503 Portland, OR
@dc510 - #DC510 Oakland, CA
@DCG858 - #DC858 / #DC619 San Diego, CA
@pdx2600 - #PDX2600 Portland, OR
@rainsec - #RainSec PDX, Portland, OR
⸻ US - Southwest
@AustinHackers - #AHA Austin, TX
@ASULUG - #ASULUG ASU, AZ
@dallas_hackers - #Dallas_Hackers Dallas, TX
@DC512 - #DC512, Austin, TX
@PLUG - #PLUG, Phoenix, AZ
⸻ US - Southeast
@dc404 - #DC404 Atlanta, GA
@DC443 - #DC443 Baltimore, MD
@dc540 - #DC540 Nova regional, VA
@dc540 - DC540 Nova regional, VA
@fxbghackers - #FXBG Fredericksburg, VA
@RTP2600 - #RTP2600 Raleigh, NC
⸻ Europe 🇪🇺
@2600Malmo - #2600Malmo 2600 Malmö, SE 🇸🇪
@2600stockholm - #2600stockholm Stockholm, SE 🇸🇪
@2600_madrid - 2600 Madrid, ES 🇪🇸
@amsterdam - Chaos Amsterdam, NL 🇳🇱
@c3wien - CCC Wien, Vienna, AT 🇦🇹
@CCCBasel - CCC Basel, Muttenz, CH 🇨🇭
@dfupdate - Update Computer Club, Uppsala, SE 🇸🇪
@dc4822 - #DC4822 Warsaw, PL 🇵🇱
@dc9723 - #DC9723, Tel-Aviv, IL 🇮🇱
@leHACK - #leHACK Paris, FR 🇫🇷
@lugos - #LUGOS SI 🇸🇮
@lugv - #LUGV Vorarlberg, AT 🇦🇹
@ulug - #ULUG Uppsala, SE 🇸🇪
⸻ Germany 🇩🇪
@amborg_sulzbyte - Chaostreff Amberg Sulzbach
@c3d2 - CCC Dresden
@cccac - CCC Aachen
@cccda - CCC Darmstadt
@cccffm - CCC Frankfurt
@cccfr - CCC Freiburg
@ccchh - CCC Hamburg
@cccp - CCC Potsdam
@cccs - CCC Stuttgart
@cccwi - CCC Wiesbaden
@cciz - Computer Club Itzehoe
@chaospott - CCC Essen
@clubdiscordia - CCC Berlin
@ctaz - Chaostreff Alzey
@ctbk - Chaostreff Backnang
@erlug - #ErLUG Erlangen
@flipdot - #Flipdot CCC Erfa-Kreis, Kassel
@haecksen - #Haecksen (Stuttgart, Hamburg, Hannover, Karlsruhe, Leibzig, Göttingen and Berlin)
@geekfem - #Geekfem Hamburg
@KiLUG - #KiLUG Haslach im Kinzigtal
@LUG_MYK - LUG Mayen-Koblenz
@lug_nuernberg - LUG Nürnberg
@lughannover - LUG Hannover
@lugor - #LUGOR Oberhausen Rheinland
@muccc - CCC Munich
@owasp_de - OWASP DE
@owasp_ka - OWASP Karlsruhe
⸻ India 🇮🇳
⸻ United Kingdom 🇬🇧
@2600 - 2600 Glasgow 🏴
@AbertayHackers - Abertay Hackers, Dundee 🏴
@DC44131 - #DC44131 Edinburgh 🏴
@OWASPLondon - OWASP London 🏴
⸻ Australasia
@flinderscybersoc - Flinders Cybersecurity Society, Adelaide, AU 🇦🇺
@linuxaustralia - Linux Australia 🇦🇺
@owaspmelb - OWASP Melbourne, AU 🇦🇺
@PalmyLUG - #PalmyLUG Palmerston North, NZ 🇳🇿
⸻
For other groups & meetups not in the fediverse:
➡️https://forum.defcon.org/social-groups
➡️https://events.ccc.de/
➡️https://owasp.org/www-community/meetings/
➡️https://www.2600.com/meetings
Feel free use, copy, modify, steal, boost, encrypt, or plagiarize this information anyway you want. 
𝟶 "No Rights Reserved"
⸻
#InfoSec #CyberSecurity #DEFCON #2600 #CCC #OWASP #WomenInCybersecurity #LUG #LinuxUserGroup #️⃣CatSalad
CatSalad🐈🥗 (D.Burch) :blobcatrainbow: (@[email protected])
Content warning: Big list of Bsides and hacker conferences in the fediverse (Updated:2025-06-26)
DEFCON 201TONIGHT @ 8pm EST, join #DCG201 & #toool member @Sidepocket for The Master Of Unlocking where he will investigate some strange #Computer #Security locks from a thrift depot!
Watch on #Twitch, #dLive, #YouTube, #Facebook & @torproject: https://linktr.ee/defcon201
#lockpicking #locksport #physicalsecurity #bypass #bike #chain #dc201 #defcon201
TONIGHT @ 8pm EST, join #DCG201 & #toool member @Sidepocket for The Master Of Unlocking as he #hacks #Python...the #MasterLock product!
Watch on #Twitch, #dLive, #YouTube, #Facebook & @torproject: https://linktr.ee/defcon201
#lockpicking #locksport #physicalsecurity #bypass #bike #chain #dc201 #defcon201
TONIGHT (8/22) at 8pm EST, join #DCG201 & #toool Member @Sidepocket for The Master Of Unlocking where we will celebrate over 100 years of (shitty) #MasterLock!
Watch on #Twitch, #dLive, #YouTube, #Facebook, @peertube & @torproject: https://linktr.ee/defcon201
#lockpick #lockpicking #locksport #physicalsecurity #dc201 #defcon201 #bypass
#DCG201 Stream Schedule EST on #DEFCON29:
Friday: 1pm - 4pm
Saturday: 1pm - 7pm
Sunday: 1pm - 7pm
Master Of Unlocking: Sunday 8pm
Watch #Twitch, #DLive , #YouTube, @peertube & @torproject: https://linktr.ee/defcon201
TONIGHT, 8pm EST, it's time to settle the old #lockpicking equivalent of #eMacs VS #Nano with City Rake VS #Bogata on "The Master of Unlocking" with #DCG201 Co-Founder Sidepocket!
Watch on #Twitch, #dLive, #YouTube, #Facebook, @peertube & @torproject: https://linktr.ee/defcon201
#locksport #lockpick #locksmith #physicalsecurity #dc201 #defcon201
Happy #4thofJuly #FourthofJuly from #DCG201!
Please donate to the American Indian Science and Engineering Society on our behalf!
TONIGHT at 7pm EST, join #DCG201 Co-Founder @Sidepocket for #CryptoBarons as we look at #blockchain #masternode in #Polygon and honor the #cryptocurrency whale-fucker himself the late #JohnMcAfee!
Watch on #Twitch, #dLive, #YouTube, #Facebook, @peertube & @torproject: https://linktr.ee/defcon201