The CyberSec Lounge: https://disboard.org/server/join/509544906335715349
Infosec Community: https://discord.gg/bw8DzNn
Whitehat Hacking: https://discord.gg/dCu7n6J
HackTheBox: https://discord.gg/2NJt27j
Offsec: https://discord.gg/E9PHD3s
Hackfest Canada: https://discord.gg/m2DCFJmR
SANS Offensive Operations: https://discord.com/invite/f3R93W38gs
TryHackMe: https://discord.gg/wnF8DNhrRm
Pentest Laboratories: https://discord.com/invite/rR6FJBH
Republic of Hackers: https://discord.gg/yf4W93Wpem
Dead Pixel: https://discord.gg/uYsHnW6H7k
TrustedSec: https://discord.gg/aUBbJhGctM
Black Hills: https://discord.gg/GwRhHAM6Ch
Below 0day: https://discord.gg/nUQP75w
BurbSec: https://discord.com/servers/burbsec-713431283056771084
Reverse Engineering: https://discord.gg/yYsqmWC
Hacker One: https://discord.gg/tUdxjy6
Threat Hunter Community: https://discord.gg/BXSXjpYs
Infosec Prep: https://discord.gg/infosecprep
Prelude Operator: https://discord.gg/uxvNhFey
Blue Team Village (Def Con): https://discord.com/invite/blueteamvillage
Red Siege: https://discord.com/invite/VpHXYUp