DEF CON in Las Vegas is the world's largest hacker convention with a lively environment for all skill levels.Black Hat in Las Vegas focuses on cybersecurity business and research, offering cutting-edge content for intermediate to advanced ethical hackers.BSides events across nations emphasize collaboration and knowledge-sharing, ideal for beginners and mid-level learners.HITB conferences offer deep technical presentations and are suitable for intermediate to advanced level attendees.Nullcon in Goa, India, is a renown cybersecurity conference with quality sessions, especially for attendees from Asia.THOTCON in Chicago is a compact single-track conference providing quality content for hackers seeking an intimate experience.CanSecWest in Vancouver hosts the live hacking competition Pwn2Own and is recommended for senior ethical hackers.Diana Initiative in Las Vegas promotes diversity and inclusion in InfoSec for a safe and empowering cybersecurity atmosphere.RootedCon in Madrid is a leading European hacking conference known for malware analysis and ethical hacking presentations.