June is the month where were inviting thousands of security aficionados to put their skills to the test. In 2018, 23,563 people submitted at least one flag on their hunt for the secret cake recipe in the Beginners Quest. 330 teams competed for a place in the CTF Finals, the lucky 10 winning teams got a trip to London to play with fancy tools, solve mysterious videos and dine in Churchill’s old chambers. The top 10 teams will qualify for the onsite final (location and details coming soon)”]
Source: https://security.googleblog.com/2019/05/google-ctf-2019-is-here.html