Square_CTF(2) Square_CTF(2)


tips-for-getting-started — Practice makes perfect! All our past challenges are available for you to play. Solutions published by various past teams are also available.

Challenges requiring backend services are packaged using Docker.

Check out our previous years' challenges challenges.

Work environment

Common linux command line tools


Web tools and web security

X86 assembly

Practice, practice, practice!

Other resources

See also

Work_at_Block(1), Privacy_policy(1), Code_of_conduct(1)

Square, Inc. (c) Square_CTF(2)