creator Intigriti's May challenge by stealthcopter

Execute arbitrary JavaScript and win Intigriti swag.

  • This challenge runs from Monday the 6th of May until Monday the 13th of May, 11:59 PM UTC.
  • First blood will be rewarded with a €100 swag voucher! In addition to First blood, out of all correct submissions, we will draw six winners on Wednesday, the 15th of May:
    • Three randomly drawn correct submissions
    • Three best write-ups
  • Every winner gets a €50 swag voucher for our swag shop
  • The winners will be announced on our Twitter profile.
  • For every 100 likes, we'll add a tip to announcement tweet.
  • Join our Discord to discuss the challenge!
The solution...
  • Should pop alert(document.domain)
  • Should NOT use another challenge on the domain.
  • Shouldn't be self-XSS or related to MiTM attacks.
  • Should require no user interaction.
  • Should be reported at
Find the challenge below or on the challenge page here!

Let's get hacking!