VIA-week Challenges 2020

In the week of 28 September new challenges will be posted on this page every day. For any questions you can mail us at

The rules for all challenges:

  • Challenges which require a proof (e.g. in the form of a picture) must me emailed to
  • Please leave all challenges the way you found them. Don't remove a challenge!
  • You can recognize most flags by the prefix "VIA_"

October 2nd at 23:59 the winners will be determined. Some challenges will stay open if you want to keep hacking, but these points won't count towards your total.