This post will give you all the infomation you need to have a go at the BSides badge challenge, the infrastructure will be up until at least end of Feb 2018.
Over the next few weeks I will explane how to solve the badge challenge, but for now, here is all the infomation you need to solve it.
The badge this year was a magstripe style card.
The cards has some data on track 1.
There was also a radio station with some audio
And last of all there was a few clues in the guide book.