Wireless communication

We tried to find a new way of sending the flag, and this time it is even encrypted! Since we are nice we will even give you a hint. The password starts with S. Can you Rock our world?

https:///rsxc.no/5512383c4c02768617233eefdd4f79efe5dea9d08a850c8414644abf296845cf/22-challenge.cap