Does anyone have any means to brute force a .cap file?

This is a test for me by a friend but my PC isn't fast enough to do this!

I was thinking about renting a super PC for a few days but I...

Hi pureh@te

I have a .cap file which I am testing with to see if its possible to brute force it or whatever. This is basically a test:

My friend changed the wireless password on our router and...