Questions tagged [safety]

I have good back up system. Can my wallet be backed up? Can I access it anywhere? If so how do bit coin system know that I am the one accessing it?

I wanted to try-out mining from a pool from a raspberry pi. I ended up buying a USB ASIC miner (not sure I can post brand here). It's a bit bigger than a USB drive and mounted with heat sinks and fan. It is connected to a USB hub which is powered…