Windoze+email+not well regulated digital currency exchanges = recipe for disaster.
How was the exchange hacked? Most hacks like this start out with an email exploit or the notorious zip file that is attached to the email.
Don't store value in bitcoin or other digital currency use the digital currency as a transactional currency. If you want to play the Bitcoin market (as a very volatile index) play the index
Bitcoin BTC Bitstamp (BITCOIN:BITSTAMPUSD) Bitcoin Chart & Quotes - INO.com