on the exchange Btc-e Api is -
https://btc-e.com/profile#api_keyson the exchange Mtgox is -
https://www.mtgox.com/security and "Advanced API Key Creation"
Where is Api key on bitstamp ?
the key is to be about the DEF45RG9T-G4T5R6EGR-EG45RE4HR-4G5R4HR
and secret is - dsf4r5e7g6er4g6df4gvt7h65re4g6t94j8rh6er4h56er