You can find the login settings for FTP in your Control Panel, under the menu FTP. You can set the password there as well.
Secure FTP (FTPES) is available to all web hosting customers. This makes it possible to connect an encrypted FTP to your website, so that your password and sensitive files can not be intercepted. This is especially important in public environments (eg WIFI hotspots) to keep your website safe. FTP is by nature not protected against eavesdropping. To use FTPES you must indicate this in the settings of your FTP client. For this the server type (or connection type) must be set to "FTPES" or "FTP TLS / SSL".
...