most widely used type is anonymous FTP.
a file is stored in an anonymous FTP directory virtually anyone with Internet
access and an FTP program of sort, even a web browser, can download the file.
on the other hand is not usually possible with anonymous FTP
FTP, therefore is used primarily to give the Internet public download access to
a particular directory of files. Anyone can download files from the directory,
but only the owner of directory can upload the directory.