Pure FTP Server is a fast, production quality, standards-conformant FTP server based on Troll-FTPd. It has no known vulnerability, it is trivial to set up, and it is especially designed for modern kernels. Features include PAM support, IPv6, chroot()ed home directories, virtual domains, built-in 'ls', FXP protocol, anti-warez system, bandwidth throttling, restricted ports for passive downloads, an LDAP backend, XML output, and more.