Pure-FTPd is a fast, production-quality, and standard-conforming FTP server, based-on Troll-FTPd. Unlike other popular FTP servers, it has no known security flaws, is trivial to set up, and is especially designed for modern Linux kernels (setfsuid and sendfile capabilities) . Features include: PAM support, IPv6, chroot()ed home directories, virtual domains, built-in LS, anti-warez system, bandwidth throttling, FXP, bounded ports for passive downloads, upload and download ratios, Apache log files, and more.