References

www.cert.org/—Computer Emergency Response Team.

www.openssh.com/—The OpenSSH home page and source for the latest version of OpenSSH and its component clients, such as sftp.

http://vsftpd.beasts.org/—Home page for the vsftd FTP server.

https://help.ubuntu.com/community/FtpServer—Ubuntu community documentation for setting up and using an FTP server.

https://help.ubuntu.com/12.10/serverguide/C/ftp-server.html—Official Ubuntu documentation for setting up and using vsftp.

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