It is not only insecure, but not specific enough on several aspects of the protocol, leading to implementation problems. It also doesn't do any error correction

It is not only insecure, but not specific enough on several aspects of the protocol, leading to implementation problems. It also doesn't do any error correction beyond TCP. It is quite fast, however, compared to SFTP/SSH. http://mywiki.wooledge.org/FtpMustDie http://mywiki.wooledge.org/FtpMustDie