ftp-ssl command not found

Introduction

When you run more command in linux terminal / console, you get the following error message

ftp-ssl: command not found

or when using sudo you get the following error message

sudo: ftp-ssl: command not found

Solutions to ftp-ssl: command not found

How To Fix ftp-ssl: command not found in Ubuntu / Debian / Kali Linux / Raspbian

In Ubuntu ftp-ssl is provided by ftp-ssl package.

ftp-ssl is:

ftp is the user interface to the ARPANET standard File Transfer Protocol. The program allows a user to transfer files to and from a remote network site.

ftp-ssl replaces normal ftp using SSL or TLS authentication and encryption. It interoperates with normal ftpd. It checks if the other side is also talking SSL or TLS, if not it falls back to normal ftp protocol.

Advantages over normal ftp(d): Your passwords and the data you send will not go in cleartext over the line. Nobody can get it with tcpdump or similar tools.

To fix this problem, we can install more using the command below.

sudo apt-get -y install ftp-ssl

This command might take some time to finish depending on your machine internet connection.

You can also use apt command to install ftp-ssl.

sudo apt -y install ftp-ssl

Or if you have aptitude installed you can use the following command.

sudo aptitude install ftp-ssl

Summary

In this tutorial we learn how to fix ftp-ssl command not found error in Ubuntu / Debian / Kali Linux or Raspbian distribution.