zblacklist command not found

Introduction

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

zblacklist: command not found

or when using sudo you get the following error message

sudo: zblacklist: command not found

Solutions to zblacklist: command not found

How To Fix zblacklist: command not found in Ubuntu / Debian / Kali Linux / Raspbian

In Ubuntu zblacklist is provided by zmap package.

zmap is:

ZMap is a network scanner that enables researchers to easily perform Internet-wide network studies. With a single machine and a well provisioned network uplink, ZMap is capable of performing a complete scan of the IPv4 address space in under 45 minutes, approaching the theoretical limit of gigabit Ethernet.

ZMap can be used to study protocol adoption over time, monitor service availability, and help people better understand large systems distributed across the Internet.

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

sudo apt-get -y install zmap

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

You can also use apt command to install zmap.

sudo apt -y install zmap

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

sudo aptitude install zmap

Summary

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