atk6-thcsyn6 command not found

In this troubleshooting guide we learn how to fix atk6-thcsyn6 command not found error message

Introduction

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

atk6-thcsyn6: command not found

or when using sudo you get the following error message

sudo: atk6-thcsyn6: command not found

In Ubuntu atk6-thcsyn6 is provided by thc-ipv6 package.

thc-ipv6 is:

Attack toolkit for testing IPv6 and ICMPv6 protocol weaknesses.

Some of the tools included:

alive6: an effective alive scanning.

denial6: try a collection of denial-of-service tests against a target.

detect-new-ip6: detect new ip6 devices which join the network.

dnsdict6: parallelized dns ipv6 dictionary bruteforcer.

dos-new-ip6: detect new ip6 devices and tell them that their chosen IP collides on the network (DOS).

exploit6: test known ipv6 vulnerabilities against a target.

fake_mld6: announce yourself in a multicast group of your choice on the net.

fake_router6: announce yourself as a router on the network.

flood_advertise6: flood a target with random neighbor advertisements.

flood_router6: flood a target with random router advertisements.

implementation6: performs various implementation checks on ipv6.

parasite6: icmp neighbor solitication/advertisement spoofer.

redir6: redirect traffic to you intelligently (man-in-the-middle) with a clever icmp6 redirect spoofer.

rsmurf6: remote smurfer (known to work only against Linux at the moment).

thcping6: sends a hand crafted ping6 packet.

toobig6: mtu decreaser with the same intelligence as redir6.

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

sudo apt-get -y install thc-ipv6

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

You can also use apt command to install thc-ipv6.

sudo apt -y install thc-ipv6

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

sudo aptitude install thc-ipv6

In this tutorial we learn how to fix atk6-thcsyn6 command not found error in Ubuntu / Debian / Kali Linux or Raspbian distribution.