certpatch command not found

In this troubleshooting guide we learn how to fix certpatch command not found error message

Introduction

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

certpatch: command not found

or when using sudo you get the following error message

sudo: certpatch: command not found

In Ubuntu certpatch is provided by isakmpd package.

isakmpd is:

IKE is a protocol which allows one to exchange security information between to peers. This implementation requires the native Linux ipsec support.

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

sudo apt-get -y install isakmpd

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

You can also use apt command to install isakmpd.

sudo apt -y install isakmpd

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

sudo aptitude install isakmpd

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