cert_create command not found

Introduction

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

cert_create: command not found

or when using sudo you get the following error message

sudo: cert_create: command not found

Solutions to cert_create: command not found

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

In Ubuntu cert_create is provided by arm-trusted-firmware-tools package.

arm-trusted-firmware-tools is:

The “secure world” on arm64 machines is a special level of CPU privilege that is hidden from the normal OS, and has complete control over the system. It provides both initialization during early boot stages (before u-boot or EFI) and system monitor functionality once the machine is booted up.

This package includes helper tools.

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

sudo apt-get -y install arm-trusted-firmware-tools

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

You can also use apt command to install arm-trusted-firmware-tools.

sudo apt -y install arm-trusted-firmware-tools

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

sudo aptitude install arm-trusted-firmware-tools

Summary

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