b3sum command not found

In this troubleshooting guide we learn how to fix b3sum command not found error message

Introduction

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

b3sum: command not found

or when using sudo you get the following error message

sudo: b3sum: command not found

Solutions to b3sum: command not found

How To Fix b3sum: command not found in Ubuntu / Debian / Kali Linux / Raspbian

In Ubuntu b3sum is provided by b3sum package.

b3sum is:

BLAKE3 is a cryptographic hash function that is much faster than MD5, SHA-1, SHA-2, SHA-3, and BLAKE2 and Secure, unlike MD5 and SHA-1. And secure against length extension. Note, This package includes binary “b3sum” which is built from official multithreaded implementation of BLAKE3 in rust.

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

sudo apt-get -y install b3sum

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

You can also use apt command to install b3sum.

sudo apt -y install b3sum

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

sudo aptitude install b3sum

Summary

In this tutorial we learn how to fix b3sum command not found error in Ubuntu / Debian / Kali Linux or Raspbian distribution.