Authentication plugin 'caching_sha2_password' cannot be loaded

Question

I am connecting MySQL - 8.0 with MySQL Workbench and getting the below error:

Authentication plugin \'caching_sha2_password\' cannot be loaded: dlop

Answer 1

I solved this problem by installing MySQL 5.7:

Step 1 – Enable MySQL Repository

First of all, You need to enable MySQL 5.7 community release yum repository on your system. The rpm packages for yum repository configuration are available on MySQL official website. Use on of below command as per your operating system version.

On CentOS and RHEL 7

yum localinstall https://dev.mysql.com/get/mysql57-community-release-el7-9.noarch.rpm

On CentOS and RHEL 6

yum localinstall https://dev.mysql.com/get/mysql57-community-release-el6-9.noarch.rpm

On Fedora 27

dnf install https://dev.mysql.com/get/mysql57-community-release-fc27-9.noarch.rpm

On Fedora 26

dnf install https://dev.mysql.com/get/mysql57-community-release-fc26-9.noarch.rpm

On Fedora 25

dnf install https://dev.mysql.com/get/mysql57-community-release-fc25-9.noarch.rpm

Step 2 – Install MySQL 5.7 Server

As you have successfully enabled MySQL yum repository on your system. Now, install MySQL 5.7 community server using following commands as per your operating system version.

On CentOS and RHEL 7/6

yum install mysql-community-server

On Fedora 27/26/25

 dnf install mysql-community-server

source: https://tecadmin.net/install-mysql-5-7-centos-rhel/