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How to reset Ghost blog admin user password

In case you forgot your password and need to reset the password from the backend. You can do so by replacing the hash password with a new one. Follow the below guide on how to replace the password for the admin user or any user that is unable to use it. NOTE: Usually this is

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Install Webmin on Ubuntu 20.04

Webmin is a web-based system administration tool designed for Unix-like operating systems, including Linux. It provides a graphical interface that allows users to manage and configure various aspects of the system through a web browser. Webmin is particularly useful for users who are more comfortable with graphical interfaces and want an easier way to perform

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How to encrypt and decrypt files using openssl

In this tutorial we will go over how to encrypt a text file that we can store in public storage without any security concerns. Suppose you are running an application in a cloud platform, and you are running daily backup of SQL files and want to store it securely in block storage somewhere in the

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How to generate self-signed certificate in Linux

In this tutorial, I will be using CentOS 7 to generate self-signed certificates. You can use any Linux operating system as long as it is Openssl install. To install Openssl follow the below guide: Openssl installation CentOS, Redhat, Fedora: Ubuntu, Debian Generating certificate with password Command: Interactive view: Verify output Generating certificate without password Command:

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Creating a sudo user on centos

To execute admin actions using a regular user, you need to create a sudo privileged account. By default, in CentOS, any user part of a wheel group is granted access to execute privileged commands. Follow the below steps to create a sudo account. NOTE: you can replace johnsmith with your preferred username. You will be

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