Showing posts from June, 2019

How to create a self signed SSL certificate and how to use it with your web Server.

SSL certificate is the foremost important aspect of any website. If your website is running without the SSL, the modern browsers will stop the users from entering the website. Of course, there are ways to bypass that, at your own risk. As long as your website has no commercial data exchange, sensitive user information, etc, you are still good to run a website without a proper SSL certificate. For example, a blog can run without an SSL.  Note that Google AdSense accepts websites without SSL.  But the topic of this post is about Self Signed SSL certificate. How to create one, how to use it, and where to use it.  Let us see where to use it. For any website which is used for internal purposes, it's always a good idea to use Self Signed SSL, instead of paying for a real SSL certificate. Internal I mean, within a company, team, or for personal uses, for testing purposes, etc.  Now, let us see how to create a self-signed SSL certificate.  What you need A Linux machine.  OpenSSL utility  A

VirtualBox and Hyper V conflicts on Windows 10

If you are using Windows 10 operating system and want to use virtualization on it, then you have 2 options. 1. Using Virtual Box 2. Using Hyper V This post is not about how to use them but instead, what are the issues you will encounter if you have them together. One scenario is, you have VirtualBox installed and working fine. Then you realize you want to use a docker on your Windows machine. The VirtualBox working fine until will start comparing about virtualization and acceleration. After installing the docker on your windows, all your VMs on the VirtualBox cannot start. It complains about the availability of virtualization. " The hardware virtualization is enabled in the Acceleration section of the system although it is not supported from the host system. It should be disabled in order to start the visual system " The error message not straight forward to understand. As you know virtualization is required for docker or VirtualBox to work. First thing you will do