If you want to host a domain on a server at home, using your ISP’s connection, you will realize that your DNS provider (in my case GoDaddy) will not be in sync with the dynamic IP address assigned to you by your Internet provider. Let me show you a free and easy way of addressing this common issue. [Read more…]
The following article demonstrates the process of testing any Wi-Fi capable device against a key reinstallation attack. I’ll demonstrate the processes of executing the test using Kali Linux installed in the VirtualBox on a Windows machine. Then I’ll illustrate the process of testing recently patched Windows 10 as well as testing unpatched Android 7.0 mobile phone against the key Reinstallation Attack. This article also explores a newly discovered vulnerability of WPA2 named KRACK Attack (key reinstallation attack) in little more detail, as it’s one of the biggest vulnerabilities found in WPA2 to this day (patched only by a handful operating systems and Wi-Fi product manufacturers). The main issue introduced by KRACK attack is that it allows attackers to intercept all wirelessly transferred information in an unencrypted format, and do so without the knowledge of the wireless WPA/WPA2 network password. Serious? You bet…
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Following are the instructions on how to mount Amazon S3 storage to an AWS Lightsail Instance using S3FS and Fuse.
Following are simple instructions on how to programmatically create a snapshot of your Amazon Lightsail Instance using AWS CLI. [Read more…]
This post is for those who find it much easier to program in a cloud based IDE, straight from their browser. The following instructions are for Cloud 9 IDE installation on Centos, RHEL or Amazon Linux. [Read more…]
The following article is a short review of newly launched Amazon Lightsail service. [Read more…]
The following article shows how to install Tomcat v9.0.xx on CentOS Linux 7.x.xxxx.
Recently I needed to convert my physical CentOS Linux 7.3 server to a virtual image that I can quickly run from either VMware Workstation Player or VirtualBox (or keep as a backup that can be easily switched on as a copy of the physical server). I’ve kept searching the Internet, but only to find that the instructions were either too old or do not provide a proper step by step guide on how to go about this process. Thus the reason for this article, hopefully, it’ll help someone. [Read more…]
In this article, I’ll describe my personal selection of the top three most important criteria for selecting a server operating system. I’ll compare two competing operating systems, Microsoft Windows Server and Linux (Unix based). Both of these OS’s are capable of functioning as a network server, but for this article, I’ll be referring to a server, whose primary function is that of a web server (a system that is designed to host the websites). [Read more…]
The operating system that I use most frequently is Microsoft Windows 7 at work, Microsoft Windows 10 on my desktop at home and Android 6.0 Marshmallow on the smartphone and tablet. However, there is another operating system that I’ve been using for many years and that I rarely get into discussions about, yet over time it’s the operating system that has earned most of my trust. So for this post, instead of concentrating on the well-known Windows operating system, I’ve decided to describe my working experience with the not so commonly recognized CentOS operating system. [Read more…]
This post outlines how to configure MariaDB or MySQL on Centos 7 in order to store a specific database outside of the typical /var/lib/mysql/DBNAME directory. Or in other words, how you can have each of your databases residing on a different drive (or a different folder on the same drive), while running only a single instance of MariaDB or MySQL. [Read more…]
The command that controls a lot of automation that comes with VirtualBox software is called: vboxmanage. This article show how to use it in Centos/RHEL to automatically start your VM on boot. [Read more…]
Following are the simple instructions on how to mount Windows USB drive onto Centos/RHEL 7 and also resolve a very common mounting issue which presents itself with error: mount: unknown filesystem type ‘exfat’.
Following article described how to copy files and display the progress, speed of the transfer and also time remaining, while using CentOS Linux. [Read more…]
Following instructions will demonstrate how to create a full .iso image backup of a live CentOS 7 linux server.