Linux

Installing Visual Studio Code on Fedora 31

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Install SNAP Microsoft released updates to Visual Studio Code as a SNAP package. Snap is a package management utility similar to apt, yum, or dnf, that is used to install software and any required dependencies. To install VS Code, we must first install snap. Install snap Configure snap for classic mode (required for VS Code) […]

Security

Setting up DVWA

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DVWA ( http://www.dvwa.co.uk/ ) is a very useful tool for learning about web-based security. This is not just useful for hackers, but also for security engineers to learn the tools and processes used by hackers to attack production systems. This post hopefully covers everything necessary to setup DVWA in a virtual machine. Configuration DVWA: Version […]

Uncategorized

Customizing hotkeys on keyboard

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I use a Dell keyboard, model Y-U0003-DEL5 that has a string of hotkeys on the top of it. These keys for the most part are useless to me because they are primarily for web browsing (back, forward, stop, restart) and other simple tasks such as opening the email client. I wanted to use these keys […]

Linux

Installing WordPress on Ubuntu 19.04

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Install LAMP Stack To begin installation of the LAMP stack (Linux, Apache, MariaDB, PHP) we update the apt catalog. Then we select the packages to install. NOTE: We are also including the git package now so we can use it later. Once the packages are installed, we start them and configure them to auto-start at […]

Networking

Setting up firewall rules for Microsoft Exchange

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In this scenario we will be setting up a simple Microsoft Exchange mail server to be accessed by the internet. We will assume all Exchange services are on the same host, and all clients are on the internet. To begin, we start by looking at the available documentation. A brief internet search turns up https://docs.microsoft.com/en-us/exchange/plan-and-deploy/deployment-ref/network-ports?view=exchserver-2019 […]

Linux

Configure a static IP address in CentOS 7

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To view the IP address on a Linux machine, we can use either of the following commands from a terminal. NOTE: The first command is deprecated and should not be used if possible. ifconfigip a Option 1: Edit configuration files The first option is to edit the files under /etc/sysconfig/network-scripts. These files exist for each […]