Hands-On Lab Training for CompTIA Security+: Gain Practical Proficiency | dig

In this lesson, we will use the dig utility to assess organizational security.

We are in the dig portion of the video series. This lesson is part of a video series that prepares you for the hands-on portion of the CompTIA Security+ exam and is designed to give you hands-on experience with the Operations and Incident Response section of the exam. So, what is dig?

► What: The dig command in Linux is a network administration tool used for querying DNS (Domain Name System) servers to retrieve information about domain names, such as IP addresses, mail exchange records, and name servers.
► Who: The dig command is used by system administrators, network engineers, and anyone needing to perform DNS-related tasks on a Linux or Unix-based system.
► When: The dig command can be used at any time when there is a need to retrieve DNS information, whether for troubleshooting network issues, setting up DNS configurations, or performing routine maintenance.
► Where: The dig command is a command-line tool available on Linux and Unix-based operating systems. It can be used in a terminal or command prompt window.
► Why: The dig command is used to perform DNS lookups, allowing users to gather crucial information about domain names, helping with tasks such as troubleshooting network problems, configuring DNS servers, and verifying DNS configurations.
► How: To use the dig command, open a terminal or command prompt window and type "dig" followed by the domain name or query type you want to perform. Optionally, you can specify the DNS server you want to query.
►The rest of the 'how' is what this video is all about, so let's get into it!

To get started, grab the companion guide from the link in the show notes below. Also, if you like this content, make sure to subscribe to the channel so you won't miss any new videos.

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