Domain Name System aka DNS As an IT or Cyber security professional, a thorough understanding of the Domain name system is very helpful. However, we cannot discuss here the complete theory. Let’s discuss some key items to get a grasp on the basics of the subject. Before DNS came into the picture, how in the … Read more
Basics of a TCP/IP For a cyber security professional or a networking professional after learning about a lot of fundamentals, comes the real need to understand TCP/IP, we know a lot of information available over the internet about this, also we know there are hundreds of videos exist to understand OSI model, don’t want to … Read more
Malware file analysis If you want to test your endpoint security with a test virus file, you can download the sample file from eicar Never attempt to execute a suspected malware file, rename the file as .txt so that you will not execute it accidentally, and have a sandbox environment to analyze the file. You … Read more
Extract hash value from a file Hashes are the values that will help determine the integrity of the file, most websites publish the hash values of the files which they allow you to download, you need to compare the value of the hash with the hash value of the downloaded file to see the integrity … Read more