In computer security, a vulnerability is a weakness which can be exploited by a Threat Actor like an attacker, to perform unauthorized actions within a computer system. These vulnerabilities have to…
Unix & Linux provides Read(r),Write(w) and Execute(x) permissions to any file on the system. If you ls -l every file with its permissions will be shown.
Linux works on the concept of virtual file systems. Everything on a Linux/Unix system is a file. Here is a brief look at the file system structure -
Every computer follows a standard boot sequence when it starts up.
Linux has completely different naming conventions while mounting drives as compared to Windows. /dev/sda,/dev/sdb,/dev/sdc etc. are the conventions in Linux.
Every Linux & Unix System has several environment variables which are dynamic variables essential for running several processes in the system. HOME,env being some of the well known environment…