What is sudo used for?
The sudo command is used to give such permissions to any particular command that a user wants to execute once the user enters a user password to give system based permissions.
Is sudo safe to use?
Short answer: There is no way to securely use sudo if your regular user may be compromised. Use it only for convenience, not for security. The same applies to su and all other programs that may be used to elevate your regular user to a more privileged one.
What does sudo code mean?
super user do!
Sudo, the one command to rule them all. It stands for “super user do!” Pronounced like “sue dough” As a Linux system administrator or power user, it’s one of the most important commands in your arsenal. It is much better than logging in as root, or using the su “switch user” command.
What is Modules_install?
sudo make modules_install is a step in building your own Linux kernel. Many parts of the kernel can be built into the k. This is a command you’d run once you’ve build the Linux kernel to install the parts of the kernel that you had built as modules instead of being built into the kernel. sudo make modules_install.
What is sudo in Linux?
Sudo is a Linux program meant to allow a user to use root privileges for a limited timeframe to users and log root activity. It is a program used for managing of user permission based on a system configuration file. It allows users to run programs with the privileges of another user, by default, the superuser.
Why is using sudo bad?
The sudo facility was never intended to be used as a gateway for commands issued by a sysadmin. It cannot check the validity of the command. It does not check to see if the user is doing something stupid.
How does sudo work in Linux?
The sudo command allows you to run programs with the security privileges of another user (by default, as the superuser). It prompts you for your personal password and confirms your request to execute a command by checking a file, called sudoers , which the system administrator configures.
What is make bzImage?
` make bzImage ‘ will compile the kernel, and leave a file in arch/i386/boot called ` bzImage ‘ (among other things). This is the new compressed kernel. All even halfway reasonably recent kernels are compressed, hence the ` bz ‘ in front of the names. A compressed kernel automatically decompresses itself when executed.
What is make module?
The make modules command will just compile the modules, leaving the compiled binaries in the build directory. make modules_install will make sure that there are compiled binaries (and compile the modules, if not) and install the binaries into your kernel’s modules directory.