From the course: LPI Linux Essentials (010-160) Cert Prep

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Using special execute permissions

Using special execute permissions - Linux Tutorial

From the course: LPI Linux Essentials (010-160) Cert Prep

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Using special execute permissions

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- So we've already talked about the fact that the execute permission bit enables you to identify programs, as such, by using the LS-LA command. By seeing that X listed you're going to know these are things that you can run as a program. Now these files can be done using your own credentials, which is usually a good thing, because you want to run these processes as a specific user as part of Linux's security model. So if you're running a file you're going to be the one using your normal user permissions. Occasionally, though, you may need to run these programs with elevator permissions, as a super user, an admin, or even the root user. For example, if you want to change the password by using the password program, this is going to have to be run as root, because it needs to write a special configuration file that only the root user has. So if users were to change their own passwords, the password must have root privileges,…

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