linux nologin shell
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shell - What's the difference between /sbin/nologin and ...
- https://unix.stackexchange.com/questions/10852/whats-the-difference-between-sbin-nologin-and-bin-false
- Which of These 5 Linux Shells Is Best?
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shell - What's the difference between /sbin/nologin and ...
- https://unix.stackexchange.com/questions/10852/whats-the-difference-between-sbin-nologin-and-bin-false
- On linux, /sbin/nologin comes from the util-linux project, while /bin/false is part of GNU Coreutils. They serve different roles, and nologin has the option of printing a message for people who have it as their shell who are logging in. The linux commands come from BSD, where they seem to …
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How to Block or Disable Normal User Logins in Linux
- https://www.tecmint.com/block-or-disable-normal-user-logins-in-linux/
- Jan 27, 2014 · What ever the situations is, it is a good idea to prevent non-root(normal) users from connecting to the system. Read Also: Disable or Enable SSH Root Login and Limit SSH Access in Linux. In this article, we will describe how to block non-root users logins using /etc/nologin file as well as a nologin shell in Linux.
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Howto: Linux shell restricting access - nixCraft
- https://www.cyberciti.biz/tips/howto-linux-shell-restricting-access.html
- The best way to put Linux shell access restriction is to use special shell called nologin, which politely refuse a login. It displays a message that an account is not available and exits non-zero. It is intended as a replacement shell field for accounts that have been disabled or have other user level access such as ftp, pop3, smtp etc.
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User account with no login shell - UNIX & Linux Forums
- https://www.unix.com/unix-for-dummies-questions-and-answers/138524-user-account-no-login-shell.html
- jw_amp. A user without a login shell is a user that can't log into a system, and thus can't run any commands interactively on that system. Still, processes can run as that user. Imagine a server process running as root with a bug that a remote attacker can use to gain local access.
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nologin(8) - Linux manual page - Michael Kerrisk
- http://man7.org/linux/man-pages/man8/nologin.8.html
- nologin displays a message that an account is not available and exits non-zero. It is intended as a replacement shell field to deny login access to an account. If the file /etc/nologin.txt exists, nologin displays its contents to the user instead of the default message. The exit code returned by nologin …
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linux - run script as user who has nologin shell - Server ...
- https://serverfault.com/questions/351046/run-script-as-user-who-has-nologin-shell
- All I need to do is to run a specific script as a particular user who does have the nologin/false shell indicated in /etc/passwd. I would run the script as root and this should run as another user. Running: ~# su -c "/bin/touch /tmp/test" testuser would work, but I need a valid shell for the testuser.
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bash - What are login and non-login shells? - Ask Ubuntu
- https://askubuntu.com/questions/155865/what-are-login-and-non-login-shells
- The other general cases for having a login shell include: accessing your computer remotely via ssh (or connecting locally with ssh localhost) simulating an initial login shell with bash -l (or sh -l) simulating an initial root login shell with sudo -i or sudo -u username -i for another non-root user.
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linux - What is the difference between /sbin/nologin and ...
- https://serverfault.com/questions/519215/what-is-the-difference-between-sbin-nologin-and-bin-false
- Some sites use /sbin/nologin to disable shell access while allowing sftp access by putting it in /etc/shells. This may open a backdoor if the user is allowed to create cronjobs. This may open a backdoor if the user is allowed to create cronjobs.
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