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Let's say I create a user named 'bogus' using the adduser command. How can I make sure this user will NOT be a viable login option, without disabling the account. In short, I want the account to be
24 thg 6, 2021 · What I've done I've setup a user with the default shell /usr/sbin/nologin. But when trying to access this user by su --shell=/bin/bash user I am not able to do so. Minimal example # useradd --shell /usr/sbin/nologin locked # passwd locked Enter new UNIX password: *secret* Retype new UNIX password: *secret* passwd: password updated successfully
31 thg 8, 2023 · /sbin/nologin的作用 在Linux系统中，/sbin/nologin是一个特殊的Shell，它用于禁止用户登录到系统。 当用户尝试使用该Shell登录时，系统会拒绝登录，并在控制台显示一条相关的讯息。 通常情况下，以下类型的用户会被设置为/sbin/nologin：
25 thg 2, 2021 · Using nologin will prompt the user if they attempt to login and that prompt is customizable you could put anything in the /etc/nologin.txt file. Using false is another option this will just drop the user with no prompt or anything.
Suppose a non-root user with sudo privileges executes a delayed shutdown (shutdown +10 or whatever) and logs out. Then, before the shutdown occurs, he wants to log back in and cancel the shutdown. ...
4 thg 3, 2021 · 5 Methods such as creating the file /etc/nologin, setting account login shells to /bin/false or /sbin/nologin effectively disable user accounts from logging into an interactive shell, but do not protect the system. If you want to specifically restrict a user to using scp or sftp only, install a restricted shell that is designed to do exactly that.
5 thg 4, 2014 · 3 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 have a long history of being different.
5 thg 3, 2018 · vsftp新建用户无法登录？ 搭的vsftp服务器，新建一个用户后，这个用户不能登陆。 新建用户时 -d -s /sbin/nologin -m都有，密码也设置了。 报错530,说… 显示全部 关注者 3 被浏览
12 thg 9, 2014 · They both serve the same purpose, but /sbin/nologin is probably the preferred method. From a security standpoint, `/sbin/nologin`` isn't the preferred method; it wastes time and cycles providing a response. Although neither provide particularly good security; they're defense-in-depth measures, but they don't actually stop someone from running a command as a given …
7 thg 11, 2012 · Changing the shell to /bin/false or /usr/sbin/nologin will only prevent them from running commands on those services that can be used to run commands (console login, ssh, telnet, rlogin, rexec...), so affect authorisation for some services only. For ssh for instance, that still allows them to do port forwarding.
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