之前一直对 su 和 sudo 这两个命令犯迷糊，最近专门搜了这方面的资料，总算是把两者的关系以及用法搞清楚了，这篇文章来系统总结一下。 因为本篇博客中涉及到用户切换，所以我需要提前准备好几个测试用户，方便后续切换。 Linux 中新建用户的命令是 useradd ...

If you have users that need certain admin privileges on your Linux machines, here's a walk-through of the process for granting full or specific rights. How many times have you created a new user on a ...

A major vulnerability impacting a large chunk of the Linux ecosystem has been patched today in Sudo, an app that allows admins to delegate limited root access to other users. For the technical details ...

Linux users should immediately patch a serious vulnerability to the sudo command that, if exploited, can allow unprivileged users gain root privileges on the host machine. Called Baron Samedit, the ...