Linux on Xianpeng Shenhttps://shenxianpeng.dev/en/tags/linux/Recent content in Linux on Xianpeng ShenHugo -- gohugo.ioenxianpeng.shen@gmail.com (Xianpeng Shen)xianpeng.shen@gmail.com (Xianpeng Shen)Copyright © 2017–2026 Xianpeng Shen. All rights reserved.Fri, 16 Sep 2022 00:00:00 +0000Restrict others from login your important Linux machinehttps://shenxianpeng.dev/en/posts/2022/restrict-connect-server/Fri, 16 Sep 2022 00:00:00 +0000xianpeng.shen@gmail.com (Xianpeng Shen)https://shenxianpeng.dev/en/posts/2022/restrict-connect-server/This article explains how to restrict access to a critical Linux machine by modifying the <code>/etc/security/access.conf</code> file, allowing only specific users to log in.