CentOS9_en CentOS Stream9 ; Initial settings after installation
1.Disabling SELinux First, disable selinux. selinux is a fea...
CentOS9_en
CentOS9_en 
CentOS9_en CentOS Stream9 ; WEB Server(Apache2)
1.Apache2 installation and virtual host configuration 1.1 Ap...
CentOS9_en CentOS Stream9 ; OS Install
CentOS Linux is a clone OS of RHEL (Red Hat Enterprise Linux...
CentOS9_en CentOS Stream9 ; SSH , Firewalld , NTP
1.Setting up remote connection via SSH SSH is a service for ...
CentOS9_en CentOS Stream9 ; Authenticated connection with SSH key pair
Authenticated connection with SSH key pair Creation of publi...
CentOS9_en CentOS Stream9 ; FTP , Samba Server
1.FTP Server 1. 1 vsftpd Install 1.2 vsftpd setting Save the...
CentOS9_en CentOS Stream9 ; Clamav , Mail Server
1. Clamav 1.1 Clam AntiVirus Install 1.2 Edit Clam AntiVirus...
CentOS9_en CentOS Stream9 ; Let's Encrypt , Apache・Mail Server SSL/TLS
1.Obtain SSL Certificate( Let's Encrypt ) 1.1 Advance prepar...
CentOS9_en CentOS Stream9 ; MySQL8 , WordPress
Mysql8 Install charset.cnf Create a new one with the followi...
CentOS9_en CentOS Stream9 ; Suricata , Tripwire , Chkrootkit
Suricata Install SURICATA IDS/IPS is an open source IDS that...
CentOS9_en CentOS Stream9 ; Logwatch , Disk Usage Check Script
1. Logwatch ①Install ②Edit configuration file ③Output Logwat...
CentOS9_en CentOS Stream9 ; System Backup and Restore
1.Website data backup Backup under /var/www/html ①Create bac...