CentOS9_en CentOS Stream9 ; Initial settings after installation
1.Disabling SELinuxFirst, disable selinux. selinux is a feat...
CentOS9_en
CentOS9_en 
CentOS9_en CentOS Stream9 ; WEB Server(Apache2)
1.Apache2 installation and virtual host configuration1.1 Apa...
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 SSHSSH is a service for c...
CentOS9_en CentOS Stream9 ; Authenticated connection with SSH key pair
Authenticated connection with SSH key pairCreation of public...
CentOS9_en CentOS Stream9 ; FTP , Samba Server
1.FTP Server1. 1 vsftpd Install1.2 vsftpd settingSave the un...
CentOS9_en CentOS Stream9 ; Clamav , Mail Server
1. Clamav1.1 Clam AntiVirus Install1.2 Edit Clam AntiVirus c...
CentOS9_en CentOS Stream9 ; Let's Encrypt , Apache・Mail Server SSL/TLS
1.Obtain SSL Certificate( Let's Encrypt )1.1 Advance prepara...
CentOS9_en CentOS Stream9 ; MySQL8 , WordPress
Mysql8 Installcharset.cnf Create a new one with the followin...
CentOS9_en CentOS Stream9 ; Suricata , Tripwire , Chkrootkit
Suricata InstallSURICATA IDS/IPS is an open source IDS that ...
CentOS9_en CentOS Stream9 ; Logwatch , Disk Usage Check Script
1. Logwatch①Install②Edit configuration file③Output Logwatch ...
CentOS9_en CentOS Stream9 ; System Backup and Restore
1.Website data backupBackup under /var/www/html①Create backu...