CentOS7.9_en CentOS7.9 ; SSH , Fierwalld , NTP
1.Remote connection by SSHSSH is a service for connecting re...
2022-02
CentOS7.9_en 
CentOS7.9_en CentOS7.9 ; SSH connection with public-key
SSH connection with authentication using RSA public key cryp...
CentOS7.9_en CentOS7.9 ; FTP Server Install
FTP Server Installation1. vsftpd install2.vsftpd configurati...
CentOS7.9_en CentOS7.9 ; Mail Server, Clamav, SpamAssassin
Clamav ( anti-virus software ) 1.Clam AntiVirus Install2.Edi...
CentOS7.9_en CentOS7.9 ; Let's Encrypt , WEB・Mail SSL
1.Obtain SSL Certificate( Let's Encrypt )Install the latest ...
CentOS7.9_en CentOS7.9 ; MySQL8 , WordPress
Mysql8 Install1.Preparation and ConfirmationIf MariaDB is al...
CentOS7.9_en CentOS7.9 ; SNORT2 , Tripwire , Chkrootkit
SNORT2 Install1. Advance preparation①Install necessary softw...
CentOS7.9_en CentOS7.9 ; Logwatch , Disk usage check script
1. Logwatch①Install②Edit configuration file③Output Logwatch ...
CentOS7.9_en CentOS7.9 ; System Backup and Restore
1.Website data backup1.1 Backup under /var/www/html①Creating...