Debian11.11_en Debian11.11 : OS Install
1.Download Debian installation imageGo to the Debian archive...
Debian11.11_en
Debian11.11_en 
Debian11.11_en Debian11.11 : WEB Server(Apache2)
Web server Apache2 installationAllow http:80 and https:443 p...
Debian11.11_en Debian11.11 : Initialization
1. Installing and configuring the vim editorDebian has "nano...
Debian11.11_en Debian11.11 : SSH , Firewall Setting
1. SSH Service Security SettingsThe SSH service allows the r...
Debian11.11_en Debian11.11 : SSH connection using public key cryptography
RSA SSH connection with authentication using public key cryp...
Debian11.11_en Debian11.11 : NTP ,FTP Server Installation
1. Install NTP serverSetting ReflectionOperation check2. Ins...
Debian11.11_en Debian11.11 : Anti-virus(Clamav) , Mail Server
1. Antivirus software Clamav installedInstall Clam AntiVirus...
Debian11.11_en Debian11.11 : Let's Encrypt WEB , Mail Server SSL
1. Obtain a certificate (Let's Encrypt)1.1 advance preparati...
Debian11.11_en Debian11.11 : MySQL8 , WordPress Install
1. MySQL 81. 1 Update package indexInstall necessary package...
Debian11.11_en Debian11.11 : SNORT2 , Tripwire Install
1.SNORT2Snort is an open source network intrusion detection ...
Debian11.11_en Debian11.11 : logwatch , Disk Usage Check Script
1. Introduce disk usage check script1.1 Script CreationConte...
Debian11.11_en Debian11.11 : System Backup and Restore
1. System Backup1.1 Backup under /var/www/html① Create backu...
