fedora43_en Fedora43 : Initial Settings
1. Disabling SELinuxFirst, disable SELinux. SELinux is a fea...
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fedora43_en 
fedora43_en Fedora43 : OS Install
Fedora43 : Download (Released October 28, 2025)Please downlo...
OpenSUSE16.0_en OpenSUSE16.0 : Obtain SSL Certificate (Let's Encrypt) 、Web / MAIL Server SSL
1.Obtain an SSL Certificate (Let's Encrypt)1.1 Preparation①E...
FreeBSD14.3_en FreeBSD14.3 : OS Install
FreeBSDFreeBSD is UNIX-like open source OS software. In part...
OpenSUSE16.0_en OpenSUSE16.0 : Tripwire , Logwatch
1. Tripwire1.1 Installation, Configuration① Add Repository➁I...
Debian13.1_en Debian13.1 : System Backup & Restore
1. System Backup1.1 Backup under /var/www/html① Create backu...
Debian13.1_en Debian13.1 : Nagios Server , Tripwire Install
Nagios ServerNagios is an open source monitoring solution ru...
Debian13.1_en Debian13.1 : Suricata + Elastic Stack + Kibana
Prerequisite.We will install Suricata IDS and ElasticStack o...
Debian13.1_en Debian13.1 : MariaDB , WordPress
1. MariaDB1.1 InstallMariaDB version confirmation1.2 MariaDB...
Debian13.1_en Debian13.1 : Let's Encrypt, WEB/Mail Server SSL
1. Obtain a certificate (Let's Encrypt)1.1 advance preparati...
Debian13.1_en Debian13.1 : Anti-virus(Clamav) , Mail Server
1. Antivirus software Clamav installedInstall Clam AntiVirus...
Debian13.1_en Debian13.1 : FTP Server , NTP Server
1. Install NTP serverSetting ReflectionOperation check2. In...
Debian13.1_en Debian13.1 : SSH connection using public key cryptography
Create public and private key pairsCreate a public/private k...
Debian13.1_en Debian13.1 : SSH , UFW(Firewall)Setting
1.SSH Service Security SettingsThe SSH service allows the ro...
OpenSUSE16.0_en OpenSUSE16.0 : FTP Server & SSL implementation
1. vsftpd( FTP Server )1.1 Install1.2 Editing Configuration ...
