Debian13.2_en Debian13.2 : System Backup & Restore
1. System Backup1.1 Backup under /var/www/html① Create backu...
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Debian13.2_en 
Debian13.2_en Debian13.2 : Nagios Server , Tripwire Install
Nagios ServerNagios is an open source monitoring solution ru...
Debian13.2_en Debian13.2 : Suricata + Elastic Stack + Kibana
PrerequisiteWe will install Suricata IDS and ElasticStack on...
Debian13.2_en Debian13.2 : MariaDB , WordPress
1. MariaDB1.1 InstallMariaDB version confirmation1.2 MariaDB...
Debian13.2_en Debian13.2 : Let's Encrypt, WEB/Mail Server SSL
1. Obtain a certificate (Let's Encrypt)1.1 advance preparati...
Debian13.2_en Debian13.2 : Anti-virus(Clamav) , Mail Server
1. Antivirus software Clamav installedInstall Clam AntiVirus...
Debian13.2_en Debian13.2 : WEB Server(Apache)
Web server Apache2 installationAllow http:80 port in UFW bef...
Debian13.1_en Debian13.1 : WEB Server(Apache)
Web server Apache2 installationAllow http:80 port in UFW bef...
Debian13.2_en Debian13.2 : FTP Server , NTP Server
1. Install NTP serverSetting ReflectionOperation check2. Ins...
Debian13.2_en Debian13.2 : SSH connection using public key cryptography
Create public and private key pairsCreate a public/private k...
Debian13.2_en Debian13.2 : SSH , UFW(Firewall)Setting
1. SSH Service Security SettingsThe SSH service allows the r...
Debian13.1_en Debian13.1 : Initial Settings
Installing and Configuring the Vim EditorDebian sets "nano" ...
Debian10.13_en Debian10.13 ; OS Install
1.Download the .Debian10.13 installation imageDownload site ...
Debian11.3_en Debian11.3 : OS Install
1.Debian11 OverviewIn this article, we will explain how to build a server with Debian, the basis of the user-friendly Linux distribution UBUNTU.The latest release is Debian 11.3 (codenamed "bullseye").Released on August 14, 2021 with an update (point release) on March 26, 2022.2.Download Debian installation imageDebian11 download site https://www.debian.org/Access the above official website and download "debian-11.3.0-amd64-netinst.iso." which is convenient for setup in an environment connected to the Internet.（Fits on a single CD）NETINST allows you to download and install the necessary packages from the Internet, so you can use a smaller installer (approximately 378 MB for v11.3.0) than a full installer.Click through the following screens in order.
Debian11.5_en Debian11.5 : OS Install
1.Debian11 OverviewIn this article, we will explain how to build a server with Debian, the basis of the user-friendly Linux distribution UBUNTU.The latest release is Debian 11.5 (codenamed "bullseye").Released on August 14, 2021 with an update (point release11.5) on September 10, 2022.2.Download Debian installation imageDebian11 download site https://www.debian.org/Access the above official website and download "debian-11.5.0-amd64-netinst.iso." which is convenient for setup in an environment connected to the Internet.（Fits on a single CD）NETINST allows you to download and install the necessary packages from the Internet, so you can use a smaller installer (approximately 391 MB for v11.5.0) than a full installer.Click through the following screens in order.
