how to install ssl certificates for website in ubantu using cmd?
To install SSL certificates for website on an Ubuntu server using the command line, you can use Let's Encrypt with Certbot, which is free and wide...
i want to disable all ModSecurity Rule in centos?
To disable all ModSecurity rules on CentOS, you can either disable the entire ModSecurity engine or turn off the rules globally for your web server (A...
how to install free ssl certificate in centos 7?
Step 1: Install Certbot via Snap (Recommended by Let's Encrypt) To avoid compatibility issues with the package manager, you can install Certbot...
Understanding variables, loops, conditionals in centos
Understanding variables, loops, conditionals, and other fundamental concepts in shell scripting is essential for writing effective scripts to automate...
Writing simple scripts to automate tasks in centos
To automate tasks on CentOS using shell scripts, you can write simple scripts to perform repetitive tasks efficiently. Here's an example of writin...
Basics of shell scripting in centos
Shell scripting allows you to automate tasks and execute commands in a sequence, making it a powerful tool for system administration and automation on...
Tuning system parameters for better performance in centos
Tuning system parameters is essential for optimizing performance and improving the efficiency of your CentOS system. Here are some key system paramete...
Identifying and troubleshooting performance issues in centos
Identifying and troubleshooting performance issues on your CentOS system involves analyzing various system resources and identifying bottlenecks that ...
Monitoring system performance using tools like top, vmstat, sar, etc in centos
Monitoring system performance is essential for maintaining the health and efficiency of your CentOS system. Here are some commonly used tools for moni...
Managing user authentication and passwords in Centos
Managing user authentication and passwords is crucial for maintaining the security of your CentOS system. Here's how you can manage user authentic...
Configuring SELinux in Centos
SELinux (Security-Enhanced Linux) is a mandatory access control (MAC) security mechanism built into the Linux kernel that provides fine-grained access...
Implementing security best practices in Centos
Implementing security best practices is crucial for protecting your CentOS system from various threats and vulnerabilities. Here are some key security...
Understanding network services like DNS, DHCP, etc
Network services like DNS (Domain Name System), DHCP (Dynamic Host Configuration Protocol), and others play crucial roles in enabling communication an...
Firewall configuration using iptables or firewalld
Configuring a firewall is crucial for securing your CentOS system by controlling incoming and outgoing network traffic. There are two main firewall ma...
Configuring network interfaces
Configuring network interfaces in CentOS involves setting up IP addresses, subnet masks, gateways, DNS servers, and other network settings to establis...
Disk management and monitoring
Disk management and monitoring are essential tasks for maintaining the health, performance, and availability of storage resources in a CentOS system. ...
Managing file system quotas
Managing file system quotas allows you to control the amount of disk space users or groups can consume on a file system. This helps prevent users from...
Working with files and directories
Working with files and directories is a fundamental aspect of managing a CentOS system. Here are some common tasks you might perform: 1. Navigating...
Implementing user access control and security
Implementing user access control and security in CentOS involves setting up user accounts, configuring permissions, and enforcing security measures to...
Understanding file permissions and ownership
Understanding file permissions and ownership is crucial for managing access to files and directories in CentOS. In Linux, each file and directory has ...