Network security is the practice of protecting a computer network and its data from unauthorized access, misuse, or cyberattacks. It involves a combination of hardware, software, policies, and procedures designed to safeguard the integrity, confidentiality, and availability of information.

Access deployment refers to the strategic implementation of secure and controlled access to systems, applications, or network resources. The goal is to ensure that only authorized users or devices can connect to specific services, based on defined policies.

Firewall setup is an important component of network security that helps protect your system from unauthorized access, cyber threats, and data breaches. It acts as a barrier between your internal network and external networks (such as the Internet), monitoring, and controlling.

Router configuration is the process of setting up a router to manage and route traffic between networks efficiently and securely. It involves defining IP addressing, routing protocols, wireless settings, security features, and administrative controls.

Data Loss Prevention (DLP) is a set of tools designed to detect, monitor, and prevent unauthorized access, transmission, or leakage of sensitive data. DLP ensures that confidential information — such as customer records, intellectual property, financial data, or compliance-related content.