Definition:
Network Security is the practice of protecting a computer network from unauthorized access, misuse, attacks, or data breaches.
Ensures confidentiality, integrity, and availability of data transmitted over a network
Protects both wired and wireless networks
Uses hardware, software, and policies to secure the network
Firewalls – Block unauthorized access and filter traffic
Antivirus & Anti-malware – Detect and remove malicious software
Encryption – Secures data during transmission
Intrusion Detection Systems (IDS) – Detect suspicious network activity
Virtual Private Network (VPN) – Secure remote access to networks
Network security is essential to prevent cyber attacks, data theft, and system disruptions, ensuring safe and reliable communication.
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