Networking World

What is Network Security:

Network security involves all activities or actions that organizations, enterprises, and institutions undertake to protect the value and ongoing usability of assets like data and the integrity and continuity of operations like queries.

An effective network security strategy requires

• Identifying the nature of the threats
  
• Choose effective set of tools to effectively remove the threats .

Network Security covers how to secure the network from external and internal attacks

External Attacks:
External to the company or organization or network

Internal Attacks:
From within the company network might be intentional or unintentional

Threats to Network Security

• Insecure network Architectures
• Broadcast Networks
• Centralized Servers (Single point of failure)
  
• Unused Services and Open Ports
• Inattentive Administration
• Inherently Insecure Services like inherent OS or application