Design a simple network and make a drawing of the network. …

Design a simple network and make a drawing of the network. Include the  following in your design: defense-in-depth, hardening systems,  encryption, and node security. Then, justify (explain) your design. Essays should be 1000 – 1500 words. If sources are used, they must be cited in APA format.


Network security is of utmost importance in today’s digital age, as organizations face numerous threats to their systems and sensitive data. By implementing a design that incorporates defense-in-depth, hardening systems, encryption, and node security, the network can be adequately protected from attacks and unauthorized access. This essay aims to propose a simple network design that incorporates these security measures and provide justification for each component.

To begin with, defense-in-depth is a concept that involves layering multiple security mechanisms to provide redundancy and mitigate risks. In the proposed network design, defense-in-depth will be achieved by implementing several layers of security controls, including firewalls, intrusion detection systems (IDS), and antivirus software. These layers will act as barriers to prevent unauthorized access, detect and respond to potential threats, and protect the network from malicious software.

Next, hardening systems is an essential aspect of network security that involves securing the underlying operating systems and applications. In this design, all systems within the network must be hardened by applying security patches and updates regularly, disabling unnecessary services and features, and implementing strong password policies. By hardening the systems, vulnerabilities can be minimized, reducing the likelihood of successful attacks.

Encryption is another crucial component of network security that ensures the confidentiality and integrity of data transmission. In the proposed design, all communication within the network, including user authentication and data transfers, should be encrypted using strong cryptographic algorithms. This will prevent unauthorized individuals from accessing and manipulating sensitive information, even if they manage to gain access to the network.

Lastly, node security is essential to protect individual devices connected to the network from potential threats. Each node within the network should have its own set of security measures, such as antivirus software, host-based firewalls, and regular system updates. Additionally, access control mechanisms should be implemented to restrict user privileges and prevent unauthorized access to sensitive data. By securing each node, the overall security of the network can be enhanced, as vulnerabilities in one node will not necessarily compromise the entire network.

The proposed network design should be depicted in a visual drawing to provide a clear understanding of its structure. The drawing should illustrate the different network components, such as routers, switches, firewalls, and servers, and how they are interconnected. Additionally, it should highlight the implementation of defense-in-depth, hardening systems, encryption, and node security in the design.

In conclusion, a network design that incorporates defense-in-depth, hardening systems, encryption, and node security is necessary to protect against the evolving threats in today’s digital landscape. The proposed design provided multiple layers of security mechanisms, ensured the underlying systems and applications were hardened, implemented encryption for data transmission, and secured each individual node within the network. By adopting this design, organizations can strengthen their network security posture and reduce the risk of cyberattacks and data breaches.

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