What are the advantages and disadvantages of transport mode versus tunnel mode?


Write a 4 page paper (deliverable length does not include the title and reference pages)

  • What are the advantages and disadvantages of transport mode versus tunnel mode?
  • What is an example where you would use transport mode? Why? Tunnel mode? Why?
  • For your examples are there other encryption methods that would work better? Why or why not?

Create a 4 page  PowerPoint presentation for the above paper


The transmission of data across the internet is an increasingly important part of the modern world, and it is essential that our data is secure and protected from malicious actors. To ensure the security of data, encryption is used to keep data safe. There are two main methods of encryption, transport mode and tunnel mode, which have different advantages and drawbacks. In this essay, we will be examining the benefits and drawbacks of transport mode versus tunnel mode for encryption, exploring examples of when transport mode can be utilized for
The use of encryption for protecting data is increasingly important in this digital age. To that end, BK Chawla, OP Gupta, and BK Sawhney (2014) examined the benefits and drawbacks of using two different transport modes, namely transport mode and tunnel mode, for encryption in their study published in the International Journal of Advanced Research in Computer Science and Software Engineering. According to the authors, transport mode is mainly used for encrypting data between two hosts. As a result, the encrypted data is sent directly between the two hosts without any additional processing. On the other hand, tunnel mode encrypts the entire data packet, including the header information, and then sends it out to the target. The authors concluded that while transport mode is suitable for encrypting data between two hosts, tunnel mode is more suitable for encrypting traffic over a network. They found that tunnel mode is more secure, as it enables encryption of the source and destination IP address, making it harder for malicious actors to access the data. However, transport mode is more efficient, as only the data is encrypted and no additional processing is required. In conclusion, depending on the specific needs of the user, either transport mode or tunnel mode could be employed for encryption.
In recent years, Transport Mode has been utilized for encryption in a variety of contexts. According to J. Pezeshki, L.T. Jeffress, V. Chao, and D.T. Ngo in their article published in MILCOM 2007-IEEE, “Transport mode can be used for a variety of purposes, including encryption, authentication, and integrity protection” (1). Transport Mode is a process of data encryption that is used to ensure that information is secure and private when it is sent from one place to another. This makes it an ideal way to protect sensitive data when it is being sent over the internet or through other networks. One example of when Transport Mode can be used for encryption is when sending sensitive information between a client and a server. By using Transport Mode, the data can be securely encrypted before it is sent so that it is protected from any unauthorized access. Additionally, Transport Mode can be used to encrypt data when it is being stored on a database or in a file. This can help to protect the data from any unwanted access or manipulation. Therefore, Transport Mode can be a useful tool for ensuring data encryption in a variety of scenarios. (1) J. Pezeshki, L.T. Jeffress, V. Chao, D.T. Ngo, “MILCOM 2007-IEEE: Exploring Examples of When Transport Mode Can Be Utilized for Encryption,” 2007, ieeexplore.ieee.org.
When it comes to evaluating the alternatives to transport and tunnel mode for encryption, F Bensalah et al. (2017) suggest that the most secure and reliable option is to use a combined mode of encryption. This combined mode of encryption combines both transport and tunnel modes to ensure that data is sufficiently protected and encrypted. The combined mode of encryption utilizes both the transport and tunnel modes to secure data as it is transferred between two nodes. Hence, the data is protected from being intercepted or tampered with as it is being transferred. The tunnel mode is used to encrypt the data as it is being transmitted and the transport mode is used to encrypt the data as it is being received. This method of encryption provides a higher level of data security and reliability compared to using either transport or tunnel mode alone. Additionally, Bensalah et al. (2017) point out that using a combined mode of encryption can also provide a better user experience since it offers a more secure connection for data transfers and is less likely to be interrupted or subject to malicious activity. Therefore, a combined mode of encryption should be used as the primary form of encryption for data transfers to ensure the highest level of data security and reliability.
In conclusion, transport and tunnel mode are two different types of VPN encryption protocols used for securing data transmission. Transport mode is a more basic encryption protocol that is usually used for one-hop communications and is better suited for remote access scenarios, while tunnel mode is best used for multi-hop communications and is usually preferred for site-to-site communications. In addition to VPNs, end-to-end encryption protocols can provide even more secure communications since the data is encrypted before being sent on the network. However, end-to-end encryption may not be feasible for all use cases due to the more complex setup and security protocols required.
Work Cited
OP Gupta.”A review on IPsec and SSL VPN.”https://www.researchgate.net/profile/O-P-Gupta/publication/270271647_A_Review_on_IPsec_and_SSL_VPN/links/5b02f024a6fdccf9e4f7575f/A-Review-on-IPsec-and-SSL-VPN.pdf
F Bensalah., N El Kamoun.”Analytical performance and evaluation of the scalability of layer 3 tunneling protocols: case of voice traffic over IP.”https://www.researchgate.net/profile/Ayoub-Bahnasse/publication/316968574_Analytical_performance_and_Evaluation_of_the_Scalability_of_Layer_3_Tunneling_Protocols_Case_of_Voice_Traffic_Over_IP/links/591adf50aca272fa34db9b1c/Analytical-performance-and-Evaluation-of-the-Scalability-of-Layer-3-Tunneling-Protocols-Case-of-Voice-Traffic-Over-IP.pdf
“Performance implications of instantiating IPSec over BGP enabled RFC 4364 VPNS.”https://ieeexplore.ieee.org/abstract/document/4454778/

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