how IPsec and PGP Works, and their Importance

Description of IPsec and PGP

IPsec is a popular abbreviation used to refer to Internet Protocol security and is an open standard framework that helps in securing communications conveyed through the Internet Protocol (IP) networks administered via cryptographic security services. IPsec provides a comprehensive definition of security services architecture for IP network traffic. It further issues a proper understanding of the modalities of providing security at the protocols’ suite as well as the IP layer. IPsec initially described two ways of providing security on IP packets. They include the Encapsulating Security Payload (ESP) protocol and the Authentication Header (AH). The ESP mainly focused on data encryption methods in IP packets (Spottka, 2018). The AH, on its part, defined digital methods for IP packets signing. It is possible to use the IPsec in data network protection through the use of IPsec tunneling to set up circuits upon which all the data channeled between one point to another is encrypted in a similar manner the Virtual Private Network operates.

Pretty Good Privacy (PGP) is a computer program for data encryption that provides cryptographic as well as authentication privacy mainly for communications conducted over the internet. The program is considerably popular with being utilized in encrypting and decrypting files, emails, and texts, thereby increasing the security of online-based communications like emails. PGP encryption relies on a mixture of data hashing, compression, and public-key cryptography. The program equally uses asymmetric and symmetric keys to carry out data encryption across various networks. It incorporates the characteristics of the public and private key cryptography. Every step utilizes a unique algorithm, and each public key is connected to an email address and username.

Don't use plagiarized sources. Get Your Custom Essay on
how IPsec and PGP Works, and their Importance
Just from $9/Page
Order Essay

Explanation on how IPsec and PGP Works, their Importance, purpose, and objectives

The first step during the moment of utilizing the IPsec takes place when a host appreciates the fact that the packet ought to be sent via IPsec. This might be carried out through tracking the IP address of the destination or the source against configurations of policy to decide if the traffic ought to be considered “fascinating” for the purposes of IPsec (Asrizal, Efendi, &Situmorang, 2019). Fascinating traffic triggers the security arrangement for the packets, which implies that the framework transmitting the packet uses the proper encryption or potential authentication to the packet. At the point when the approaching packet is deemed to be “fascinating,” the host confirms that the inbound packet has gone through comprehensive encryption or authentication for that matter.

The second step, also referred to as IKE Phase 1, permits negotiation between two hosts using IPsec. The negotiation mainly borders on the set of policies to use for the protected circuit. The IKE Phase 1 prepares an initial protected channel between the two hosts via IPsec. The hosts then utilize the channel in secure negotiation on the manner the IPsec circuit authenticates or encrypts the data transmitted through the IPsec circuit.

The majority of other security protocols function at the network communication’s application layer. A significant advantage of IPsec is that, since it works at the network level as opposed to application-level like others, it can encrypt a whole IP packet. It carries out such functions using two mechanisms:

Authentication header (AH) – which puts a digital signature on every packet, therebysecuring an entire network and data from third-party interference. An AH implies that the substance of adata packet can’t be altered without being detected, and furthermore permits verification of identity between the two hosts.

Encapsulating Security Payload (ESP) – while the AH forestalls attempts to modify packets, the ESP guarantees that the information inside the packets is encoded and hence impossible to read. An ESP header, authentication, and trailer block are utilized for the encryption of the whole packet payload.

PGP joins probably the best highlights of both traditional and public-key cryptography. It is no doubt that PGP is a hybrid cryptosystem. In the event that a user encodes plaintext using PGP, it first compresses the plaintext. PGP then comes up with a session key, which is a secret-key that can only be used once (Tiller, 2017). The key is randomly generated from arbitrary mouse movements; hence is also a random number and the keystrokes that a user types. The key functions with an extremely secure, quick ordinary encryption calculation to encode the plaintext;

When it comes to decryption with PGP, it functions inversely. The copy of PGP meant for the recipient utilizes her or his private key to restore the temporary session key that the PGP uses to decrypt the traditionally encoded ciphertext. The blend of the two methods of encryption joins the comfort of public-key encryption with the traditional or conventional encryption speed. Traditional encryption is around 1, 000 times quicker than public-key encryption. Subsequently,public-key encryption thusly gives an answer for key dissemination and issues on data transmission. Utilized together, execution and key dispersion are improved with no penance in security.


Asrizal, A., Efendi, S., &Situmorang, Z. (2019). AnalysisPengamananJaringanPadaProtokol IPv6 Menggunakan Multi-Layer IPSec. Query: Journal of Information Systems, 3(2).

Spottka, A. (2018). How to design a trustworthy IPsec VPN device employing nested tunnels?.

Tiller, J. S. (2017). A technical guide to IPSec virtual private networks. CRC Press.



Get Professional Assignment Help Cheaply

Buy Custom Essay

Are you busy and do not have time to handle your assignment? Are you scared that your paper will not make the grade? Do you have responsibilities that may hinder you from turning in your assignment on time? Are you tired and can barely handle your assignment? Are your grades inconsistent?

Whichever your reason is, it is valid! You can get professional academic help from our service at affordable rates. We have a team of professional academic writers who can handle all your assignments.

Why Choose Our Academic Writing Service?

  • Plagiarism free papers
  • Timely delivery
  • Any deadline
  • Skilled, Experienced Native English Writers
  • Subject-relevant academic writer
  • Adherence to paper instructions
  • Ability to tackle bulk assignments
  • Reasonable prices
  • 24/7 Customer Support
  • Get superb grades consistently

Online Academic Help With Different Subjects


Students barely have time to read. We got you! Have your literature essay or book review written without having the hassle of reading the book. You can get your literature paper custom-written for you by our literature specialists.


Do you struggle with finance? No need to torture yourself if finance is not your cup of tea. You can order your finance paper from our academic writing service and get 100% original work from competent finance experts.

Computer science

Computer science is a tough subject. Fortunately, our computer science experts are up to the match. No need to stress and have sleepless nights. Our academic writers will tackle all your computer science assignments and deliver them on time. Let us handle all your python, java, ruby, JavaScript, php , C+ assignments!


While psychology may be an interesting subject, you may lack sufficient time to handle your assignments. Don’t despair; by using our academic writing service, you can be assured of perfect grades. Moreover, your grades will be consistent.


Engineering is quite a demanding subject. Students face a lot of pressure and barely have enough time to do what they love to do. Our academic writing service got you covered! Our engineering specialists follow the paper instructions and ensure timely delivery of the paper.


In the nursing course, you may have difficulties with literature reviews, annotated bibliographies, critical essays, and other assignments. Our nursing assignment writers will offer you professional nursing paper help at low prices.


Truth be told, sociology papers can be quite exhausting. Our academic writing service relieves you of fatigue, pressure, and stress. You can relax and have peace of mind as our academic writers handle your sociology assignment.


We take pride in having some of the best business writers in the industry. Our business writers have a lot of experience in the field. They are reliable, and you can be assured of a high-grade paper. They are able to handle business papers of any subject, length, deadline, and difficulty!


We boast of having some of the most experienced statistics experts in the industry. Our statistics experts have diverse skills, expertise, and knowledge to handle any kind of assignment. They have access to all kinds of software to get your assignment done.


Writing a law essay may prove to be an insurmountable obstacle, especially when you need to know the peculiarities of the legislative framework. Take advantage of our top-notch law specialists and get superb grades and 100% satisfaction.

What discipline/subjects do you deal in?

We have highlighted some of the most popular subjects we handle above. Those are just a tip of the iceberg. We deal in all academic disciplines since our writers are as diverse. They have been drawn from across all disciplines, and orders are assigned to those writers believed to be the best in the field. In a nutshell, there is no task we cannot handle; all you need to do is place your order with us. As long as your instructions are clear, just trust we shall deliver irrespective of the discipline.

Are your writers competent enough to handle my paper?

Our essay writers are graduates with bachelor's, masters, Ph.D., and doctorate degrees in various subjects. The minimum requirement to be an essay writer with our essay writing service is to have a college degree. All our academic writers have a minimum of two years of academic writing. We have a stringent recruitment process to ensure that we get only the most competent essay writers in the industry. We also ensure that the writers are handsomely compensated for their value. The majority of our writers are native English speakers. As such, the fluency of language and grammar is impeccable.

What if I don’t like the paper?

There is a very low likelihood that you won’t like the paper.

Reasons being:

  • When assigning your order, we match the paper’s discipline with the writer’s field/specialization. Since all our writers are graduates, we match the paper’s subject with the field the writer studied. For instance, if it’s a nursing paper, only a nursing graduate and writer will handle it. Furthermore, all our writers have academic writing experience and top-notch research skills.
  • We have a quality assurance that reviews the paper before it gets to you. As such, we ensure that you get a paper that meets the required standard and will most definitely make the grade.

In the event that you don’t like your paper:

  • The writer will revise the paper up to your pleasing. You have unlimited revisions. You simply need to highlight what specifically you don’t like about the paper, and the writer will make the amendments. The paper will be revised until you are satisfied. Revisions are free of charge
  • We will have a different writer write the paper from scratch.
  • Last resort, if the above does not work, we will refund your money.

Will the professor find out I didn’t write the paper myself?

Not at all. All papers are written from scratch. There is no way your tutor or instructor will realize that you did not write the paper yourself. In fact, we recommend using our assignment help services for consistent results.

What if the paper is plagiarized?

We check all papers for plagiarism before we submit them. We use powerful plagiarism checking software such as SafeAssign, LopesWrite, and Turnitin. We also upload the plagiarism report so that you can review it. We understand that plagiarism is academic suicide. We would not take the risk of submitting plagiarized work and jeopardize your academic journey. Furthermore, we do not sell or use prewritten papers, and each paper is written from scratch.

When will I get my paper?

You determine when you get the paper by setting the deadline when placing the order. All papers are delivered within the deadline. We are well aware that we operate in a time-sensitive industry. As such, we have laid out strategies to ensure that the client receives the paper on time and they never miss the deadline. We understand that papers that are submitted late have some points deducted. We do not want you to miss any points due to late submission. We work on beating deadlines by huge margins in order to ensure that you have ample time to review the paper before you submit it.

Will anyone find out that I used your services?

We have a privacy and confidentiality policy that guides our work. We NEVER share any customer information with third parties. Noone will ever know that you used our assignment help services. It’s only between you and us. We are bound by our policies to protect the customer’s identity and information. All your information, such as your names, phone number, email, order information, and so on, are protected. We have robust security systems that ensure that your data is protected. Hacking our systems is close to impossible, and it has never happened.

How our Assignment  Help Service Works

1.      Place an order

You fill all the paper instructions in the order form. Make sure you include all the helpful materials so that our academic writers can deliver the perfect paper. It will also help to eliminate unnecessary revisions.

2.      Pay for the order

Proceed to pay for the paper so that it can be assigned to one of our expert academic writers. The paper subject is matched with the writer’s area of specialization.

3.      Track the progress

You communicate with the writer and know about the progress of the paper. The client can ask the writer for drafts of the paper. The client can upload extra material and include additional instructions from the lecturer. Receive a paper.

4.      Download the paper

The paper is sent to your email and uploaded to your personal account. You also get a plagiarism report attached to your paper.

smile and order essaysmile and order essay PLACE THIS ORDER OR A SIMILAR ORDER WITH US TODAY AND GET A PERFECT SCORE!!!

order custom essay paper