Cryptography Assignment Help (Get the Professional Help for Cryptography Assignments)

Cryptography Assignment Help | Cryptography Homework Help

University students who are pursuing computer science often need help to complete their Cryptography assignments, as they struggle to complete assignments on their own. If you are one of these students, you can avail of our Cryptography assignment help services. We have an in-house team of Cryptography experts who have in-depth knowledge of various topics of Cryptography. You no more need to spend sleepless nights or think about the deadlines by entrusting us. Irrespective of the Cryptography topic, we will deliver flawless assignments. Our Cryptography experts will make learning the subject easy and hassle-free for you. De-stress yourself from the worries of solving Cryptography assignments by hiring our dedicated Cryptography helpers.

 

What Is Cryptography?

Cryptography is a branch of computer science where students will be learning the art of writing secret codes and decoding them. In the IT world, cryptography is a technique used to transfer confidential information to the authorized recipient in an encoded format. The receiver will be decoding the information with the help of the secret key. So, in the process of sending the information, no hacker can steal the information in the middle and compromise your systems. The main purpose of cryptography is to transmit and receive messages that are for the military. The significance of hiding the information while transferring it over the internet is learned. Today, cryptography is used by many companies. The main intention of this cryptography is to communicate between remote systems safely by embracing protocols and algorithms. This subject is not easy for students to compose assignments or term papers. However, you do not need to take stressed because we have in-house professionals who offer you Cryptography assignment help at pocket friendly rates.

In cryptography, normal text is converted into an encrypted format, but there would be a few key concepts involved. These include the private key, public key, digital signatures, authentication, SSL, MD5, etc. These techniques are used to convert normal text into encoded text with the help of a key that is learned in cryptography. The topics in this subject are not so easy to comprehend. Though this subject is loved by many people, few find it very challenging. The techniques and coding structure used in cryptography would make it a Herculean task for students to complete the assignment. If you do not understand the subject, then you would eventually lose grades. However, our cryptographic experts who hold enormous knowledge of various concepts would give you the best Cryptography homework help.

 

Reasons Why Cryptography Is Important

Cryptography is very important today to interact with people on mobile phones or send messages in emails. This technique will let people interact and send confidential information through the internet to emails without worrying about the message getting tampered with. A few reasons to use cryptography include:

• Authentication:

Electronic falsification is a major concern of many people today. There are many hackers who are using fake digital signatures in the name of the person and compromising their data. When cryptography is used, it offers safer electronic transactions.

• Internet:

There are many computers that are connected to the network, which allows sharing of information with each other globally. When cryptography is used, it keeps the data or electronic transactions that are done safely. The usage of this technique is very important with the increase in e-commerce business.

• Access control:

This is used to control satellite and cable TV. This technique will not let the attackers tap into the cables and get free cable service

 

 

Applications Of Cryptography

Cryptography is a technique that is used to secure data that is transmitted over the internet without letting hackers steal it and misuse the information. A few of the purposes of using cryptography include:

• Authentication:

This is used to prove the identity of the individual. Here, both the sender and the receiver can validate their identity with the help of the MAC address technique.

• Non-repudiation:

This will be passing the declaration that none of the users who are exchanging data can deny it. To be precise, the two parties who are exchanging information should use an authentication key to authenticate each other.

• Maintain data confidentiality:

The data will not be revealed to any third party. When both the sender and receiver are involved in the communication process, confidentiality should make sure that the data shared between the parties are not revealed to others.

• Data integrity:

The cryptographic codes used will make sure that the data transmitted over the internet remains unchanged and will not get destroyed.

 

Master all such applications of the subject by availing the online Cryptography assignment help from our tutors.

Some of the popular topics on which students avail of Cryptography Homework Help service:

Digital Signatures	Chosen-ciphertext security
Schnorr Digital Signature Scheme	Secure Protocols
Message Authentication Codes	Elliptic Curve Cryptography
Data Encryption Standard (DES)	Message Authentication Codes(MAC)
Non-interactive zero-knowledge proofs	Elgamal Digital Signature Scheme
Triple DES	Advanced Encryption Standard (AES)
Two-party secure computation	Interactive proofs
Secure Hash Algorithm (SHA)	Multiparty secure computation

 

Different Types of Cryptographic Techniques

The different types of cryptography techniques that are used include:

• Public key cryptography: This is asymmetric encryption that comprises two cryptosystems so that a secure connection would be established between the sender as well as the receiver of the message.
• Secret key cryptography: This technique will make use of a single key. The sender will be using this key to encrypt the message while the receiver will be using the same key to decrypt the message. In this type of technique, a single key will be used to complete the encryption and decryption process.
• Hash function: This technique is used to check the integrity of the messages so that no message will be tampered with or destroyed by malware. This will be using a fixed-length hash value. 

 

Why You Need To Avail Cryptography Assignment Help?

University students are spending their time in acquiring a new skill set and this is leaving them with no time in their hands to finish the assignment. To complete a cryptographic assignment, the student has to do extensive research about the topic on the internet and various other sources and complete the assignment within the allotted time by their lecturers. When the student is given to work on topics like network security, cryptography theory and practice solutions, a student has to understand the basic concepts and write the assignment.  It is a time-consuming process.

There are a few other factors that are standing as obstacles to finishing the writing assignment task for students. Below are the reasons listed for availing of cryptography homework help service from us:

• Skill-set mismatch: Not every student will be passionate about cryptography. For few, this is just one of the courses to be completed to get their dream job.If you are one of these students, you can seek the help of our programming assignment help experts who have good technical knowledge and writing skills to complete your assignment flawlessly.
• Aspire to get excellent grades: If you want to achieve excellent grades in cryptography assignments and homework, then you must take help from our cryptography experts. They can assure you 100% accurate work as per your university guidelines.
• No time to Complete: If you are a student whose focus is on extracurricular activities or who is busy doing a part-time job to pay monthly expenses, then you should avail cryptography assignments and project help.

 

Best Online Cryptography Assignment Help

We work really hard to complete the assignment on time and without compromising on the quality. We have hand-picked programming homework help experts who have immense knowledge on various concepts of cryptography to compose the assignments for students irrespective of the complexity level of the topic. Few of the experts working with us have worked as professors in prestigious universities globally. We are well-versed with the university guidelines and complete the assignment according to the given specifications without deviations; therefore, it helps you secure A+ grades. Our Cryptography homework help professionals will compose every assignment from scratch. 

Cryptography Topics

Cryptocat	Buncy Castle
Systematics Key Cryptography	Public/Open Key Cryptography
Secret Key Cryptography	Hash Function
Security against plaintext attacks	Differential and linear cryptanalysis
Arithmetic modulo primes	Message Authentication Codes(MAC)
Collision resistant hash functions	Pseudorandom permutation
Trapdoors permutation	Semantic security
Digital signatures	Problems of secret communication
ymmetric key cryptography	Cryptanalysis
Cryptosystems	Cryptographic natives
Symmetrics Ciphers	Data Encryption Standard
Advanced Encryption Standard	Web Security

 

Why Students Choose Our Cryptography Assignment Help Service?

We are emerging as the best cryptography assignment help services in the market. We set our bars high and deliver high quality assignment solutions. Few of the facilities that we are offering include:

• 24×7 live customer support: We offer unmatched quality of Cryptography homework help services to the customers and treat every customer like a friend. We give the best support to every student by answering all their queries 24/7 and 365 days a year.
• Quality solutions: Quality speaks volumes about us. We deliver 100% original and plagiarism-free solutions to students. We never let you down by hiring us. Satisfaction is assured for every student who avails of the essay services from us.
• Free revisions: Though, we deliver quality assignment solutions in the first attempt, if the student is not satisfied with the output or thinks that the requirements are not met, we revise the content as many times as you want until you get the desired output without charging a penny.

 

Example of A Simple Cryptography Code Written By Our Expert

Code for: Symmetric Block Cipher

Solution:

The algorithm for the Feistel cipher encryption is given below – 
1.     The input message divided into two half part
2.    Let the encrypted word in the step i be
Mi=Li + Ri with Mo: =Lo + Ro (it is in the form of uncypher text)
3.    For (I = 0; I <=n; I ++)
4.    Li+1=Ri
5.    Ri+1=Li XOR F (Li, Ki);
6.    M_N=Ln+1 + Rn+1
7.    Return Mn

def splitText(text, key):
    return bin(int(text, 2) | int(key, 2))

def xorCalculation(right, left):
    return bin(int(right, 2) ^ int(left, 2))

def encText(left, right, key):

    x1 = splitText(right, key)[2::]
    x2 = xorCalculation(x1, left)[2::]
    x2 = "0" * (len(x1) - len(x2)) + x2

    return x2 + right

def decText(left, right, key):
    x1 = splitText(right, key)[2::]
    x2 = xorCalculation(x1, left)[2::]
    x2 = "0" * (len(x1) - len(x2)) + x2
    return x2 + right

plainText = input("Enter plain text in binary format: ")
if(len(plainText)<=32):
    totalRounds = int(input("Enter the total rounds <=4:"))
    if(totalRounds<=4):
        print("Enter the value of keys %d " % totalRounds)
        key = []
        for i in range(totalRounds):
            key.append(input("Enter Key:" + str(i + 1) + " (in binary format): "))
        n = len(plainText)
        Cipher = plainText
        for i in range(totalRounds):
            Cipher = encText(Cipher[0:n // 2], Cipher[n // 2:n], key[i])
        print("Encrypted data= %s" % Cipher)

        P = Cipher
        for i in range(totalRounds):
            P = decText(P[0:n // 2], P[n // 2:n], key[i])
        print("Decrypted data= %s" % P)
    else:
        print('Total rounds exceeds 4, please enter maximum round less than or equal to 4')
else:
    print("Entered values execeded 32 bits")

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