Q2/ Suppose two identical and perfectly balanced coins are tossed once. • Find the conditional probability that both coins show a head given that the first shows a head? • Find the conditional probability that both are heads given that at least one of them is a head? Ans. (P(ACB/A=1/2), P(ABIAB=113)

Q: Cryptanalyze the single alphabetic substitution cipher and enter the substitution key in the format:…

A: Substitution cipher: In substitution cipher, each letter of the plaintext is replaced by other…

Q: sing Columnar transposition encrypt the message “MUSCAT IS THE CAPITAL CITY OF OMAN ", using key…

A: Columnar transposition is a kind of transposition cipher. The message which has to be encrypted is…

Q: In an RSA cryptosystem, you intercept a ciphertext C = 2022 sent to a user whose public key is (e =…

A: Given C=2022 e=27893 n=124711 n=p*q where p and q are prime numbers 124711 can be written as the…

Q: Why is elliptic curve cryptography advantageous?

A: Given: Elliptic curve cryptography is a way of encrypting data using a public key. It's a…

Q: In terms of frequency, which two types of encryption do people often use? What really differentiates…

A: In this question we have to understand in terms of frequency which two types of encryption do people…

Q: Use RSA encryption to post a message.  Use the RSA scheme with p = 3 and q = 11.

A: Solution: Due to  growth of Internet and e-commerce platforms  large  amount of  sensitive and…

Q: In the world of cryptography, what's the difference between MIME and S/MIME?

A: S/MIME (Secure/Multipurpose Internet Mail Extensions) is a universally accepted technology that…

Q: Decoding a Message The cryptogram below was encoded with a 2 x 2 matrix. The last word of the…

A: The solution for the above given question is given below:

Q: Cryptography: Alice and Bob are going to establish a secure session key utilizing Diffie-Hellman…

A: Given: public prime g:  10477 Alice’s secret XA :  997 , Bob’s secret XB : 1137 The public base G:…

Q: Q2: Based on Diffie-Hellman protocol, if the public key is g = 23,p = 449, and c = 141. Find the…

A: a=20

Q: I don't believe there is much of a difference between the two types of cryptography.

A: Introduction: The study of cryptography focuses on the development of secure communication…

Q: What is elliptic curve cryptography so beneficial?

A: Introduction The use of a public key to encrypt data is known as elliptic curve cryptography.It's a…

Q: what is the ciphertext c

A: Encryption in RSA In the RSA algorithm, message m (known as plain text) is encrypted by the sender…

Q: Is it possible for an encrypted e-mail address to give proof to a sender that a receiver has read an…

A: E-mail that is encrypted

Q: I just received an encoded message using the RSA encryption scheme, and I need help to decode it.…

A: Here the public number (p) =391 The second public number let us say (q) =47 Calculate the product…

Q: Is it feasible for an encrypted e-mail address to prove to a sender that an e-mail message has been…

A: E-mail:  E-mail stands for electronic mail, and this E-mail is used to transfer information and this…

Q: Explore the applications of integers in pseudorandom number generators (PRNGs) and cryptographic…

A: A Pseudo Random Number Generator (PRNG) is an algorithm that utilizes mathematical formulas to…

Q: I don't believe there is much of a difference between the two types of cryptography.

A: Introduction: The study and application of methods for protecting data and communication in the…

Q: What is Asymmetric Cryptography?

A: Asymmetric Cryptography Asymmetric cryptography, commonly referred to as public-key cryptography, is…

Q: How long do I have access for?

A: To define:- Access Time: The entire amount of time it takes for a computer to request data and then…

Q: in cryptogr

A: Cryptography, or cryptology is the practice and investigation of strategies for secure communication…

Q: How different are cryptography private keys from their corresponding public keys, and to what degree…

A: In coding, secluded and community keys play a vital role. They help as the mainstay of numerous…

Q: Q2: Based on Diffie-Hellman protocol, if the public key is p = 827, and c = 532. The private key a =…

A: The solution to the above question is:

Q: What are some of the very first applications of cryptography that you can think of?

A: The answer is given below.

Q: .She's a teacher-4 True False

A: True

Q: n the world of cryptography, what would you say are the three most essential procedures

A: Answer : In cryptography three main procedures that are used are : Encryption of data

Q: How do I find my access code?

A: INTRODUCTION: A set of numbers and characters that may be used to get access to a particular system…

Q: Cryptanalyze the single alphabetic substitution cipher and enter the substitution key in the format:…

A: In a Substitution cipher, any character of plain text from the given fixed set of characters is…

Q: Sort the DNS zone file. Each illustration is explained. How often do domain names and email…

A: Domain name servers are computer programmes that change a hostname for the computer or other…

Q: How many keys are needed if public key cryptography is used?

A: The many keys are needed if public key cryptography is use will be explained :