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In RC5, the initialization operations makes use of magic constants defined as follows: P_w=Odd. Q_w=Odd. What is the hexadecimal value of Pw for word size of 16 bits?
In RC5, the initialization operations makes use of magic constants defined as follows: P_w=Odd. Q_w=Odd. What is the hexadecimal value of Qw for word size of 32 bits?
The total number of subkeys t used in the RC5 algorithm is given by the formula (r corresponds to number of rounds)
Calculate the number of subkeys required in RC5 for 18 rounds of computation.
In the question two statements are given, followed by two conclusions, I and II. You have to consider the statements to be true even if it seems to be at variance from commonly known facts. You have to decide which of the given conclusions, if any, follows from the given statements. Statement I: some genies are ogres Statement II: No magic are genies Conclusion I: Some ogres are magic Conclusion II: All magic are ogres
In the question two statements are given, followed by two conclusions, I and II. You have to consider the statements to be true even if it seems to be at variance from commonly known facts. You have to decide which of the given conclusions, if any, follows from the given statements. Statement I: Some genies are ogres Statement II: No magic are genies Conclusion I: Some ogres are magic Conclusion II: All magic are ogres
Study the following information carefully and answer the questions that follows. 5 persons Anil, Bhagat, Ishan, Deepak and Parmish use 5 different apps namely, WhatsApp, Instagram, Twitter, Facebook and LinkedIn. They all wear different brands of shoes namely, Adidas, Reebok, Nike, Puma and Vans. The person who wears Puma shoes does not uses Facebook. Parmish wear Nike shoes and uses LinkedIn app. Anil who wear Adidas shoes but neither uses Facebook nor Twitter. Ishan neither wear Vans nor Puma shoes but he uses Twitter app. The person who uses WhatsApp doesn’t wear Adidas shoes. Bhagat uses Facebook app. Deepak wear which shoes brand, and also determine who uses Instagram?
Which RC5 mode will have the ciphertext longer than the plaintext by at most the size of a single RC5 block?
RC5 encryption uses Right shift and decryption uses Left shift.
A child is standing in front of a magic mirror. She finds the image of her head bigger, the middle portion of her body of the same size and that of the legs smaller. The following is the order of combinations for the magic mirror from the top.