MCQOPTIONS
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MCQOPTIONS
This section includes 4 Mcqs, each offering curated multiple-choice questions to sharpen your Asymmetric Ciphers knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
In Elgamal cryptosystem, given the prime p=31.Encrypt the message HELLO ; use 00 to 25 for encoding. The value of C2 for character O is |
| A. | 09 |
| B. | 07 |
| C. | 23 |
| D. | 27 |
| Answer» B. 07 | |
| 2. |
In Elgamal cryptosystem, given the prime p=31.Choose e1= first primitive root of p and d=10, calculate e2. |
| A. | 24 |
| B. | 36 |
| C. | 25 |
| D. | 62 |
| Answer» D. 62 | |
| 3. |
Using Rabin cryptosystem with p=23 and q=7Encrypt P=24 to find ciphertext. The Cipher text is |
| A. | 42 |
| B. | 93 |
| C. | 74 |
| D. | 12 |
| Answer» C. 74 | |
| 4. |
Rabin Cryptosystem is a variant of the Elgamal Cryptosystem |
| A. | True |
| B. | False |
| Answer» C. | |