In public key cryptosystem             keys are used for encryption and decryption.

Related MCQs

• In this Merkle Hellman method same key is used for encryption and decryption.
• Rabin Cryptosystem is a variant of the Elgamal Cryptosystem
• How many bytes of the secret key is generated using Diffie-Hellman encryption/decryption scheme?
• In public key cryptosystem which is kept as public?
• Public key encryption is advantageous over Symmetric key Cryptography because of
• Using Rabin cryptosystem with p=23 and q=7 ,Encrypt P=24 to find ciphertext. The Cipher text is
• In Elgamal cryptosystem, given the prime p=31,Choose e1= first primitive root of p and d=10, calculate e2
• Choose from among the following cipher systems, from best to the worst, with respect to ease of decryption using frequency analysis.
• 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
• In Elgamal cryptosystem, given the prime p=31,What is the respective plaintext character for C = (27, 20)?