Sometimes a simple tag is introduced along with the session key. This tag has 8 bits. Which of the following options is wrong?(a) One bit indicates whether the key is a session key or a master key(b) One bit indicates whether the key can be used for encryption(c) Three bit indicates whether the key can be used for decryption(d) Remaining bits are for future useI have been asked this question by my college professor while I was bunking the class.This intriguing question comes from Symmetric Key Distribution in section Message Authentication Codes, Whirlpool Algorithm and Key Management and Distribution of Cryptograph & Network Security

Sometimes a simple tag is introduced along with the session key. This

1.	Sometimes a simple tag is introduced along with the session key. This tag has 8 bits. Which of the following options is wrong?(a) One bit indicates whether the key is a session key or a master key(b) One bit indicates whether the key can be used for encryption(c) Three bit indicates whether the key can be used for decryption(d) Remaining bits are for future useI have been asked this question by my college professor while I was bunking the class.This intriguing question comes from Symmetric Key Distribution in section Message Authentication Codes, Whirlpool Algorithm and Key Management and Distribution of Cryptograph & Network Security
Answer» Right choice is (c) THREE BIT indicates whether the key can be USED for DECRYPTION Explanation: One bit indicates whether the key can be used for decryption.

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