COMPUTER SYSTEMS
ARCHITECTURE OF 8085
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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If the same key is used to encrypt and decrypt a message, this is known as?
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Symmetric encryption
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Encryption doesn’t exist!
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Asymmetric encryption
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Same-key encryption
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Explanation:
Detailed explanation-1: -Symmetric encryption uses one key to encrypt and decrypt. If you encrypt a zip file, and then decrypt with the same key, you are using symmetric encryption. Symmetric encryption is also called “secret key” encryption, as the key must be kept secret from third parties.
Detailed explanation-2: -Symmetric encryption is a type of encryption where only one key (a secret key) is used to both encrypt and decrypt electronic data. The entities communicating via symmetric encryption must exchange the key so that it can be used in the decryption process.
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