COMPUTER FUNDAMENTALS

COMPUTER ETHICS AND SECURITY

CRYPTOGRAPHY AND ENCRYPTION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
This is the study of ciphertext, ciphers and cryptosystems with the aim of understanding how they work.
A
Cryptology
B
Cryptography
C
Cryptanalysis
D
Cryptographic
Explanation: 

Detailed explanation-1: -Cryptanalysis is the study of ciphertext, ciphers and cryptosystems with the aim of understanding how they work and finding and improving techniques for defeating or weakening them.

Detailed explanation-2: -Many use the term cryptography in place of cryptology; however, it is important to remember that cryptology encompasses both cryptography and cryptanalysis. A cipher is a cryptographic algorithm. A. Encryption converts a plaintext to a ciphertext. Decryption turns a ciphertext back into a plaintext.

Detailed explanation-3: -Key Terms. Cryptology is the science of secure communications. Cryptography creates messages with hidden meaning; cryptanalysis is the science of breaking those encrypted messages to recover their meaning.

Detailed explanation-4: -Cryptanalysis is the study and process of analyzing and decrypting ciphers, codes, and encrypted text without using the real key. Alternately, we can say it’s the technique of accessing a communication’s plain text content when you don’t have access to the decryption key.

Detailed explanation-5: -Cryptanalysis is the study of methods for obtaining the meaning of encrypted information, without access to the secret information that is typically required to do so. Typically, this involves knowing how the system works and finding a secret key. Cryptanalysis is also referred to as codebreaking or cracking the code.

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