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Difference between Cryptography and Cryptology

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Cryptography is the study of conversion of plain text(readable format) to ciphertext(non-readable format) i.e. encryption. It is also called the study of encryption. Cryptology, on the other hand, is the study of the conversion of plain text to ciphertext and vice versa. It is also called the study of encryption and decryption. One major difference is that Cryptology is the parent of Cryptography. Let’s see the other differences.

Sl no. Cryptography Cryptology
1. Cryptography is the process of conversion of plain text to cipher text. Cryptology Is the process of conversion of plain text to cipher text and vice versa.
2. It is also called the study of encryption It is also called the study of encryption and decryption.
3. It takes place on the sender side It takes place on the sender and receiver side
4. In Cryptography, sender sends the message to receiver. In Cryptology, both sender and receiver send messages to each other.
5. Cryptography can be seen as the child of Cryptology. Cryptology can be seen as the parent of Cryptography
6. Cryptography deals with the techniques of secure communication. Cryptology deals with the study of secure communication.
7.  Cryptography focuses on the practice of hiding information Cryptology focuses on the theoretical and mathematical aspects of information security
8. Cryptography involves encryption, decryption, and authentication techniques Cryptology involves the study of codes, ciphers, and cryptanalysis
9. Cryptography is concerned with developing algorithms and protocols Cryptology is concerned with analyzing and breaking existing encryption methods
10. Cryptography utilized in various fields such as finance, e-commerce, and national security Cryptology utilized in academia and research to understand and improve encryption
11. Cryptography includes applications such as secure messaging, secure file transfer, and digital signatures. Cryptology includes applications such as cryptanalysis, code breaking, and mathematical analysis of encryption methods.
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Last Updated : 09 Mar, 2023
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