What is Cryptography?

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Cryptography is the practice of securing communication and data by converting it into a form that is unintelligible to unauthorized individuals. It involves techniques such as encryption, which transforms plaintext into ciphertext, and decryption, which converts ciphertext back into plaintext. Cryptography plays a crucial role in ensuring the confidentiality, integrity, and authenticity of information in various fields, including computer security, finance, and communication.

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