Cipher(Cipher) Beginner's Guide
Cipher A Cipher is an algorithm that encrypts or decrypts information according to explicit steps. Its core purpose is to protect data transmitted or stored in digital systems, making it difficult for unauthorized parties to read.
Cipher How Information Is Transformed
In cryptography,Cipher a Cipher is a set of explicit steps for encrypting or decrypting messages. Encryption converts readable plaintext into unintelligible plaintext ciphertext ciphertext; both carry the same information. A person with the correct decryption mechanism typically needs a secret value called a cryptographic key cryptographic key
The Key Determines the Cipher Type
Most Cipher symmetric ciphers rely on cryptographic key。symmetric cipher using the same shared key for encryption and decryption;asymmetric cipher asymmetric ciphers use a pair of mathematically related keys, one for encryption and the other for decryption. The main difference between the two methods lies in how their keys are organized and used.
Classified by Data-Processing Method
block cipher A block cipher processes a fixed-size group of bits each time, while a stream cipher stream cipher Advanced Encryption Standard (AES)is a widely used modern block cipher standard. Historical substitution ciphers also belong to the Cipher block cipher
The Difference Between a Cipher and hashing hashing and Their Uses
Cipher Ciphers can protect data transmitted or stored in digital systems and are also used in communications and account-security tools. They differ from hashing hashing Cipher in that a Cipher is designed to be reversible by an authorized party, whereas hashing hashing Cipher is a one-way process that cannot restore the input. Although ordinary users rarely operate Ciphers directly, they are often protected by Cipher algorithms running in the background.
Original Tutorial
https://www.binance.com/en/academy/glossary/cipher
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