Chapter-8 LEC-2 | Encryption Models. | #rumble #ethicalhaking

Encryption Models: Methods and Techniques.

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Encryption Models create a discription

Encryption models refer to various methods and techniques used to transform plaintext (original message) into ciphertext (encoded message) to ensure confidentiality and privacy of information.

There are several encryption models used in modern cryptography, including symmetric-key encryption, asymmetric-key encryption, and hashing.

Symmetric-key encryption, also known as secret-key encryption, uses the same key for both encryption and decryption. This method is often faster and more efficient than other encryption models, but the security of the system depends entirely on the secrecy of the key.

Asymmetric-key encryption, also known as public-key encryption, uses a pair of keys - one public and one private - to encrypt and decrypt data. The public key can be shared with anyone, while the private key is kept secret by the owner. This method provides enhanced security since it allows for secure communication without the need to share a secret key.

Hashing is a method of transforming data into a fixed-size output called a hash, which cannot be reversed to retrieve the original data. This method is often used to ensure data integrity and authenticate messages.

Overall, encryption models are essential for protecting sensitive information and maintaining secure communication in today's digital world.