COMPUTER FUNDAMENTALS

COMPUTER NETWORKS AND COMMUNICATIONS

NETWORK SECURITY AND CYBERSECURITY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Internet users need to be able to transfer private data online, like credit card numbers and social security numbers. Some cryptographic algorithms help ensure this safety.What makes cryptographic algorithms secure?
A
The algorithms used for cryptography are a secret.
B
The algorithms used for cryptography are solvable, but the solutions are kept under a secure government protection service.
C
The algorithms used for cryptography have been used for such a long time that we know they are very secure.
D
The algorithms used for cryptography are based on intractable problems, making them extremely difficult to break.
Explanation: 

Detailed explanation-1: -RSA – Public encryption algorithm to protect the data over the internet. It is an asymmetric key encryption algorithm that uses public and private keys.

Detailed explanation-2: -Asymmetric Encryption A single key is used to encrypt and decrypt data. A key pair is used for encryption and decryption. These keys are known as public key and private key. As it uses only one key, it’s a simpler method of encryption.

Detailed explanation-3: -Hash functions. Symmetric-key algorithms. Asymmetric-key algorithms. Hash Functions. Symmetric-Key Algorithms for Encryption and Decryption. More items •27-Dec-2019

Detailed explanation-4: -AES. The Advanced Encryption Standard (AES) is the trusted standard algorithm used by the United States government, as well as other organizations. Triple DES. RSA. Blowfish. Twofish. Rivest-Shamir-Adleman (RSA). 11-Nov-2022

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