COMPUTER FUNDAMENTALS

COMPUTER NETWORKS AND COMMUNICATIONS

NETWORK SECURITY AND CYBERSECURITY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is an encryption?
A
way of scrambling data so that only authorized parties can understand the information.
B
it takes readable data and alters it so that it appears random.
C
service to retrieve forgotten password
D
virtual suggestions how to make a strong password
Explanation: 

Detailed explanation-1: -A cryptographic key is a string of characters used within an encryption algorithm for altering data so that it appears random. Like a physical key, it locks (encrypts) data so that only someone with the right key can unlock (decrypt) it.

Detailed explanation-2: -These processes are known as encryption in network security. Encryption involves converting human-readable plaintext into incomprehensible text, which is known as ciphertext. Essentially, this means taking readable data and changing it so that it appears random.

Detailed explanation-3: -A randomized encryption procedure enciphers a message by randomly choosing a ciphertext from a set of ciphertexts corresponding to the message under the current encryption key.

Detailed explanation-4: -End-to-end encryption (E2EE) is a method of secure communication that prevents third parties from accessing data while it’s transferred from one end system or device to another. In E2EE, the data is encrypted on the sender’s system or device, and only the intended recipient can decrypt it.

Detailed explanation-5: -Advanced Encryption Standard (AES) Triple DES. Blowfish. Rivest-Shamir-Adleman (RSA) 11-Nov-2022

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