Encryption and Decryption Fundamentals

What is the standard technology used to encrypt traffic over a network?

Transport Layer Security (TLS)

Which protocol is HTTPS based on?

TLS

What is the gold standard for protecting web communications?

HTTPS

What type of encryption do TLS connections use?

Hybrid encryption of symmetric- and asymmetric-key encryption Signup and view all the answers

What is the key difference between symmetric-key encryption and asymmetric-key encryption?

Symmetric-key encryption uses the same key for both encryption and decryption, while asymmetric-key encryption uses two different keys. Signup and view all the answers

Why is the public key in asymmetric-key encryption made publicly available?

To allow anyone to encrypt messages before sending them securely. Signup and view all the answers

What is a notable drawback of symmetric-key encryption mentioned in the text?

It necessitates a secure channel for the initial key exchange between parties. Signup and view all the answers

Why is symmetric-key encryption considered simple, fast, and relatively cheap according to the text?

As it uses the same key for both encryption and decryption operations. Signup and view all the answers

What is the main advantage of using asymmetric-key encryption over symmetric-key encryption?

Does not require secret distribution of keys Signup and view all the answers

Which type of encryption is commonly used for protecting data-at-rest and data-in-motion?

Symmetric-key encryption Signup and view all the answers

In asymmetric-key encryption, what is the purpose of the private key?

Decrypt messages received from others Signup and view all the answers

What is a common use of asymmetric-key encryption in authentication processes?

Send usernames and passwords for authorization Signup and view all the answers

Encryption and Decryption Fundamentals

Questions and Answers

What is the standard technology used to encrypt traffic over a network?

Which protocol is HTTPS based on?

What is the gold standard for protecting web communications?

What type of encryption do TLS connections use?

What is the key difference between symmetric-key encryption and asymmetric-key encryption?

Why is the public key in asymmetric-key encryption made publicly available?

What is a notable drawback of symmetric-key encryption mentioned in the text?

Why is symmetric-key encryption considered simple, fast, and relatively cheap according to the text?

What is the main advantage of using asymmetric-key encryption over symmetric-key encryption?

Which type of encryption is commonly used for protecting data-at-rest and data-in-motion?

In asymmetric-key encryption, what is the purpose of the private key?

What is a common use of asymmetric-key encryption in authentication processes?

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