Security Awareness - Ch6 Unit 6 Quiz

If Bob wants to send a secure message to Alice using an asymmetric cryptographic algorithm, which key does he use to encrypt the message? Alice's private key Alice's public key Bob's public key Bob's private key

Alice's public key

What is ciphertext? Procedures based on a mathematical formula used to encrypt and decrypt data. A mathematical value entered into an algorithm. Encrypted data. The public key of a symmetric cryptographic process.

Encrypted data.

What is the most important advantage of hardware encryption over software encryption? Software encryption cannot be used on older computers. Hardware encryption is up to 10 times faster than software encryption. Software that performs encryption can be subject to attacks. There are no advantages of hardware encryption over software encryption.

Software that performs encryption can be subject to attacks.

_____ hides the existence of the data. Cryptography Symmetric encryption Asymmetric decryption Steganography

Steganography

What is data called that is to be encrypted by inputting it into a cryptographic algorithm? ciphertext plaintext cleartext opentext

plaintext

Which of these is NOT a basic security protection for information that cryptography can provide? risk loss authenticity integrity confidentiality

risk loss

The areas of a file in which steganography can hide data include all of the following EXCEPT _____. data that is used to describe the content or structure of the actual data the directory structure of the file system the file header fields that describe the file areas that contain the content data itself

the directory structure of the file system

How many keys are used in asymmetric cryptography? one two three four

two

A digital signature can provide each of the following benefits EXCEPT _____. proving the integrity of the message verifying the receiver verifying the sender enforcing nonrepudiation

verifying the receiver

Which of the following is not an issue raised regarding how private data is gathered and used? The data is gathered and kept in secret. The accuracy of the data cannot be verified. By law, all encrypted data must contain a "backdoor" entry point. Informed consent is usually missing or is misunderstood.

By law, all encrypted data must contain a "backdoor" entry point.

Which of the following is NOT a privacy best practice? Use the private browsing option in your web browser. Shred financial documents and paperwork that contains personal information before discarding it. Use strong passwords on all accounts that contain personal information. Carry your Social Security number with you so that it cannot be stolen you are not home.

Carry your Social Security number with you so that it cannot be stolen you are not home.

Which of these is NOT a characteristic of a secure hash algorithm? A message cannot be produced from a predefined hash. Collisions should be rare. The results of a hash function should not be reversed. The hash should always be the same fixed size.

Collisions should be rare.

Each of these is a responsibility of an organization regarding user private data EXCEPT: Collect only necessary personal information. Use industry-tested and accepted methods. Keep personal information for no longer than 365 days. Do not use personal information when it is not necessary.

Keep personal information for no longer than 365 days.

Each of the following is true about privacy EXCEPT: Privacy is the right to be left alone to the degree that you choose. Today individuals can achieve any level of privacy that is desired. Privacy is difficult due to the volume of data silently accumulated by technology. Privacy is freedom from attention, observation, or interference based on your decision.

Today individuals can achieve any level of privacy that is desired.

Which of the following is not a risk associated with the use of private data? individual inconveniences and identity theft devices being infected with malware associations with groups statistical inferences

devices being infected with malware

A(n) _____ is not decrypted but is only used for comparison purposes. stream digest algorithm key

digest

Which of these is not a method for encryption through software? encrypt individual files whole disk encryption encrypt using the file system encrypt using a separate hardware computer chip

encrypt using a separate hardware computer chip

Which of the following is "one-way" so that its contents cannot be used to reveal the original set of data? hash symmetric cryptography Message Digest Encryption (MDE) asymmetric cryptography

hash

Proving that a user sent an email message is known as _____. repudiation integrity nonrepudiation availability

nonrepudiation

Which of the following appears in the web browser when you are connected to a secure website that is using a digital certificate? http:// wrench padlock a yellow warning message

padlock