Computer Science Password Hashing

Computer Science Password Hashing

University

10 Qs

quiz-placeholder

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Computer Science Password Hashing

Computer Science Password Hashing

Assessment

Quiz

Computers

University

Hard

Created by

Thomas Martinez

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10 questions

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1.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

A user plans to use SHA-1 as part of an IPSec implementation for inbound external connections. The user wants to ensure the integrity and authenticity of the connection. What security tool can the user use?

Message Digest 5 (MD5) Algorithm

Hash-based message authentication code (HMAC)

Internet Security Association and Key Management Protocol (ISAKMP)

Secure Hash Algorithm SHA-256 (256 bit)

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Alice and Bob use the same password to login into a website. This means both would have the exact same hash for their passwords. What could be implemented to prevent both password hashes from being the same?

hashing

salting, salt

Secure Hash Algorithm (SHA)

Message Digest 5 (MD5) Algorithm

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which method tries all possible passwords until a match is found?

dictionary

brute force

rainbow tables

trial-and-error method

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A user downloads an updated driver for a video card from a website. A warning message pops up saying the driver is not approved. What does this piece of software lack?

valid ID

source code

digital signature

code recognition

5.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Write down one criteria used for validation rule.

range

format

size

consistency

check digit

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A user wants to ensure that when new users downloaded his newly created program, the program is not changed while in transit. What can the user do to ensure that the program is not changed when downloaded?

Distribute the program on a thumb drive.

Install the program on individual computers.

Encrypt the program and require a password after it is downloaded.

Create a hash of the program file and use it to verify the integrity of the file after download

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the standard for a public key infrastructure to manage digital certificates?

public key infrastructure (PKI)

x.503

NIST-SP800

x.509

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