Exam (elaborations)
WGU C839 FLASH CARDS FOR OA 2024 QUESTIONS AND ANSWERS
- Course
- Institution
WGU C839 FLASH CARDS FOR OA 2024 QUESTIONS AND ANSWERS
[Show more]
Content preview
WGU C839 FLASH CARDS FOR OAwhich two symmetric block encryption modes turn block ciphers into stream
ciphers? - ANSWERS-OFB - CTR
Ciphertext Only Attack - ANSWERS-an attack in which the attacker only has access
to the ciphertext of a message?
Co-Prime - ANSWERS-a number that only shares the number 1 as a common
factor with another?
Differential cryptanalysis - ANSWERS-involves the examination of differences in
an input and how that affects the resultant difference in output
Mono-Alphabetic Ciphers - ANSWERS-Atbash - Scytale - ROT-13
Playfair - ANSWERS-Cipher makes use of a 5x5 table containing a keyword or key
phrase and encrypts pairs of letters or digraphs
Cryptosystem - ANSWERS-represents the entire cryptographic operation i.e. the
algorithm, key, and key management functions
Prime - ANSWERS-number whose factors are 1 and itself?
, Pseudo-random number generator - ANSWERS-a mechanism used to create
number streams with random properties. Examples include Lagged Fibonacci and
Mersenne Twister
Kerberos Ticket - ANSWERS-Used to authenticate. Contains the identity of the
client, the session key, timestamp, and checksum
Kerberos TGS - ANSWERS-Issues tickets
Kerberos KDC - ANSWERS-Server that provides the initial ticket
Kerberos TGT - ANSWERS-The ticket that is granted during the authentication
process
Kerberos AS - ANSWERS-Server that authorizes the principal and connects them
to the ticket granting server
DES - ANSWERS-64 Bit Block - 56 Bit Key - 16 Rounds
AES - ANSWERS-128 Bit Block - 128, 192, 256 Bit Key - 10, 12, 14 Rounds
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Teacher101. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $14.49. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
62890 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now