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Exam 312-50v11 All Questions

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Exam 312-50v11 topic 1 question 181 discussion

Actual exam question from ECCouncil's 312-50v11
Question #: 181
Topic #: 1
[All 312-50v11 Questions]

This form of encryption algorithm is a symmetric key block cipher that is characterized by a 128-bit block size, and its key size can be up to 256 bits. Which among the following is this encryption algorithm?

  • A. HMAC encryption algorithm
  • B. Twofish encryption algorithm
  • C. IDEA
  • D. Blowfish encryption algorithm
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Suggested Answer: B 🗳️
by americaman80 at April 15, 2021, 5:19 p.m.

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tille
Highly Voted 2 years, 5 months ago
Twofish seems to be correct as americanman80 says. Blowfish has bigger size then 256bit, idea has just 64bit. HMAC is for hashing not encytpting.
upvoted 12 times
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AjaxFar
Highly Voted 1 year, 10 months ago
256 synonymous to two fish, na my own way be that, blowfish is from 32 to 248 bit, it really blow
upvoted 7 times
ethicalkt
7 months, 2 weeks ago
I liked your trick to remember blowfish, just one small correction that blowfish is from 32 to 448 bit
upvoted 2 times
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Daniel8660
Most Recent 1 year ago
Selected Answer: B
Ciphers Twofish uses a block size of 128 bits and key sizes up to 256 bits. It is a Feistel cipher.encryption speed. (P.3032/3016)
upvoted 3 times
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BlackThunder
1 year ago
are these questions frequently asked in exam? I am not able to answers these questions.
upvoted 4 times
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AjaxFar
1 year, 10 months ago
256 synonymous to two fish, na my own way be that, blowfish is from 32 to 248 bit, it really blow
upvoted 2 times
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ANDRESCB1988
2 years, 3 months ago
correct
upvoted 2 times
marcoatv
1 year, 4 months ago
This guy gives the best explanations
upvoted 2 times
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americaman80
2 years, 6 months ago
Correct. Check Wikipedia.
upvoted 6 times
Scryptic
2 years, 2 months ago
Verified: https://en.wikipedia.org/wiki/Twofish
upvoted 5 times
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A (35%)
C (25%)
B (20%)
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