Cryptography & Codes

Intensive Crypto Algorithms Challenge

Probe advanced encryption schemes, key exchanges, and integrity mechanisms through precise multiple-choice tests.

#crypto algorithms#RSA padding#AEAD modes#ECDSA nonce#sponge construction#discrete logarithm#AES cipher

Total Questions

Difficulty Level

hard

Progress

0/0

Quiz Questions

Answer all questions below and test your knowledge.

1
How many rounds are executed in the AES-256 block cipher?
Question 1
2
Which padding provides provable security for RSA public-key encryption with a secure hash?
Question 2
3
The security of classical Diffie-Hellman key agreement rests on the hardness of which problem?
Question 3
4
SHA-3 realizes its variable output length using which core construction?
Question 4
5
Reusing the same nonce k in ECDSA signatures for distinct messages enables recovery of:
Question 5
6
Among block cipher modes, which delivers both privacy and message authentication inherently?
Question 6

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