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1 answer
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What kind of assumptions usually go into the design of block ciphers?

0 votes
1 answer
86 views

Why do we need nonce in the CTR mode given that Deterministic counter mode is semantically secure?

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0 answers
32 views

Is the following attack on a DES-based commitment scheme valid?

2 votes
1 answer
69 views

How do different types of ciphers relate to each other?

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0 answers
24 views

Do symmetric and skew symmetric key schedules have any known weaknesses?

1 vote
0 answers
38 views

Adversary's advantages against mode of operation instantiated with random permutation and block cipher relation

12 votes
3 answers
7k views

AES Inverse Key Schedule

0 votes
1 answer
52 views

Does TLS convert individual messages to ciphertext? If the network is breached, is the data exposed?

1 vote
1 answer
94 views

Is multiple encryption with XTS mode susceptible to Meet-in-the-middle attacks?

6 votes
3 answers
143 views

Are small domain keyed permutations inherently unsafe?

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0 answers
65 views

Provably secure and Practical ciphers

1 vote
1 answer
174 views

Why mining bitcoins is difficult?

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1 answer
97 views

Derive independent values using block cipher

4 votes
0 answers
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Why Block Ciphers

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