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3

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What security risks does exposing the size of the plaintext entail?

aes block-cipher padding

answered 12 hours ago Gilles 10.1k

0

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1

answer

117

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Meet-in-the-middle probability of success

block-cipher meet-in-the-middle-attack probability

modified yesterday Community♦ 1

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1

answer

66

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How can padding be disambiguated from data, when encrypting using a block cipher?

encryption block-cipher padding

modified Aug 12 at 19:40 Conrado 3,608

7

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1

answer

17k

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What is the difference between key size and block size (for AES)?

aes block-cipher algorithm-design keys terminology

modified Aug 12 at 15:52 Maarten Bodewes♦ 58.4k

1

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1

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18

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key recovery in the ideal cipher model

block-cipher random-oracle-model

answered Aug 5 at 1:59 Squeamish Ossifrage 30.4k

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33

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How TAU function of SM4ni cipher is implemented?

block-cipher s-boxes

modified Aug 3 at 12:22 Patriot 1,102

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2

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51

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Very short block ciphers for equally-short plaintexts

encryption block-cipher symmetric format-preserving

answered Jul 30 at 11:23 Gianluca Ghettini 927

5

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2

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269

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Chance of finding the right key by exhaustively searching on half of the key space

block-cipher keys randomness

modified Jul 28 at 8:49 Patriot 1,102

1

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1

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88

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How many required known plaintexts for an attack are considered insecure?

block-cipher known-plaintext-attack chosen-ciphertext-attack blocksize

modified Jul 22 at 8:23 forest 7,768

4

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2

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107

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What are the issues of look-up table based implementations?

block-cipher

modified Jul 21 at 0:10 Maarten Bodewes♦ 58.4k

2

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1

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303

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Cracking a key using a combination of partial keys

cryptanalysis block-cipher keys entropy side-channel-attack

modified Jul 20 at 15:03 Community♦ 1

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33

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Simplifying Meet-In-The-Middle Attacks

block-cipher brute-force-attack meet-in-the-middle-attack

answered Jul 16 at 20:28 kelalaka 9,780

5

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2

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551

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Using a one-time pad with a block cipher

block-cipher one-time-pad xor

modified Jul 13 at 11:46 Patriot 1,102

2

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1

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66

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Block cipher information leakage using same key

encryption block-cipher des information-theory

modified Jul 10 at 0:02 Community♦ 1

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