Christoph

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15 Favorites

added views newest activity votes

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What are the benefits of the two permutation tables in DES?

block-cipher des permutation

jun 13 '12 at 16:41 Hendrik Brummermann♦ 503

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446

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What is the best way to put a backdoor in an encryption system?

encryption cryptanalysis algorithm-design backdoors

jul 31 at 2:27 Mikero 557

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758

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Is it okay to use a hash of a timestamp as the IV for AES?

block-cipher protocol-design initialization-vector cbc

apr 22 '12 at 14:23 Paŭlo Ebermann♦ 9,765

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450

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Replacing the Rijndael S-Box?

encryption aes s-boxes permutation block-cipher

jul 13 '11 at 18:50 PulpSpy 4,489

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483

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Desirable S-box properties

s-boxes

sep 8 at 7:44 D.W. 8,057

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373

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Asymmetric cryptographic algorithms that are not based on integer factorization and discrete logarithm

public-key

oct 16 '11 at 18:57 Paŭlo Ebermann♦ 9,765

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Definition of Textbook RSA

cryptanalysis public-key rsa

dec 13 '11 at 17:41 Paŭlo Ebermann♦ 9,765

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632

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How does HOTP keep in sync?

passwords hotp

sep 28 '11 at 18:04 Paŭlo Ebermann♦ 9,765

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639

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Security of simple xor and s-box cipher?

block-cipher s-boxes

sep 10 at 20:44 Ethan Heilman 959

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524

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Is a book cipher provably secure?

substitution-cipher provable-security classical-cipher

nov 28 '11 at 15:49 robjb 103

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How strong is the ECDSA algorithm?

ecdsa key-size elliptic-curves

jul 27 at 9:45 CodesInChaos 5,964

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121

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How is de-synchronisation of HOTP solved?

passwords hotp

dec 17 '11 at 20:05 David Schwartz 2,647

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What are the advantages of TOTP over HOTP?

hotp

mar 30 '12 at 1:20 B-Con 2,174

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When to use RSA and when ElGamal asymmetric encryption

public-key rsa elgamal

jan 18 '12 at 8:09 Antony Vennard 2,492

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One-way function and factoring

encryption rsa

apr 11 '12 at 21:16 Paŭlo Ebermann♦ 9,765

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