Cryptography
J.D.
  • Member for 8 years, 4 months
  • Last seen more than 1 year ago
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All Questions Answers
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28
Reason why “XOR” is a linear operation, but ordinary “addition” isn’t?
Dec 28 '13
21
Why is the permutation in AES (and other ciphers) not random or key-dependent?
Apr 12 '16
19
Why does only length prepending improve the security of CBC-MAC
Oct 19 '13
16
How exactly is "true randomness" defined in the realms of cryptography?
Oct 5 '13
11
Why is the DES s-box non-linear? Why does it make the cracking of the cipher more difficult?
Jul 12 '16
10
How to deal with a cipher with addition and XORs combined together?
Jul 1 '16
10
Proof that IND$-CPA implies IND-CPA?
Sep 20 '13
9
AES-CTR mode and the Biclique Attack
Nov 6 '13
9
Implement AES-CTR on top of AES-ECB
Mar 11 '17
9
Why do cryptographic hashing and symmetric encryption use different functions?
May 6 '16

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