Cryptography
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All Questions Answers
Score Newest
answer
207
Why does my SSH private key still work after changing some bytes in the file?
Jan 9, 2016
answer
74
Second pre-image resistance vs Collision resistance
Dec 24, 2014
answer
66
How come hash salt doesn't make a hash ineffective?
Sep 24, 2017
answer
52
How do we know a cryptographic primitive won't suddenly fail?
Jun 3, 2015
answer
38
If a hash function $H$ is collision resistant, is it true that $H(x)\neq H(x')$ for all messages $x, x'$ with $x \neq x'$?
Feb 6, 2017
answer
33
How does ECDH arrive on a shared secret?
Jan 4, 2015
answer
29
How to determine the order of an elliptic curve group from its parameters?
Sep 3, 2015
answer
24
Encrypt-then-MAC: Do I need to authenticate the IV?
Mar 11, 2015
answer
20
What is the difference between Shannon entropy and saying that tossing a 6-sided die 100 times has more than 256-bit entropy?
Aug 19, 2015
answer
15
Why is factoring $p-1$ easy when $p$ is a safe prime?
Jan 24, 2015
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Number of Points on the Jacobian of a Hyperelliptic Curve

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