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knbk's user avatar
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knbk's user avatar
knbk
  • Member for 7 years, 4 months
  • Last seen more than a month ago
11 votes

When adding two points on an elliptic curve, why flip over the x-axis?

10 votes

Why does AES-GCM not require an auth key, but encrypt-then-mac does?

8 votes

Why is calculating the discrete logarithm harder than calculating the public key?

6 votes

Encryption based solely on XORing with concatenated hash values

5 votes

Key and IV lengths

5 votes
Accepted

Does Benford's law hold against encrypted data?

4 votes
Accepted

Given 2 Digital Signature generated by $S=D\times k^r$ how do you solve for $k$?

3 votes

Which answer is true regarding birthday attack on digital signatures?

3 votes
Accepted

What might be the intuition for this scheme to be AEAD and what is the problem with this?

3 votes
Accepted

Perfect Secrecy for two distinct messages

2 votes
Accepted

Calculating $s$ in ECDSA over $GF(2^m)$

2 votes
Accepted

Cheating in a commitment scheme based on discrete log

1 vote
Accepted

why doesn't quadratic residue attack work with Elgamal encryption with decisional diffie Hellman assumption?

1 vote

Reversing ITUbee's diffusion operation

0 votes

Can I use different initialization vectors (IV) for the same data in AES-CBC?

0 votes
Accepted

Uniqueness of representation of $y$ to the bases $g$ and $h$