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May
8
answered On modeling a random oracle hash function which maps $\mathbb{G}_1 \rightarrow \mathbb{G}_2$
May
5
answered About the Rijndael/AES sbox polynomial (subBytes)
May
2
answered find $x$, given $\{c_ix = k_i + y_i\}_{i=[1,n]} $
May
2
answered Understanding hash entropy
May
2
answered Analyzing ECB's and CBC's resistence to a known-plaintext attack
Apr
30
answered Diffie Hellman Key Exchange (Finding # of bits/digits of secret key)
Apr
27
answered Does $i^n=j^n$ for $i, j \in GF(2^q)$ and $i \neq j$ for some $n<2^q-1$
Apr
25
answered Are the RFC3526 MODP groups Schnorr groups?
Apr
25
answered Is the product of two primes only factorisable by those two primes?
Apr
24
answered Why does knowing the number of points on a curve help solve ECCDLP?
Apr
22
answered Are the MD5 constants an S-Box?
Apr
17
answered One time pad: why is it useless in practice?
Apr
16
answered Security of permutation cipher
Apr
16
answered Composing hashes and/or MACs
Apr
15
answered Has there ever been more then a theortetical difference between preimage resistance and second preimage resistance?
Apr
15
answered Block cipher and parity of permutation
Apr
15
answered Does IKEv2 protocol have two modes like IKE
Apr
14
answered does re-encrypting the same value with multiple keys reduce security
Apr
14
answered How to make sure the pre-agreed information safe for DH-Key Exchange
Apr
11
answered How to keep phi(n) secret in RSA?