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Out of curiosity why we can't implement AES 512 key size? Please explain somehow i can understand! I'm not an expert....
Asked on 12/17/2021 by hamedb71
3 answerGiven 2 messages $m_1$ and $m_2$, in a chosen prefix attack, we want to find $s_1$ and $s_2$ such that: $text{MD5}(m_1 ||...
Asked on 12/17/2021
1 answerI'd like to embed 8-bits of information by selecting only keypairs where a hash of the public key begins with those 8-bits. (The expected number of keypairs that will...
Asked on 12/17/2021
2 answerCan anyone tell me the difference between working in the polynomial embedding for $R$-LWE, and working in the canonical embedding?...
Asked on 12/17/2021
0 answerI am trying to understand how CBC-mode in SSL/TLS can be attacked. I have been looking around online but all examples and explanations are very hard to understand and follow....
Asked on 12/14/2021 by antonpug
3 answerThis link discusses something called a 'subset-sum hash function'. I'm having a little difficulty understanding the algorithm, and I can't seem to find any existing implementations to...
Asked on 12/14/2021 by Lev Knoblock
1 answerI was searching for the information on authenticated Diffie–Hellman key exchange and found these slides. The author says, “Remember$$Ato B: (A, g^x, operatorname{SIG}_a((g^x, B)))$$...
Asked on 12/14/2021 by beroal
1 answerI want to know if there is any Homomorphic encryption scheme that supports modulo reduction, i.e.,using $Enc_{pk}(m)$ and a public $w$ to compute $Enc_{pk}(m mod w)$....
Asked on 12/08/2021
0 answerAuthentication aims to validate the legitimate identity. The authenticated key exchange aims to establish a secure common session key. But can we say that password authentication scheme contains the registration...
Asked on 12/06/2021 by Z.P.
0 answerI am trying to estimate parameters for LWR $(n,q,p)$ instance using the LWE estimator. My $q,p$ are $283,256$-bit prime numbers and I am trying...
Asked on 12/04/2021 by MeV
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