2
votes
Accepted
Bound for Zhandry's result in Quantum random Oracle Model using the inequality of Markov brothers
If we write $\lambda=(x+1)/2$ and $f(x)=p_{\lambda_0}((x+1)/2)=p_{\lambda_0}(\lambda)$, we see that $f(x)$ is a polynomial of degree $n=d$ and $|f(x)|\le 1$ in the interval $x\in[-1,1]$ (which is the ...
- 25.4k
1
vote
Security concerns of FF3 for in-place encryption
The only insurmountable issue with using Format Preserving Encryption in the context of database encryption is that, for a given entry in the database, the plaintext to ciphertext relation is a ...
- 144k
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