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Results tagged with lattice-crypto
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user 97853
Lattice-cryptography is the study and use of lattice problems applied to cryptography.
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Basis matrix of NTRU lattice
In NTRUEncrypt, we choose polynomials $\mathbf f,\mathbf g$ (with suitably small coefficients) such that $\mathbf f$ admits inverses $\mathbf f_p, \mathbf f_q$ with respect to the moduli $p,q$. The re …
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MITM against NTRU
In MITM attacks against the NTRU cryptosystem, we exploit the fact that in the ring of truncated polynomials of degree $n-1$ it holds that $$fg=h\mod q$$ for our secret and public keys $f,h$. The bas …