| Lattice | Guessing | Secret |
---|---|---|---|
Buchmann et al. (2016) | Decoding | MITM | Small |
Son and Cheon (2019) | Decoding \(+\) Primal | MITM | Small \(+\) sparse |
Albrecht (2017) | Dual | Pruning | Small \(+\) sparse |
Cheon et al. (2019) | Dual | MITM | Small \(+\) sparse |
Espitau et al. (2020) | Dual | Matrix Mul. | Small |
This paper | Dual | Opt. Pruning \(+\) Mat. Mul. | Arbitrary |