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Martin Albrecht, Shi Bai, Leo Ducas. A subfield lattice attack on overstretched NTRU assumptions: Cryptanalysis
of some FHE and Graded Encoding Schemes.. CRYPTO 2016, 2016, Santa Barbara, United States. ⟨10.1007/978-3-662-53018-4_6⟩. ⟨hal-01394211⟩