International Association for Cryptologic Research

International Association
for Cryptologic Research

IACR News item: 13 November 2014

Craig Gentry, Shai Halevi, Hemanta K. Maji, Amit Sahai
ePrint Report ePrint Report
We extend the recent zeroizing attacks of Cheon et al. on multilinear maps to some settings where no encodings of zero below the maximal level are available. Some of the new attacks apply to the CLT scheme (resulting in total break) while others apply to the GGH scheme (resulting in a weak-DL attack).

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