Cryptology ePrint Archive: Report 2015/1245

Variation of GGH15 Multilinear Maps

Gu Chunsheng

Abstract: Recently, Coron presented an attack of GGH15 multilinear maps, which breaks the multipartite Diffie-Hellman key exchange protocol based on GGH15. In this paper, we describe a variation of GGH15, which seems to thwart known attacks.

Category / Keywords: public-key cryptography / Multilinear maps, zeroizing attack, MPKE, witness encryption, LWE

Date: received 31 Dec 2015, last revised 1 Jan 2016

Contact author: chunsheng_gu at 163 com

Available format(s): PDF | BibTeX Citation

Version: 20160101:172618 (All versions of this report)

Short URL: ia.cr/2015/1245

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