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Key-escrow free multi-signature scheme using bilinear pairings

  • Manik Lal Das EMAIL logo
Veröffentlicht/Copyright: 19. März 2015
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Abstract

We present a multi-signature scheme based on bilinear pairings. The scheme is key escrow-free and does not require any secure channel for private key issuance to users. We use a binding-blinding technique to avoid the key escrow problem and to eliminate a secure channel requirement for the key issuance stage. The basic scheme is extended to sequential and parallel multi-signature schemes. We show that the basic scheme and multi-signature schemes are secure against adaptive chosen message attacks under standard assumptions.

MSC: 94A60; 11Z05
Received: 2014-2-21
Published Online: 2015-3-19
Published in Print: 2015-5-1

© 2015 by De Gruyter

Heruntergeladen am 30.9.2025 von https://www.degruyterbrill.com/document/doi/10.1515/gcc-2015-0002/html?lang=de
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