Multiplex Encryption: A Practical Approach to Encrypting Multi-recipient Emails.

Bibliographic Details
Title: Multiplex Encryption: A Practical Approach to Encrypting Multi-recipient Emails.
Authors: Sihan Qing, Wenbo Mao, Lopez, Javier, Guilin Wang, Wei Wei, Xuhua Ding, Kefei Chen
Source: Information & Communications Security (9783540309345); 2005, p269-279, 11p
Abstract: Efficiently protecting the privacy of multi-recipient emails is not as trivial as it seems. The approach proposed by S/MIME is to concatenate all ciphertexts. However, it suffers from poor scalability due to its linear computation and communication cost. In this paper, we propose a new practical and secure scheme, called multiplex encryption. By combining the ideas of identity-based mediated RSA and re-encryption mix network, our framework only requires constant computation and communication cost to encrypt a multi-recipient email. [ABSTRACT FROM AUTHOR]
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DOI: 10.1007/11602897_23
Database: Supplemental Index