Multiplex Encryption a Practical Approach to Encrypting Multi-Recipient Emails

• Main Authors: DING, Xuhua, Wei, Wei, CHEN, Kefei
• Format: text
• Language: Chinese
• Published: Institutional Knowledge at Singapore Management University 2005
• Subjects: Information Security
• Online Access: https://ink.library.smu.edu.sg/sis_research/300; http://dx.doi.org/10.1007/11602897_23
• Institution: Singapore Management University

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...