中文摘要：

基于证书分享计划的一个向量空间秘密在这篇论文被建议。解决分离对数的困难保证机密信息的安全，；每个参加者的证书的使用让交易者没有需要把秘密信息转移到参加者。建议计划是动态的。它能有效地检查眼镜；没有安全隧道要求。

英文摘要：

A vector space secret sharing scheme based on certificates is proposed in this paper. The difficulties of solving discrete logarithm assure confidential information＇s security, and the use of each participant＇s certificate makes the dealer have no need to transfer secret information to the participants. The proposed scheme is dynamic. It can effectively check cheaters and does not have secure channel requirements.