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介绍了秘密共享体制的发展背景及研究现状,利用单向hash函数的困难性构造了一个适用于一般接入结构的多秘密共享方案.采用该方案,在更新秘密时只需更新公告牌即可,不需要重新发送子秘密.
This paper introduces the background and research status of the secret sharing system and constructs a multi-secret sharing scheme which is suitable for the general access structure by using the difficulty of the one-way hash function.Using this scheme, only the bulletin board can be updated when updating the secret , Do not need to resend the sub-secret.