This paper found that the scheme didn t have the unconditional anonymity characteristic being including in a ring signature, so improved it.
但通过研究发现，有的环认证加密方案不具有环签名的无条件匿名性的性质。
This paper found that the scheme didn t have the unconditional anonymity characteristic being including in a ring signature, so improved it.
但通过研究发现，有的环认证加密方案不具有环签名的无条件匿名性的性质。
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