基于因数分解和二次剩余困难性假设，构造了一个新的按序多重数字签名方案和广播多重数字签名方案。
A new sequential digital multi-signature scheme and a new broadcasting digital multi-signature scheme are proposed based on the difficulty assumption of factoring and quadratic residues.
本文还从安全性与执行速度上和一些基于ECC多重数字签名方案进行分析对比，证明该方案具有一定的优越性。
In this article, a number of multi-signature schemes based ECCECC on is analyzed and compared to prove that the program has certain advantages also from the security and speed of execution.
利用这两个伪造攻击，任何一个原始签名人都能伪造出一个有效的代理多重数字签名。
Using these forgery attacks, anyone of original signers can produce a valid proxy multi-signature.
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