此外，证明了方案中加密算法在DDH假设和适应性选择密文攻击下是安全的。
The encryption algorithm in the scheme is semantically secure against adaptive chosen cipher-text attacks based on the DDH assumption.
此外，证明了方案中加密算法在DDH假设和适应性选择密文攻击下是安全的。
The encryption algorithm in the scheme is semantically secure against adaptive chosen cipher-text attacks based on the DDH assumption.
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