Trusted Third Party短语¹⁴⁴⁹⁷²⁺² 基本例句 可靠的第三方 In addition, the receiver can decrypt the message only if she has the trusted third party's signature, avoiding an attacker to steal the message to a certain degree. 此外，只有持有第三方签名的接收者才能打开密文，避免了攻击者对消息的窃取。 fabiao