signature verification的用法和樣例：
例句
- One can forge an effective proxy signature that will be accepted by the signature verifier and that will not identify the true signer to management.
該攻擊能夠偽造出有效的代理簽名，使簽名驗證人可以接受該代理簽名，但管理中心並不能通過此簽名來辨認出代理簽名人的身份。 - The signature verifier must have access to the public key certificate that contains the public key associated with the private key used to produce the signature.
簽名驗證者必須有權使用包含與用於生成簽名的私鑰關聯的公鑰的公鑰證書。
