The document is decrypted using the decryption key.

解密密钥会被用来对文档进行解密。

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Step 4: Create the Decryptor object with decryption key and the location of the encrypted data that is to be decrypted.

步骤4：用解密密钥和需要解密的加密数据所在的位置创建Decryptor对象。

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In terms of the difference between encryption key and decryption key, it can divide into symmetry cryptogram and public key cryptogram.

根据加密密钥和解密密钥在性质上的差异，可以将密码体制分为对称密码和公钥密码两大类。

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The encryption key could be derived from the decryption key as easily as vice versa.

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When the recipient opens the e-mail, the message retrieves the decryption key from Disappearing's key server and it's displayed in decrypted form.

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Mullenweg countered with the fact that all Web applications must either store their database credentials in plain text or keep a plaintext decryption key around somewhere.

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