<p><span style="font-size:18px"><strong>解密：Decrypt</strong></span></p> <p><span style="font-size:14px"><strong>描述：</strong></span></p> <p>对密文ciphertextBlob进行解密。密文是通过调用以下API接口产生的：</p> <ul> <li>GenerateDataKey</li> <li>Encrypt</li> </ul> <p><span style="font-size:14px"><strong>请求参数：</strong></span></p> <table border="1" cellpadding="1" cellspacing="1"> <tbody> <tr> <td style="background-color:#ededed"><strong>名称</strong></td> <td style="background-color:#ededed"><strong>类型</strong></td> <td style="background-color:#ededed"><strong>是否必需</strong></td> <td style="background-color:#ededed"><strong>描述</strong></td> </tr> <tr> <td>cipherTextBlob</td> <td>String</td> <td>是</td> <td>待解密的密文</td> </tr> <tr> <td>encryptionContext</td> <td>String</td> <td>否</td> <td>附加盐值，如果指定了该参数，则在调用Decrypt&nbsp;时需要提供同样的参数</td> </tr> </tbody> </table> <p><span style="font-size:14px"><strong>返回参数：</strong></span></p> <table border="1" cellpadding="1" cellspacing="1"> <tbody> <tr> <td style="background-color:#ededed"><strong>名称</strong></td> <td style="background-color:#ededed"><strong>类型</strong></td> <td style="background-color:#ededed"><strong>描述</strong></td> </tr> <tr> <td>code</td> <td>String</td> <td>返回码，成功返回&quot;SUCCESS&quot;</td> </tr> <tr> <td>keyId</td> <td>String</td> <td>密钥的全局唯一标识符</td> </tr> <tr> <td>plainText</td> <td>String</td> <td>解密后的明文</td> </tr> <tr> <td>requestId</td> <td>String</td> <td>当前请求Id</td> </tr> </tbody> </table> <p><span style="font-size:14px"><strong>请求示例：</strong></span></p> <pre> <code>https://kms-cn-shanghai.ocftcloud.com/?action=Decrypt &amp;cipherTextBlob=&lt;your cipher text blob&gt; &amp;encryptionContext=&lt; encryption context &gt; &amp;&lt;公共请求参数&gt;</code></pre> <p><span style="font-size:14px"><strong>返回示例:</strong></span></p> <pre> <code>{       "code": "SUCCESS",       "plainText": "your plain text",       "keyId": "your key id",       "requestId": "dbfa6ea7-3984-4573-9623-cbe5bb1264c5" }</code></pre> <p>&nbsp;</p>