创建基于哈希的消息验证代码(HMAC)实现的实例。
Creates an instance of the default implementation of a Hash-based Message Authentication Code (HMAC).
SSL接收到具有不正确的“消息验证代码”的一个记录。
SSL has received a record with an incorrect Message Authentication Code.
在这种方法中，您将把服务器端代码添加到所有客户端验证函数中，以检查条件并显示消息。
This way you add server-side code to all client-side validation functions in order to check conditions and to show messages.
既然已经创建了JSP，现在就让我们在Portlet中编写代码以验证用户ID和密码，并显示适当的消息。
Now that we've created the JSP, we'll write the code in the portlet to validate the user id and password and display the appropriate message.
客户端处理程序和服务处理程序都必须签署传出消息并验证传入消息，这样，抽象类SignHandler就将提供通用代码。
Both the client and service handlers must sign outgoing and verify incoming messages, so an abstract class, SignHandler, will provide the common code.
通过使用MD5消息摘要，验证源代码没有受到破坏
Verify that the sources are not corrupted by using MD5 message digests
此属性标识创建XML数字签名时涉及到的所有加密功能，包括哈希算法、公钥算法、消息身份验证代码(MAC)和填充。
This property identifies all cryptographic functions involved in creating an XML digital signature, including hashing, public key algorithms, Message Authentication Codes (MACs), and padding.
此属性标识创建XML数字签名时涉及到的所有加密功能，包括哈希算法、公钥算法、消息身份验证代码(MAC)和填充。
This property identifies all cryptographic functions involved in creating an XML digital signature, including hashing, public key algorithms, Message Authentication Codes (MACs), and padding.
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