message integrity code

Show message box in VB source code integrity, and can be used directly.

显示消息框在VB源代码完整, 并可以直接使用.

WEP uses CRC32 checking code inside the RC4 encipher system to provide message integrity check.

WEP通过在RC4密码系统内部设置CRC32循环冗余校验的方式来实现报文完整性验证。

The second challenge about LBS privacy is: prevent privacy information from being tampered illegally. In this paper, we adopt Hash-based Message Authentication Code and study a reliability verification module for LBS which can verify the integrity of query and result.

针对隐私保护的第二个问题-防止隐私信息被篡改，本文采用带密钥的哈希函数消息认证策略，设计了位置服务可靠性验证模块，实现了对查询内容和查询服务结果的完整性的验证。