authentication

Through testing and research, it is demonstrated that this methodology is effective to current problems (such as nonprivileged-access) of authentication and authorization.

经过测试和研究，该法能够有效的改善现有的认授权所存在的问题（如越权访问等）。

The result of experiment show that this algorithm has good robust against JPEG，and frangibility against the familiar attacks，and beseem to selective authentication for image.

实验结果表明，该法JPEG压缩具有很好的鲁棒性，同时滤波和加噪等处理具有很好的易碎性，适合于图像的内容认。

This study discusses the authentication standard and provides an analysis of real cases for the act where there has been a washaway of soil and water.

本文将讨论『致生水土流失』之判断标准，并提供实际案例研析，以提供各界该项工作之认知及参考。