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    ASP.NET2.0中配置文件的加密与解密

    2018-04-13 09:17:28 次阅读 稿源:互联网
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      首先添加引用: using System.Web.Configuration;

      加密操作如下:
      private void ProtectSection(string sectionName, string provider)
          {
              Configuration config =
                  WebConfigurationManager.
                      OpenWebConfiguration(Request.ApplicationPath);

              ConfigurationSection section = config.GetSection(sectionName);

              if (section != null && !section.SectionInformation.IsProtected)
              {
                  section.SectionInformation.ProtectSection(provider);
                  config.Save();
              }
          }

      解密操作如下:
       private void UnProtectSection(string sectionName)
          {
              Configuration config =
                  WebConfigurationManager.
                      OpenWebConfiguration(Request.ApplicationPath);

              ConfigurationSection section = config.GetSection(sectionName);

              if (section != null && section.SectionInformation.IsProtected)
              {
                  section.SectionInformation.UnprotectSection();
                  config.Save();
              }
          }
      实践:
      加密前的配置文件:
      <?xml version="1.0"?>
      <configuration>
          <appSettings>
        <add key="name" value="shy520" />
        <add key="address" value="cnblogs" />
       </appSettings>
          <system.web>
              <compilation debug="true"/>
        </system.web>
      </configuration>
      加密后的配置文件:
      <?xml version="1.0"?>
      <configuration>
          <appSettings configProtectionProvider="DataProtectionConfigurationProvider">
        <EncryptedData>
         <CipherData>
          <CipherValue>
            AQAAANCMnd8BFdERjHoAwE/Cl+s
            BAAAABi1ATlNkEUGEf0XyWGL2Xg
            QAAAACAAAAAAADZgAAqAAAABAAA
            ABIhxMWlazAntwIIpST1CDXAAAA
            AASAAACgAAAAEAAAAPz/YKYx07c
            b+h4fqdr4fkLgAAAAX1Ieyc+WSx
            AfsDW1vn2C/fXsG2TAnYeUgaCov
            8e3nGFTHHsH91gLiqKregFPYzGR
            vW1xrez/3VwOmJI9eS7EFKrcXej
            NnHL66kg2iNRk3ntLNZlZtTs3cZ
            9w63u47VKAjs6miWsGBz2GntL/9
            UGHLELigrJcr3YJ+lsjOscExQnv
            HGvA48EfxpD+tEiFBtgXeHsFkQX
            cqGySshx16vCt2GUNUC3ZmEAhBh
            UsAFkPIYqelYHd4+m9a/xPe2tqw
            GIbla1wbW2NDEfrzJPwnkfmpNqR
            hXijKImipwXbDVYy6o0UAAAAs8D
            suYNOhJ7qAjJa2c/4eUC7sks=
            </CipherValue>
         </CipherData>
        </EncryptedData>
       </appSettings>
          <system.web>
              <compilation debug="true"/>
        </system.web>
      </configuration>

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