Encrypt & Decrypt Strings in Silverlight

Christian Amado

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31 Jul 2012CPOL2 min read

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A very brief article about the implementation of encryption and decryption of a string in Silverlight Business Application

Encrypt_Decrypt_SBA_sourcecode.zip
- Encrypt_Decrypt_SBA
  - Encrypt_Decrypt_SBA.sln
  - Encrypt_Decrypt_SBA.suo
  - Encrypt_Decrypt_SBA.Web
    - App_Data
    - bin
      - Encrypt_Decrypt_SBA.Web.dll
      - Encrypt_Decrypt_SBA.Web.pdb
    - ClientBin
      - Encrypt_Decrypt_SBA.xap
    - Cryptography.cs
    - Encrypt_Decrypt_SBA.Web.csproj
    - Encrypt_Decrypt_SBA.Web.csproj.user
    - Encrypt_Decrypt_SBATestPage.aspx
    - Encrypt_Decrypt_SBATestPage.html
    - GlobalSuppressions.cs
    - Models
      - RegistrationData.cs
      - Shared
        
        User.shared.cs
      - User.cs
    - obj
      - Debug
        
        DesignTimeResolveAssemblyReferencesInput.cache
        
        Encrypt_Decrypt_SBA.Web.csproj.FileListAbsolute.txt
        
        Encrypt_Decrypt_SBA.Web.dll
        
        Encrypt_Decrypt_SBA.Web.pdb
        
        Encrypt_Decrypt_SBA.Web.Resources.RegistrationDataResources.resources
        
        Encrypt_Decrypt_SBA.Web.Resources.ValidationErrorResources.resources
        
        GenerateResource.read.1.tlog
        
        GenerateResource.write.1.tlog
        
        ResolveAssemblyReference.cache
        
        TempPE
        
        Resources.RegistrationDataResources.Designer.cs.dll
        
        Resources.ValidationErrorResources.Designer.cs.dll
    - Properties
      - AssemblyInfo.cs
    - Resources
    - Services
      - AuthenticationService.cs
      - ServiceTest.svc
      - ServiceTest.svc.cs
      - SilverlightFaultBehavior.cs
      - UserRegistrationService.cs
    - Silverlight.js
    - Web.config
    - Web.Debug.config
    - Web.Release.config
  - Encrypt_Decrypt_SBA
    - App.xaml
    - App.xaml.cs
    - Assets
      - Resources
        
        ApplicationResources.cs
        
        ApplicationStrings.Designer.cs
        
        ApplicationStrings.resx
        
        ErrorResources.Designer.cs
        
        ErrorResources.resx
        
        SecurityQuestions.Designer.cs
        
        SecurityQuestions.resx
      - Styles.xaml
    - Bin
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        System.Windows.Controls.Data.Input.resources.dll
        
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        Encrypt_Decrypt_SBA.dll
        
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        Encrypt_Decrypt_SBA.xap
        
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        System.ComponentModel.DataAnnotations.resources.dll
        
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        System.Windows.Controls.Data.Input.resources.dll
        
        System.Windows.Controls.Navigation.resources.dll
        
        System.Windows.Controls.resources.dll
        
        et
        
        System.ComponentModel.DataAnnotations.resources.dll
        
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        System.ComponentModel.DataAnnotations.resources.dll
        
        System.ServiceModel.DomainServices.Client.resources.dll
        
        System.ServiceModel.DomainServices.Client.Web.resources.dll
        
        System.ServiceModel.Web.Extensions.resources.dll
        
        System.Windows.Controls.Data.Input.resources.dll
        
        System.Windows.Controls.Navigation.resources.dll
        
        System.Windows.Controls.resources.dll
        
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        System.ComponentModel.DataAnnotations.resources.dll
        
        System.ServiceModel.DomainServices.Client.resources.dll
        
        System.ServiceModel.DomainServices.Client.Web.resources.dll
        
        System.ServiceModel.Web.Extensions.resources.dll
        
        System.Windows.Controls.Data.Input.resources.dll
        
        System.Windows.Controls.Navigation.resources.dll
        
        System.Windows.Controls.resources.dll
        
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        System.ComponentModel.DataAnnotations.resources.dll
        
        System.ServiceModel.DomainServices.Client.resources.dll
        
        System.ServiceModel.DomainServices.Client.Web.resources.dll
        
        System.ServiceModel.Web.Extensions.resources.dll
        
        System.Windows.Controls.Data.Input.resources.dll
        
        System.Windows.Controls.Navigation.resources.dll
        
        System.Windows.Controls.resources.dll
        
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        System.ComponentModel.DataAnnotations.resources.dll
        
        System.Windows.Controls.Data.Input.resources.dll
        
        System.Windows.Controls.resources.dll
        
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        System.ComponentModel.DataAnnotations.resources.dll
        
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        System.ComponentModel.DataAnnotations.resources.dll
        
        System.Windows.Controls.Data.Input.resources.dll
        
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        System.ComponentModel.DataAnnotations.resources.dll
        
        System.Windows.Controls.Data.Input.resources.dll
        
        System.Windows.Controls.resources.dll
        
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        System.ComponentModel.DataAnnotations.resources.dll
        
        System.Windows.Controls.Data.Input.resources.dll
        
        System.Windows.Controls.resources.dll
        
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        System.ComponentModel.DataAnnotations.resources.dll
        
        System.Windows.Controls.Data.Input.resources.dll
        
        System.Windows.Controls.resources.dll
        
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        System.ComponentModel.DataAnnotations.resources.dll
        
        System.Windows.Controls.Data.Input.resources.dll
        
        System.Windows.Controls.resources.dll
        
        pt-BR
        
        System.ComponentModel.DataAnnotations.resources.dll
        
        System.Windows.Controls.Data.Input.resources.dll
        
        System.Windows.Controls.resources.dll
        
        ro
        
        System.ComponentModel.DataAnnotations.resources.dll
        
        System.Windows.Controls.Data.Input.resources.dll
        
        System.Windows.Controls.resources.dll
        
        ru
        
        System.ComponentModel.DataAnnotations.resources.dll
        
        System.ServiceModel.DomainServices.Client.resources.dll
        
        System.ServiceModel.DomainServices.Client.Web.resources.dll
        
        System.ServiceModel.Web.Extensions.resources.dll
        
        System.Windows.Controls.Data.Input.resources.dll
        
        System.Windows.Controls.Navigation.resources.dll
        
        System.Windows.Controls.resources.dll
        
        sk
        
        System.ComponentModel.DataAnnotations.resources.dll
        
        System.Windows.Controls.Data.Input.resources.dll
        
        System.Windows.Controls.resources.dll
        
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        System.ComponentModel.DataAnnotations.resources.dll
        
        System.Windows.Controls.Data.Input.resources.dll
        
        System.Windows.Controls.resources.dll
        
        sr-Cyrl-CS
        
        System.ComponentModel.DataAnnotations.resources.dll
        
        System.Windows.Controls.Data.Input.resources.dll
        
        System.Windows.Controls.resources.dll
        
        sr-Latn-CS
        
        System.ComponentModel.DataAnnotations.resources.dll
        
        System.Windows.Controls.Data.Input.resources.dll
        
        System.Windows.Controls.resources.dll
        
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        System.ComponentModel.DataAnnotations.resources.dll
        
        System.Windows.Controls.Data.Input.resources.dll
        
        System.Windows.Controls.resources.dll
        
        System.ComponentModel.DataAnnotations.dll
        
        System.ComponentModel.DataAnnotations.xml
        
        System.ServiceModel.DomainServices.Client.dll
        
        System.ServiceModel.DomainServices.Client.Web.dll
        
        System.ServiceModel.DomainServices.Client.Web.xml
        
        System.ServiceModel.DomainServices.Client.xml
        
        System.ServiceModel.Web.Extensions.dll
        
        System.ServiceModel.Web.Extensions.xml
        
        System.Windows.Controls.Data.DataForm.Toolkit.dll
        
        System.Windows.Controls.Data.Input.dll
        
        System.Windows.Controls.Data.Input.xml
        
        System.Windows.Controls.dll
        
        System.Windows.Controls.Navigation.dll
        
        System.Windows.Controls.Navigation.xml
        
        System.Windows.Controls.xml
        
        TestPage.html
        
        th
        
        System.ComponentModel.DataAnnotations.resources.dll
        
        System.Windows.Controls.Data.Input.resources.dll
        
        System.Windows.Controls.resources.dll
        
        tr
        
        System.ComponentModel.DataAnnotations.resources.dll
        
        System.Windows.Controls.Data.Input.resources.dll
        
        System.Windows.Controls.resources.dll
        
        uk
        
        System.ComponentModel.DataAnnotations.resources.dll
        
        System.Windows.Controls.Data.Input.resources.dll
        
        System.Windows.Controls.resources.dll
        
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        System.ComponentModel.DataAnnotations.resources.dll
        
        System.Windows.Controls.Data.Input.resources.dll
        
        System.Windows.Controls.resources.dll
        
        zh-Hans
        
        System.ComponentModel.DataAnnotations.resources.dll
        
        System.ServiceModel.DomainServices.Client.resources.dll
        
        System.ServiceModel.DomainServices.Client.Web.resources.dll
        
        System.ServiceModel.Web.Extensions.resources.dll
        
        System.Windows.Controls.Data.Input.resources.dll
        
        System.Windows.Controls.Navigation.resources.dll
        
        System.Windows.Controls.resources.dll
        
        zh-Hant
        
        System.ComponentModel.DataAnnotations.resources.dll
        
        System.ServiceModel.DomainServices.Client.resources.dll
        
        System.ServiceModel.DomainServices.Client.Web.resources.dll
        
        System.ServiceModel.Web.Extensions.resources.dll
        
        System.Windows.Controls.Data.Input.resources.dll
        
        System.Windows.Controls.Navigation.resources.dll
        
        System.Windows.Controls.resources.dll
    - Controls
      - BusyIndicator.cs
      - BusyIndicator.xaml
      - VisualStates.cs
    - Encrypt_Decrypt_SBA.csproj
    - Encrypt_Decrypt_SBA.csproj.user
    - Generated_Code
      - Encrypt_Decrypt_SBA.Web.g.cs
      - Models
        
        Shared
        
        User.shared.cs
    - GlobalSuppressions.cs
    - Helpers
      - Cryptography.cs
      - DataFieldExtensions.cs
      - NotOperatorValueConverter.cs
      - TargetNullValueConverter.cs
    - Libs
      - System.Windows.Controls.Data.DataForm.Toolkit.dll
    - MainPage.xaml
    - MainPage.xaml.cs
    - Models
      - LoginInfo.cs
      - RegistrationData.partial.cs
      - User.partial.cs
    - obj
      - Debug
        
        App.g.cs
        
        App.g.i.cs
        
        Assets
        
        Controls
        
        DesignTimeResolveAssemblyReferences.cache
        
        DesignTimeResolveAssemblyReferencesInput.cache
        
        Encrypt_Decrypt_SBA.Assets.Resources.ApplicationStrings.resources
        
        Encrypt_Decrypt_SBA.Assets.Resources.ErrorResources.resources
        
        Encrypt_Decrypt_SBA.Assets.Resources.SecurityQuestions.resources
        
        Encrypt_Decrypt_SBA.csproj.FileListAbsolute.txt
        
        Encrypt_Decrypt_SBA.dll
        
        Encrypt_Decrypt_SBA.g.resources
        
        Encrypt_Decrypt_SBA.pdb
        
        Encrypt_Decrypt_SBA.RiaClientRefs.txt
        
        Encrypt_Decrypt_SBA.RiaFiles.txt
        
        Encrypt_Decrypt_SBA.RiaLinks.txt
        
        Encrypt_Decrypt_SBA.RiaServerRefs.txt
        
        Encrypt_Decrypt_SBA.RiaSourceFiles.txt
        
        Encrypt_Decrypt_SBA.Web.Resources.RegistrationDataResources.resources
        
        Encrypt_Decrypt_SBA.Web.Resources.ValidationErrorResources.resources
        
        GenerateResource.read.1.tlog
        
        GenerateResource.write.1.tlog
        
        MainPage.g.cs
        
        MainPage.g.i.cs
        
        ResolveAssemblyReference.cache
        
        TempPE
        
        Assets.Resources.ApplicationStrings.Designer.cs.dll
        
        Assets.Resources.ErrorResources.Designer.cs.dll
        
        Assets.Resources.SecurityQuestions.Designer.cs.dll
        
        Service References.ServiceTest.Reference.cs.dll
        
        Web.Resources.RegistrationDataResources.Designer.cs.dll
        
        Web.Resources.ValidationErrorResources.Designer.cs.dll
        
        Views
        
        About.g.cs
        
        About.g.i.cs
        
        ErrorWindow.g.cs
        
        ErrorWindow.g.i.cs
        
        Home.g.cs
        
        Home.g.i.cs
        
        Login
        
        LoginForm.g.cs
        
        LoginForm.g.i.cs
        
        LoginRegistrationWindow.g.cs
        
        LoginRegistrationWindow.g.i.cs
        
        LoginStatus.g.cs
        
        LoginStatus.g.i.cs
        
        RegistrationForm.g.cs
        
        RegistrationForm.g.i.cs
        
        XapCacheFile.xml
    - Properties
      - AppManifest.xml
      - AssemblyInfo.cs
      - OutOfBrowserSettings.xml
    - Service References
      - ServiceTest
        
        configuration.svcinfo
        
        configuration91.svcinfo
        
        Reference.cs
        
        Reference.svcmap
        
        ServiceTest.disco
        
        ServiceTest.wsdl
        
        ServiceTest.xsd
        
        ServiceTest1.wsdl
        
        ServiceTest1.xsd
    - ServiceReferences.ClientConfig
    - Views
      - About.xaml
      - About.xaml.cs
      - ErrorWindow.xaml
      - ErrorWindow.xaml.cs
      - Home.xaml
      - Home.xaml.cs
      - Login
        
        LoginForm.xaml
        
        LoginForm.xaml.cs
        
        LoginRegistrationWindow.xaml
        
        LoginRegistrationWindow.xaml.cs
        
        LoginStatus.xaml
        
        LoginStatus.xaml.cs
        
        RegistrationForm.xaml
        
        RegistrationForm.xaml.cs
    - Web
      - Resources
Encrypt_Decrypt_SBA_sourcecode-noexe.zip
- Encrypt_Decrypt_SBA.sln
- Encrypt_Decrypt_SBA.suo
- Encrypt_Decrypt_SBA.xap
- Cryptography.cs
- Encrypt_Decrypt_SBA.Web.csproj
- Encrypt_Decrypt_SBA.Web.csproj.user
- Encrypt_Decrypt_SBATestPage.aspx
- Encrypt_Decrypt_SBATestPage.html
- GlobalSuppressions.cs
- RegistrationData.cs
- User.shared.cs
- User.cs
- Encrypt_Decrypt_SBA.Web.csproj.FileListAbsolute.txt
- Encrypt_Decrypt_SBA.Web.Resources.RegistrationDataResources.resources
- Encrypt_Decrypt_SBA.Web.Resources.ValidationErrorResources.resources
- GenerateResource.read.1.tlog
- GenerateResource.write.1.tlog
- AssemblyInfo.cs
- RegistrationDataResources.Designer.cs
- RegistrationDataResources.resx
- ValidationErrorResources.Designer.cs
- ValidationErrorResources.resx
- AuthenticationService.cs
- ServiceTest.svc
- ServiceTest.svc.cs
- SilverlightFaultBehavior.cs
- UserRegistrationService.cs
- Silverlight.js
- Web.config
- Web.Debug.config
- Web.Release.config
- App.xaml
- App.xaml.cs
- ApplicationResources.cs
- ApplicationStrings.Designer.cs
- ApplicationStrings.resx
- ErrorResources.Designer.cs
- ErrorResources.resx
- SecurityQuestions.Designer.cs
- SecurityQuestions.resx
- Styles.xaml
- AppManifest.xaml
- Encrypt_Decrypt_SBA.xap
- System.ComponentModel.DataAnnotations.xml
- System.ServiceModel.DomainServices.Client.Web.xml
- System.ServiceModel.DomainServices.Client.xml
- System.ServiceModel.Web.Extensions.xml
- System.Windows.Controls.Data.Input.xml
- System.Windows.Controls.Navigation.xml
- System.Windows.Controls.xml
- TestPage.html
- BusyIndicator.cs
- BusyIndicator.xaml
- VisualStates.cs
- Encrypt_Decrypt_SBA.csproj
- Encrypt_Decrypt_SBA.csproj.user
- Encrypt_Decrypt_SBA.Web.g.cs
- User.shared.cs
- GlobalSuppressions.cs
- Cryptography.cs
- DataFieldExtensions.cs
- NotOperatorValueConverter.cs
- TargetNullValueConverter.cs
- MainPage.xaml
- MainPage.xaml.cs
- LoginInfo.cs
- RegistrationData.partial.cs
- User.partial.cs
- App.g.cs
- App.g.i.cs
- Encrypt_Decrypt_SBA.Assets.Resources.ApplicationStrings.resources
- Encrypt_Decrypt_SBA.Assets.Resources.ErrorResources.resources
- Encrypt_Decrypt_SBA.Assets.Resources.SecurityQuestions.resources
- Encrypt_Decrypt_SBA.csproj.FileListAbsolute.txt
- Encrypt_Decrypt_SBA.g.resources
- Encrypt_Decrypt_SBA.RiaClientRefs.txt
- Encrypt_Decrypt_SBA.RiaFiles.txt
- Encrypt_Decrypt_SBA.RiaLinks.txt
- Encrypt_Decrypt_SBA.RiaServerRefs.txt
- Encrypt_Decrypt_SBA.RiaSourceFiles.txt
- Encrypt_Decrypt_SBA.Web.Resources.RegistrationDataResources.resources
- Encrypt_Decrypt_SBA.Web.Resources.ValidationErrorResources.resources
- GenerateResource.read.1.tlog
- GenerateResource.write.1.tlog
- MainPage.g.cs
- MainPage.g.i.cs
- About.g.cs
- About.g.i.cs
- ErrorWindow.g.cs
- ErrorWindow.g.i.cs
- Home.g.cs
- Home.g.i.cs
- LoginForm.g.cs
- LoginForm.g.i.cs
- LoginRegistrationWindow.g.cs
- LoginRegistrationWindow.g.i.cs
- LoginStatus.g.cs
- LoginStatus.g.i.cs
- RegistrationForm.g.cs
- RegistrationForm.g.i.cs
- XapCacheFile.xml
- AppManifest.xml
- AssemblyInfo.cs
- OutOfBrowserSettings.xml
- configuration.svcinfo
- configuration91.svcinfo
- Reference.cs
- Reference.svcmap
- ServiceTest.disco
- ServiceTest.wsdl
- ServiceTest.xsd
- ServiceTest1.wsdl
- ServiceTest1.xsd
- ServiceReferences.ClientConfig
- About.xaml
- About.xaml.cs
- ErrorWindow.xaml
- ErrorWindow.xaml.cs
- Home.xaml
- Home.xaml.cs
- LoginForm.xaml
- LoginForm.xaml.cs
- LoginRegistrationWindow.xaml
- LoginRegistrationWindow.xaml.cs
- LoginStatus.xaml
- LoginStatus.xaml.cs
- RegistrationForm.xaml
- RegistrationForm.xaml.cs

d:\pcsistema\mis documentos\visual studio 2010\Projects\Encrypt_Decrypt_SBA\Encrypt_Decrypt_SBA.Web\Encrypt_Decrypt_SBA.Web.csproj,634793382409338484,Cryptography.cs,GlobalSuppressions.cs,Resources\ValidationErrorResources.Designer.cs,Resources\RegistrationDataResources.Designer.cs,Services\AuthenticationService.cs,Properties\AssemblyInfo.cs,Models\User.cs,Models\RegistrationData.cs,Services\ServiceTest.svc.cs,Services\SilverlightFaultBehavior.cs,Services\UserRegistrationService.cs,Models\Shared\User.shared.cs,

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License

This article, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)

Written By

Christian Amado

Architect

Paraguay

hristian Amado is a professional software engineer, professional developer and trainer with over 18 years of experience building applications for Windows Desktop and the Web. Located in Asuncion, Paraguay, He's well involved in many Microsoft's technologies including XAML, C#, X++, WCF, ADO.NET and ASP.NET.

He holds a several Microsoft certifications including Microsoft Certified Professional Developer (MCPD), Microsoft Certified IT Professional, Microsoft Certified Technology Specialist and Microsoft Office Specialist.

Encrypt & Decrypt Strings in Silverlight

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