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Migrate encryption consumers to AES-GCM

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This commit is contained in:
Andy Howard
2026-09-16 18:41:44 +01:00
parent 975779128f
commit 8bb11ca743
18 changed files with 190 additions and 96 deletions
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SaBusMgrStandardBase/Base/Data/SbmEncryptionPurpose.cs
+21
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@@ -0,0 +1,21 @@
using System;
namespace Sarand.BusinessMgr.Net.Standard.Base.Data
{
public static class SbmEncryptionPurpose
{
// --- Definitions ---
public const String WindowsServiceRequest = "BusinessMgr:WindowsService:Request";
public const String WindowsServiceResponse = "BusinessMgr:WindowsService:Response";
public const String ControlKeepLoggedIn = "BusinessMgr:Control:KeepLoggedIn";
public const String PortalKeepLoggedIn = "BusinessMgr:Portal:KeepLoggedIn";
public const String ControlPasswordReset = "BusinessMgr:Control:PasswordReset";
public const String PortalPasswordReset = "BusinessMgr:Portal:PasswordReset";
public const String PortalDemoRegistration = "BusinessMgr:Portal:DemoRegistration";
public const String ControlSessionParameters = "BusinessMgr:Control:SessionParameters";
public const String PortalSessionParameters = "BusinessMgr:Portal:SessionParameters";
// --- The End ---
}
}
SaBusMgrStandardBase/Base/Data/SbmWindowsServiceCrypter.cs
+13 -36
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@@ -1,70 +1,47 @@
using Sarand.Net.Standard.Base.App;
using Sarand.Net.Standard.Base.Data;
using Sarand.Net.Standard.Base.Utils;
using System;
namespace Sarand.BusinessMgr.Net.Standard.Base.Data
{
//=======================================================================
public static class SbmWindowsServiceCrypter
{
//-------------------------------------------------------------------
// Data members.
// --- Data Members ---
/// <summary>
/// Encryption is shared between Windows Service app and mobile
/// </summary>
private static readonly String requestDataKey = "<Sarand>~{BusinessMgr}#[WindowsService]&/DataCryption/*|RequestData|";
private static readonly String responseDataKey = "{Sarand}+(BusinessMgr)%\\WindowsService/=<DataCryption>@:Response:";
//-------------------------------------------------------------------
// R e q u e s t D a t a
//-------------------------------------------------------------------
// --- Request Data ---
/// <summary>Encrypt request data</summary>
public static String EncryptRequestData(String value)
{
try
{
return SacsAesIvCrypter.Encrypt(value, requestDataKey);
}
catch (Exception exc) { SaLogger.Debug($"EncryptRequestData {ExceptionUtil.GetErrorStateMessage(exc)}"); }
return value;
return SacsAesGcmCrypter.Encrypt(value, requestDataKey, SbmEncryptionPurpose.WindowsServiceRequest);
}
/// <summary>Decrypt request data</summary>
public static String DecryptRequestData(String value)
{
try
{
return SacsAesIvCrypter.Decrypt(value, requestDataKey);
}
catch (Exception exc) { SaLogger.Debug($"DecryptRequestData {ExceptionUtil.GetErrorStateMessage(exc)}"); }
return value;
return SacsAesGcmCrypter.Decrypt(value, requestDataKey, SbmEncryptionPurpose.WindowsServiceRequest);
}
//-------------------------------------------------------------------
// R e s p o n s e D a t a
//-------------------------------------------------------------------
// --- Response Data ---
/// <summary>Encrypt response data</summary>
public static String EncryptResponseData(String value)
{
try
{
return SacsAesIvCrypter.Encrypt(value, responseDataKey);
}
catch (Exception exc) { SaLogger.Debug($"EncryptRequestData {ExceptionUtil.GetErrorStateMessage(exc)}"); }
return value;
return SacsAesGcmCrypter.Encrypt(value, responseDataKey, SbmEncryptionPurpose.WindowsServiceResponse);
}
/// <summary>Decrypt response data</summary>
public static String DecryptResponseData(String value)
{
try
{
return SacsAesIvCrypter.Decrypt(value, responseDataKey);
}
catch (Exception exc) { SaLogger.Debug($"EncryptRequestData {ExceptionUtil.GetErrorStateMessage(exc)}"); }
return value;
return SacsAesGcmCrypter.Decrypt(value, responseDataKey, SbmEncryptionPurpose.WindowsServiceResponse);
}
//-------------------------------------------------------------------
// --- The End ---
}
//=======================================================================
}