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refactor(Privatekey): Die Klasse encryptor wurde erstellt und die Verschlüsselungsfunktionen wurden zur einfachen und sauberen Konfiguration dorthin verschoben.

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Developer 02
2025-01-08 20:03:25 +01:00
parent 9f0facc487
commit 7a938f0379
14 changed files with 67 additions and 33 deletions
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24
DigitalData.Core.Security/RSAKey/RSADecryptor.cs
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@@ -1,9 +1,33 @@
using DigitalData.Core.Abstractions.Security;
using System.Reflection;
using System.Security.Cryptography;
namespace DigitalData.Core.Security.RSAKey
{
public class RSADecryptor : RSAPrivateKey, IAsymmetricDecryptor
{
public RSAEncryptionPadding Padding { get; init; } = RSAEncryptionPadding.OaepSHA256;
// TODO: add as json converter to IConfigurIConfiguration.Config
public string PaddingName
{
get => Padding.ToString();
init => Padding = typeof(RSAEncryptionPadding).GetProperty(value, BindingFlags.Public | BindingFlags.Static)?.GetValue(null) as RSAEncryptionPadding ?? throw new ArgumentException($"Padding '{value}' not found.");
}
public byte[] Decrypt(byte[] data) => RSA.Decrypt(data, Padding);
private readonly Lazy<IAsymmetricEncryptor> _lazyEncryptor;
public IAsymmetricEncryptor Encryptor => _lazyEncryptor.Value;
public RSADecryptor()
{
_lazyEncryptor = new(() => new RSAEncryptor()
{
Content = RSA.ExportRSAPublicKeyPem(),
Padding = Padding
});
}
}
}

20
DigitalData.Core.Security/RSAKey/RSAEncryptor.cs Normal file
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@@ -0,0 +1,20 @@
using DigitalData.Core.Abstractions.Security;
using System.Reflection;
using System.Security.Cryptography;
namespace DigitalData.Core.Security.RSAKey
{
public class RSAEncryptor : RSAPublicKey, IAsymmetricEncryptor
{
public RSAEncryptionPadding Padding { get; init; } = RSAEncryptionPadding.OaepSHA256;
// TODO: add as json converter to IConfigurIConfiguration.Config
public string PaddingName
{
get => Padding.ToString();
init => Padding = typeof(RSAEncryptionPadding).GetProperty(value, BindingFlags.Public | BindingFlags.Static)?.GetValue(null) as RSAEncryptionPadding ?? throw new ArgumentException($"Padding '{value}' not found.");
}
public byte[] Encrypt(byte[] data) => RSA.Encrypt(data, Padding);
}
}

2
DigitalData.Core.Security/RSAKey/RSAFactory.cs
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@@ -56,7 +56,7 @@ namespace DigitalData.Core.Security.RSAKey
return new string(pemChars);
}
public IAsymmetricPrivateKey CreatePrivateKey(string pem, string? issuer = null, string? audience = null, bool encrypt = false, RSAEncryptionPadding? padding = null) => new RSAPrivateKey()
public IAsymmetricDecryptor CreateDecryptor(string pem, string? issuer = null, string? audience = null, bool encrypt = false, RSAEncryptionPadding? padding = null) => new RSADecryptor()
{
Content = pem,
Issuer = issuer ?? string.Empty,

11
DigitalData.Core.Security/RSAKey/RSAKeyBase.cs
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@@ -8,16 +8,7 @@ namespace DigitalData.Core.Security.RSAKey
public class RSAKeyBase : IAsymmetricKey
{
public virtual string Content { get; init; }
public RSAEncryptionPadding Padding { get; init; } = RSAEncryptionPadding.OaepSHA256;
// TODO: add as json converter to IConfigurIConfiguration.Config
public string PaddingName
{
get => Padding.ToString();
init => Padding = typeof(RSAEncryptionPadding).GetProperty(value, BindingFlags.Public | BindingFlags.Static)?.GetValue(null) as RSAEncryptionPadding ?? throw new ArgumentException($"Padding '{value}' not found.");
}
protected virtual RSA RSA { get; } = RSA.Create();
public string Issuer { get; init; } = string.Empty;

3
DigitalData.Core.Security/RSAKey/RSAPrivateKey.cs
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@@ -38,8 +38,7 @@ namespace DigitalData.Core.Security.RSAKey
{
_lazyPublicKey = new(() => new RSAPublicKey()
{
Content = RSA.ExportRSAPublicKeyPem(),
Padding = Padding
Content = RSA.ExportRSAPublicKeyPem()
});
_descriptorInitiator = new(() =>

6
DigitalData.Core.Security/RSAKey/RSAPublicKey.cs
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@@ -13,11 +13,5 @@ namespace DigitalData.Core.Security.RSAKey
RSA.ImportFromPem(value);
}
}
public byte[] Encrypt(byte[] data) => RSA.Encrypt(data, Padding);
public string Encrypt(string data) => RSA.Encrypt(data.ToBytes(), Padding).ToBase64String();
public bool Verify(string data, string signature) => Encrypt(data) == signature;
}
}