5-improve-encrypted-storage (#6)

Added the use of DEK's for encryption of secrets. Both the KEK's and DEK's are stored in a way that you can have multiple key of which one is active. But the others are still available for decrypting. This allows for implementing key rotation.

Co-authored-by: eelke <eelke@eelkeklein.nl>
Co-authored-by: Eelke76 <31384324+Eelke76@users.noreply.github.com>
Reviewed-on: #6
This commit is contained in:
eelke 2026-02-27 17:57:42 +00:00
parent 138f335af0
commit 07393f57fc
87 changed files with 1903 additions and 533 deletions

View file

@ -2,7 +2,6 @@
using System.Text;
using System.Text.Json;
using IdentityShroud.Core.DTO;
using IdentityShroud.Core.Messages;
using Microsoft.AspNetCore.WebUtilities;
namespace IdentityShroud.Core.Tests;
@ -36,7 +35,6 @@ public class UnitTest1
// Option 3: Generate a new key for testing
rsa.KeySize = 2048;
// Your already encoded header and payload
string header = "eyJhbGciOiJSUzI1NiIsInR5cCIgOiAiSldUIiwia2lkIiA6ICJybVZ3TU5rM0o1WHlmMWhyS3NVbEVYN1BNUm42dlZKY0h3U3FYMUVQRnFJIn0";
string payload = "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";
@ -52,6 +50,15 @@ public class UnitTest1
// Or generate complete JWT
// string completeJwt = JwtSignatureGenerator.GenerateCompleteJwt(header, payload, rsa);
// Console.WriteLine($"Complete JWT: {completeJwt}");
rsa.ExportRSAPublicKey(); // PKCS#1
}
using (ECDsa dsa = ECDsa.Create())
{
dsa.ExportPkcs8PrivateKey();
dsa.ExportSubjectPublicKeyInfo(); // x509
}
}
}
@ -67,9 +74,9 @@ public static class JwtReader
return new JsonWebToken()
{
Header = JsonSerializer.Deserialize<JsonWebTokenHeader>(
Encoding.UTF8.GetString(WebEncoders.Base64UrlDecode(jwt, 0, firstDot))),
Encoding.UTF8.GetString(WebEncoders.Base64UrlDecode(jwt, 0, firstDot)))!,
Payload = JsonSerializer.Deserialize<JsonWebTokenPayload>(
Encoding.UTF8.GetString(WebEncoders.Base64UrlDecode(jwt, firstDot + 1, secondDot - (firstDot + 1)))),
Encoding.UTF8.GetString(WebEncoders.Base64UrlDecode(jwt, firstDot + 1, secondDot - (firstDot + 1))))!,
Signature = WebEncoders.Base64UrlDecode(jwt, secondDot + 1, jwt.Length - (secondDot + 1))
};
}