Merge pull request #33 from PandaTechAM/development

Nuget updates

Author: HaikAsatryan

src/Pandatech.Crypto/Helpers/Mask.cs

@@ -1,23 +1,30 @@
-using RegexBox;
+using System.Net.Mail;
 
 namespace Pandatech.Crypto.Helpers;
 
 public static class Mask
 {
    public static string MaskEmail(this string email)
    {
-      if (!PandaValidator.IsEmail(email))
+      try
       {
-         throw new ArgumentException("Invalid email address", nameof(email));
-      }
+         if (!MailAddress.TryCreate(email, out _))
+         {
+            throw new ArgumentException("Invalid email format", nameof(email));
+         }
 
-      var parts = email.Split('@');
-      var localPart = parts[0];
-      var domainPart = parts[1];
+         var parts = email.Split('@');
+         var localPart = parts[0];
+         var domainPart = parts[1];
 
-      var maskedLocalPart =
-         localPart.Length <= 2 ? localPart : localPart[..2] + new string('*', localPart.Length - 2);
-      return $"{maskedLocalPart}@{domainPart}";
+         var maskedLocalPart =
+            localPart.Length <= 2 ? localPart : localPart[..2] + new string('*', localPart.Length - 2);
+         return $"{maskedLocalPart}@{domainPart}";
+      }
+      catch (Exception ex)
+      {
+         throw new ArgumentException("Invalid email format", nameof(email), ex);
+      }
    }
 
    public static string MaskPhoneNumber(this string phoneNumber)

src/Pandatech.Crypto/Pandatech.Crypto.csproj

@@ -8,12 +8,12 @@
         <Copyright>MIT</Copyright>
         <PackageIcon>pandatech.png</PackageIcon>
         <PackageReadmeFile>Readme.md</PackageReadmeFile>
-        <Version>5.0.1</Version>
+        <Version>5.0.2</Version>
         <Title>Pandatech.Crypto</Title>
         <PackageTags>Pandatech, library, encryption, hash, algorythms, security</PackageTags>
         <Description>PandaTech.Crypto is a .NET library simplifying common cryptograhic functions.</Description>
         <RepositoryUrl>https://github.com/PandaTechAM/be-lib-pandatech-crypto</RepositoryUrl>
-        <PackageReleaseNotes>AES256 is now replaced by a new AES-SIV implementation for deterministic and authenticated encryption. The old Aes256 class is deprecated due to security concerns, and the new AesMigration class helps convert existing Aes256 ciphertext to the AES-SIV format. The readme has been updated with code samples and usage recommendations.</PackageReleaseNotes>
+        <PackageReleaseNotes>Nuget updates</PackageReleaseNotes>
     </PropertyGroup>
 
     <ItemGroup>
@@ -24,8 +24,7 @@
     <ItemGroup>
         <PackageReference Include="BouncyCastle.NetCore" Version="2.2.1"/>
         <PackageReference Include="Konscious.Security.Cryptography.Argon2" Version="1.3.1"/>
-        <PackageReference Include="Microsoft.AspNetCore.OpenApi" Version="9.0.4"/>
-        <PackageReference Include="Pandatech.RegexBox" Version="3.0.1"/>
+        <PackageReference Include="Microsoft.AspNetCore.OpenApi" Version="9.0.5" />
     </ItemGroup>
 
 </Project>

test/Pandatech.Crypto.Tests/Aes256SivTests.cs

@@ -223,4 +223,46 @@ public void DecryptStream_InvalidKey_ThrowsArgumentException()
       // Act & Assert
       Assert.Throws<ArgumentException>(() => Aes256Siv.Decrypt(input, output, invalidKey));
    }
+   
+   [Fact]
+   public void ExportImport_Base64Utf8_RoundTrip_Succeeds()
+   {
+      // Arrange
+      var key = Random.GenerateAes256KeyString();
+      const string original = "Payload with ünicode 🌐 and line\r\nbreaks";
+
+      // --- export side ----------------------------------------------------
+      var cipher        = Aes256Siv.Encrypt(original, key);          // byte[]
+      var base64        = Convert.ToBase64String(cipher);            // string
+      var fileBytes     = Encoding.UTF8.GetBytes(base64);            // byte[]
+
+      // --- import side ----------------------------------------------------
+      var base64FromFile = Encoding.UTF8.GetString(fileBytes);       // string
+      var cipherFromFile = Convert.FromBase64String(base64FromFile); // byte[]
+      var decrypted      = Aes256Siv.Decrypt(cipherFromFile, key);   // string
+
+      // Assert
+      Assert.Equal(original, decrypted);
+   }
+
+   [Fact]
+   public void ExportImport_RawBinary_RoundTrip_Succeeds()
+   {
+      // Arrange
+      var key = Random.GenerateAes256KeyString();
+      const string original = "Binary-only pipeline";
+
+      // --- export side ----------------------------------------------------
+      var cipher = Aes256Siv.Encrypt(original, key); // byte[]
+      // (write cipher directly to *.pandavault)
+
+      // --- import side ----------------------------------------------------
+      var decrypted = Aes256Siv.Decrypt(cipher, key); // byte[]
+
+      // Assert
+      Assert.Equal(original, decrypted);
+   }
+
+  
+
 }

test/Pandatech.Crypto.Tests/Pandatech.Crypto.Tests.csproj

@@ -11,9 +11,9 @@
 
     <ItemGroup>
         <PackageReference Include="FluentAssertions" Version="[7.1.0]" />
-        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.13.0" />
+        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.14.0" />
         <PackageReference Include="xunit" Version="2.9.3" />
-        <PackageReference Include="xunit.runner.visualstudio" Version="3.0.2">
+        <PackageReference Include="xunit.runner.visualstudio" Version="3.1.0">
             <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
             <PrivateAssets>all</PrivateAssets>
         </PackageReference>