diff --git a/DigitalData.Core.Security/DigitalData.Core.Security.csproj b/DigitalData.Core.Security/DigitalData.Core.Security.csproj
index 1546666..3e2378e 100644
--- a/DigitalData.Core.Security/DigitalData.Core.Security.csproj
+++ b/DigitalData.Core.Security/DigitalData.Core.Security.csproj
@@ -7,6 +7,7 @@
   </PropertyGroup>
 
   <ItemGroup>
+    <ProjectReference Include="..\DigitalData.Core.Abstractions\DigitalData.Core.Abstractions.csproj" />
     <ProjectReference Include="..\DigitalData.Core.Security.Extensions\DigitalData.Core.Security.Extensions.csproj" />
   </ItemGroup>
 
diff --git a/DigitalData.Core.Security/RSACryptographer.cs b/DigitalData.Core.Security/RSACryptographer.cs
index 41bd6f9..d6f65ec 100644
--- a/DigitalData.Core.Security/RSACryptographer.cs
+++ b/DigitalData.Core.Security/RSACryptographer.cs
@@ -1,8 +1,9 @@
-using System.Security.Cryptography;
+using DigitalData.Core.Abstractions.Security;
+using System.Security.Cryptography;
 
 namespace DigitalData.Core.Security
 {
-    public class RSACryptographer
+    public class RSACryptographer : IRSACryptographer
     {   
         public required RSAEncryptionPadding Padding { get; init; }
 
diff --git a/DigitalData.Core.Security/RSADecryptor.cs b/DigitalData.Core.Security/RSADecryptor.cs
index 9653732..5ab3fb5 100644
--- a/DigitalData.Core.Security/RSADecryptor.cs
+++ b/DigitalData.Core.Security/RSADecryptor.cs
@@ -1,19 +1,20 @@
-using DigitalData.Core.Security.Extensions;
+using DigitalData.Core.Abstractions.Security;
+using DigitalData.Core.Security.Extensions;
 
 namespace DigitalData.Core.Security
 {
-    public class RSADecryptor : RSACryptographer
+    public class RSADecryptor : RSACryptographer, IRSADecryptor, IRSACryptographer
     {
         public required string PrivateKeyPem
         {
             init => _rsa.ImportFromPem(value);
         }
 
-        public RSAEncryptor Encryptor
+        public IRSAEncryptor Encryptor
         {
             get
             {
-                return new ()
+                return new RSAEncryptor()
                 {
                     PublicKeyPem = _rsa.ExportRSAPublicKeyPem(),
                     Padding = Padding
diff --git a/DigitalData.Core.Security/RSAEncryptor.cs b/DigitalData.Core.Security/RSAEncryptor.cs
index 36f2f78..5384291 100644
--- a/DigitalData.Core.Security/RSAEncryptor.cs
+++ b/DigitalData.Core.Security/RSAEncryptor.cs
@@ -1,8 +1,9 @@
-using DigitalData.Core.Security.Extensions;
+using DigitalData.Core.Abstractions.Security;
+using DigitalData.Core.Security.Extensions;
 
 namespace DigitalData.Core.Security
 {
-    public class RSAEncryptor : RSACryptographer
+    public class RSAEncryptor : RSACryptographer, IRSAEncryptor, IRSACryptographer
     {
         public required string PublicKeyPem
         {