diff --git a/DigitalData.Core.Security/Cryptographer/RSACryptographer.cs b/DigitalData.Core.Security/Cryptographer/RSACryptographer.cs
index 06e53be..82833b9 100644
--- a/DigitalData.Core.Security/Cryptographer/RSACryptographer.cs
+++ b/DigitalData.Core.Security/Cryptographer/RSACryptographer.cs
@@ -8,11 +8,13 @@ namespace DigitalData.Core.Security.Cryptographer
     {
         private string? _pem;
 
-        private string? _pemPath;
-
         public virtual string Pem { get => _pem; init => _pem = value; }
 
-        public string? PemPath { get => _pemPath; init => _pemPath = value; }
+        public string? PemPath => FileName is null ? null : Path.Combine(Directory, FileName);
+
+        public string Directory { get; init; } = string.Empty;
+
+        public string? FileName { get; init; }
 
         public RSAEncryptionPadding Padding { get; init; } = RSAEncryptionPadding.OaepSHA256;