diff --git a/DigitalData.Core.Abstractions/Security/IRSACryptographer.cs b/DigitalData.Core.Abstractions/Security/IRSACryptographer.cs
index 966081f..e684eb4 100644
--- a/DigitalData.Core.Abstractions/Security/IRSACryptographer.cs
+++ b/DigitalData.Core.Abstractions/Security/IRSACryptographer.cs
@@ -2,7 +2,7 @@
 
 namespace DigitalData.Core.Abstractions.Security
 {
-    public interface IRSACryptographer : ISecurityIdentifier
+    public interface IRSACryptographer : IUniqueSecurityContext
     {
         public string Pem { get; init; }
 
diff --git a/DigitalData.Core.Abstractions/Security/ISecurityIdentifier.cs b/DigitalData.Core.Abstractions/Security/ISecurityIdentifier.cs
deleted file mode 100644
index dd17ec9..0000000
--- a/DigitalData.Core.Abstractions/Security/ISecurityIdentifier.cs
+++ /dev/null
@@ -1,9 +0,0 @@
-namespace DigitalData.Core.Abstractions.Security
-{
-    public interface ISecurityIdentifier
-    {
-        public string Issuer { get; }
-
-        public string Audience { get; }
-    }
-}
\ No newline at end of file
diff --git a/DigitalData.Core.Abstractions/Security/IUniqueSecurityContext.cs b/DigitalData.Core.Abstractions/Security/IUniqueSecurityContext.cs
new file mode 100644
index 0000000..6f8869d
--- /dev/null
+++ b/DigitalData.Core.Abstractions/Security/IUniqueSecurityContext.cs
@@ -0,0 +1,24 @@
+namespace DigitalData.Core.Abstractions.Security
+{
+    /// <summary>
+    /// Represents a unique security context that identifies an issuer and an audience.
+    /// </summary>
+    public interface IUniqueSecurityContext
+    {
+        /// <summary>
+        /// Gets the issuer identifier for this security context.
+        /// </summary>
+        /// <remarks>
+        /// The issuer typically represents the entity that issues a token or a cryptographic key.
+        /// </remarks>
+        string Issuer { get; }
+
+        /// <summary>
+        /// Gets the audience identifier for this security context.
+        /// </summary>
+        /// <remarks>
+        /// The audience typically represents the intended recipient or target of a token or cryptographic operation.
+        /// </remarks>
+        string Audience { get; }
+    }
+}
\ No newline at end of file
diff --git a/DigitalData.Core.Security/Config/TokenDescription.cs b/DigitalData.Core.Security/Config/TokenDescription.cs
index 57ea58d..e326401 100644
--- a/DigitalData.Core.Security/Config/TokenDescription.cs
+++ b/DigitalData.Core.Security/Config/TokenDescription.cs
@@ -6,7 +6,7 @@ namespace DigitalData.Core.Security.Config
     /// <summary>
     /// Contains some information which used to create a security token. Designed to abstract <see cref="SecurityTokenDescriptor"/>
     /// </summary>
-    public class TokenDescription : ISecurityIdentifier
+    public class TokenDescription : IUniqueSecurityContext
     {
         /// <summary>
         /// Gets or sets the value of the 'audience' claim.