Remove unnecessary ClientRealm field from context

Author: MaximeKjaer

Kerberos.NET/Server/KdcTgsReqMessageHandler.cs

@@ -271,7 +271,7 @@ public override ReadOnlyMemory<byte> ExecuteCore(PreAuthenticationContext contex
                 EncryptedPartEType = context.EncryptedPartEType,
                 ServicePrincipal = context.ServicePrincipal,
                 ServicePrincipalKey = serviceKey,
-                ClientRealmName = context.ClientRealm,
+                ClientRealmName = context.Ticket.CRealm,
                 RealmName = tgsReq.Body.Realm,
                 Addresses = tgsReq.Body.Addresses,
                 RenewTill = context.Ticket.RenewTill,

Kerberos.NET/Server/PaDataTgsTicketHandler.cs

@@ -105,7 +105,6 @@ public override KrbPaData Validate(KrbKdcReq asReq, PreAuthenticationContext con
 
             context.EncryptedPartKey = state.DecryptedApReq.SessionKey;
             context.Ticket = state.DecryptedApReq.Ticket;
-            context.ClientRealm = state.DecryptedApReq.Ticket.CRealm;
 
             return null;
         }

Kerberos.NET/Server/PreAuthenticationContext.cs

@@ -32,11 +32,6 @@ public class PreAuthenticationContext
         /// </summary>
         public KerberosKey EvidenceTicketKey { get; set; }
 
-        /// <summary>
-        /// The name of the realm that the client issued a TGT from.
-        /// </summary>
-        public string ClientRealm { get; set; }
-
         /// <summary>
         /// The identity that will be the subject of the issued ticket.
         /// </summary>