diff --git a/src/CommonLibrariesForNET/AuthenticationClient.cs b/src/CommonLibrariesForNET/AuthenticationClient.cs
index 02df6e80..a044fd43 100644
--- a/src/CommonLibrariesForNET/AuthenticationClient.cs
+++ b/src/CommonLibrariesForNET/AuthenticationClient.cs
@@ -16,6 +16,8 @@ public class AuthenticationClient : IAuthenticationClient, IDisposable
         public string RefreshToken { get; set; }
         public string Id { get; set; }
         public string ApiVersion { get; set; }
+        public string Signature { get; set; }
+        public string IssuedAt { get; set; }
 
         private const string UserAgent = "forcedotcom-toolkit-dotnet";
         private const string TokenRequestEndpointUrl = "https://login.salesforce.com/services/oauth2/token";
@@ -78,6 +80,8 @@ public async Task UsernamePasswordAsync(string clientId, string clientSecret, st
                 AccessToken = authToken.AccessToken;
                 InstanceUrl = authToken.InstanceUrl;
                 Id = authToken.Id;
+                Signature = authToken.Signature;
+                IssuedAt = authToken.IssuedAt;
             }
             else
             {
@@ -130,6 +134,8 @@ public async Task WebServerAsync(string clientId, string clientSecret, string re
                 InstanceUrl = authToken.InstanceUrl;
                 Id = authToken.Id;
                 RefreshToken = authToken.RefreshToken;
+                Signature = authToken.Signature;
+                IssuedAt = authToken.IssuedAt;
             }
             else
             {
@@ -178,6 +184,8 @@ public async Task TokenRefreshAsync(string clientId, string refreshToken, string
                 RefreshToken = refreshToken;
                 InstanceUrl = authToken.InstanceUrl;
                 Id = authToken.Id;
+                Signature = authToken.Signature;
+                IssuedAt = authToken.IssuedAt;
             }
             else
             {
@@ -186,6 +194,25 @@ public async Task TokenRefreshAsync(string clientId, string refreshToken, string
             }
         }
 
+        public async Task TokenRevokeAsync()
+        {
+            HttpRequestMessage request = new HttpRequestMessage();
+            request.Method = HttpMethod.Post;
+            request.RequestUri = new Uri("https://login.salesforce.com/services/oauth2/revoke");
+            request.Content = new FormUrlEncodedContent(new[]
+            {
+                new KeyValuePair<string, string>("token", AccessToken)
+            });
+
+            try
+            {
+                HttpResponseMessage responseMessage = await _httpClient.SendAsync(request);
+            }
+            catch (Exception ex)
+            {
+                throw new ForceAuthException(Error.UnknownException, ex.Message);
+            }
+        }
 
         public async Task GetLatestVersionAsync()
         {