diff --git a/src/Microsoft.IdentityModel.Tokens/LogMessages.cs b/src/Microsoft.IdentityModel.Tokens/LogMessages.cs
index 306350ddd0..e8f1b33d7c 100644
--- a/src/Microsoft.IdentityModel.Tokens/LogMessages.cs
+++ b/src/Microsoft.IdentityModel.Tokens/LogMessages.cs
@@ -83,7 +83,7 @@ internal static class LogMessages
         // 10500 - SignatureValidation
         public const string IDX10500 = "IDX10500: Signature validation failed. No security keys were provided to validate the signature.";
         public const string IDX10501 = "IDX10501: Signature validation failed. Unable to match key: \nkid: '{0}'. \nNumber of keys in TokenValidationParameters: '{1}'. \nNumber of keys in Configuration: '{2}'. \nExceptions caught:\n '{3}'. \ntoken: '{4}'.";
-        public const string IDX10503 = "IDX10503: Signature validation failed. Token does not have a kid. Keys tried: '{0}'. Number of keys in TokenValidationParameters: '{1}'. \nNumber of keys in Configuration: '{2}'. \nExceptions caught:\n '{3}'.\ntoken: '{4}'.";
+        public const string IDX10503 = "IDX10503: Signature validation failed. Token does not have a kid. Keys tried: '{0}'. Number of keys in TokenValidationParameters: '{1}'. \nNumber of keys in Configuration: '{2}'. \nExceptions caught:\n '{3}'.\ntoken: '{4}'. See https://aka.ms/IDX10503 for details.";
         public const string IDX10504 = "IDX10504: Unable to validate signature, token does not have a signature: '{0}'.";
         public const string IDX10505 = "IDX10505: Signature validation failed. The user defined 'Delegate' specified on TokenValidationParameters returned null when validating token: '{0}'.";
         public const string IDX10506 = "IDX10506: Signature validation failed. The user defined 'Delegate' specified on TokenValidationParameters did not return a '{0}', but returned a '{1}' when validating token: '{2}'.";
@@ -91,7 +91,7 @@ internal static class LogMessages
         public const string IDX10508 = "IDX10508: Signature validation failed. Signature is improperly formatted.";
         public const string IDX10509 = "IDX10509: Token validation failed. The user defined 'Delegate' set on TokenValidationParameters.TokenReader did not return a '{0}', but returned a '{1}' when reading token: '{2}'.";
         public const string IDX10510 = "IDX10510: Token validation failed. The user defined 'Delegate' set on TokenValidationParameters.TokenReader returned null when reading token: '{0}'.";
-        public const string IDX10511 = "IDX10511: Signature validation failed. Keys tried: '{0}'. \nNumber of keys in TokenValidationParameters: '{1}'. \nNumber of keys in Configuration: '{2}'. \nMatched key was in '{3}'. \nkid: '{4}'. \nExceptions caught:\n '{5}'.\ntoken: '{6}'.";
+        public const string IDX10511 = "IDX10511: Signature validation failed. Keys tried: '{0}'. \nNumber of keys in TokenValidationParameters: '{1}'. \nNumber of keys in Configuration: '{2}'. \nMatched key was in '{3}'. \nkid: '{4}'. \nExceptions caught:\n '{5}'.\ntoken: '{6}'. See https://aka.ms/IDX10511 for details.";
         public const string IDX10512 = "IDX10512: Signature validation failed. Token does not have KeyInfo. Keys tried: '{0}'.\nExceptions caught:\n '{1}'.\ntoken: '{2}'.";
         public const string IDX10513 = "IDX10513: Signature validation failed. Unable to match key: \nKeyInfo: '{0}'.\nExceptions caught:\n '{1}'. \ntoken: '{2}'.";
         public const string IDX10514 = "IDX10514: Signature validation failed. Keys tried: '{0}'. \nKeyInfo: '{1}'. \nExceptions caught:\n '{2}'.\ntoken: '{3}'.";