From c48ca07af70bc4619fba9f7dbffddb37d54f07f1 Mon Sep 17 00:00:00 2001
From: Eddie Lin <5827855+fszlin@users.noreply.github.com>
Date: Sat, 5 May 2018 00:37:45 -0400
Subject: [PATCH] mark Challenge.KeyAuthorization obsolete (#104)

---
 src/Certes/Acme/Resource/Challenge.cs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/Certes/Acme/Resource/Challenge.cs b/src/Certes/Acme/Resource/Challenge.cs
index b325488c..5b716c58 100644
--- a/src/Certes/Acme/Resource/Challenge.cs
+++ b/src/Certes/Acme/Resource/Challenge.cs
@@ -81,6 +81,7 @@ public class Challenge
         /// The key authorization.
         /// </value>
         [JsonProperty("keyAuthorization")]
+        [Obsolete("Removed from ACME server.")]
         public string KeyAuthorization { get; set; }
     }
 }