From c64e52bb922c9eeae89a4df07bf334145c3018da Mon Sep 17 00:00:00 2001
From: Robert Hague <rh@johnstreetcapital.com>
Date: Sun, 2 Mar 2025 16:47:51 +0100
Subject: [PATCH] Fix API break on KeyExchange

This type is public and a `private protected` ctor breaks subclassing outside the assembly
---
 src/Renci.SshNet/Security/KeyExchange.cs | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/Renci.SshNet/Security/KeyExchange.cs b/src/Renci.SshNet/Security/KeyExchange.cs
index 1331098b0..8ae5c30a1 100644
--- a/src/Renci.SshNet/Security/KeyExchange.cs
+++ b/src/Renci.SshNet/Security/KeyExchange.cs
@@ -63,7 +63,10 @@ public byte[] ExchangeHash
         /// </summary>
         public event EventHandler<HostKeyEventArgs> HostKeyReceived;
 
-        private protected KeyExchange()
+        /// <summary>
+        /// Initializes a new instance of the <see cref="KeyExchange"/> class.
+        /// </summary>
+        protected KeyExchange()
         {
             _logger = SshNetLoggingConfiguration.LoggerFactory.CreateLogger(GetType());
         }