From 833997df5a0a7c8e90ea3bd41d315998c871128e Mon Sep 17 00:00:00 2001
From: Shelikhoo <xiaokangwang@outlook.com>
Date: Mon, 1 Mar 2021 15:30:36 +0000
Subject: [PATCH] Zero Security imaginary security level

---
 common/protocol/headers.proto | 1 +
 1 file changed, 1 insertion(+)

diff --git a/common/protocol/headers.proto b/common/protocol/headers.proto
index 943d7d6f7..725b3cc5d 100644
--- a/common/protocol/headers.proto
+++ b/common/protocol/headers.proto
@@ -13,6 +13,7 @@ enum SecurityType {
   AES128_GCM = 3;
   CHACHA20_POLY1305 = 4;
   NONE = 5;
+  ZERO = 6;
 }
 
 message SecurityConfig {