From aa2ebf3c21cdfce0b33912dd2d7c7c4b4f737d0c Mon Sep 17 00:00:00 2001
From: ssupdoc <sriram@privsec.nz>
Date: Thu, 8 May 2025 17:03:04 +1200
Subject: [PATCH] Uses tolower() utility for hostname conversion

---
 testssl.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/testssl.sh b/testssl.sh
index 84ae556..99b35fc 100755
--- a/testssl.sh
+++ b/testssl.sh
@@ -21689,7 +21689,7 @@ parse_hn_port() {
      local node_tmp=""
 
      NODE="$1"
-     NODE="${NODE,,}"                   # Lowercase
+     NODE="$(tolower "$NODE")"          # Lowercase
      NODE="${NODE/https\:\/\//}"        # strip "https"
      NODE="${NODE%%/*}"                 # strip trailing urlpath