diff --git a/lib/towerops_web/channels/agent_channel.ex b/lib/towerops_web/channels/agent_channel.ex
index 7c23b3cc..b483f429 100644
--- a/lib/towerops_web/channels/agent_channel.ex
+++ b/lib/towerops_web/channels/agent_channel.ex
@@ -490,6 +490,19 @@ defmodule ToweropsWeb.AgentChannel do
   end
 
   defp build_v3_snmp_device(device, snmp_config) do
+    Logger.info(
+      "Building SNMPv3 device message",
+      device_id: device.id,
+      device_name: device.name,
+      device_ip: device.ip_address,
+      security_level: snmp_config.security_level || "",
+      username: snmp_config.username || "",
+      auth_protocol: snmp_config.auth_protocol || "",
+      auth_password_present: !is_nil(snmp_config.auth_password) && snmp_config.auth_password != "",
+      priv_protocol: snmp_config.priv_protocol || "",
+      priv_password_present: !is_nil(snmp_config.priv_password) && snmp_config.priv_password != ""
+    )
+
     %SnmpDevice{
       ip: device.ip_address,
       version: device.snmp_version,