diff --git a/workers/aibox_sophon_adapter/config.toml b/workers/aibox_sophon_adapter/config.toml
index 979b6a5..ddee759 100644
--- a/workers/aibox_sophon_adapter/config.toml
+++ b/workers/aibox_sophon_adapter/config.toml
@@ -45,7 +45,9 @@ check_interval = 10   # 服务端检查离线设备的间隔（秒）
 
 [workers.config.mqtt_forward]
 enabled = true
-uri = "mqtt://admin:Mixc%402021@192.168.1.6:1883"   # %40 是 @ 的 URL 编码
+# uri 含凭据，请勿提交到仓库：留空时从环境变量 AIBOX_MQTT_URI 读取
+# 格式 mqtt://user:pass@host:port，密码中特殊字符需 URL 编码（@ → %40）
+uri = ""
 topic = "/board_ping"                                    # 转发目标主题
 
 # ====== 外部 MQTT 订阅（本插件直接订阅外部 Broker，不走网关 Bridge） ======
@@ -60,7 +62,8 @@ topic = "/board_ping"                                    # 转发目标主题
 #                         支持 {1} {2}... 占位符（填充 topic 通配符捕获值）
 [workers.config.mqtt_subscribe]
 enabled = true
-uri = "mqtt://admin:Mixc%402021@192.168.1.6:1883"
+# uri 含凭据，请勿提交到仓库：留空时从环境变量 AIBOX_MQTT_URI 读取（格式同 mqtt_forward）
+uri = ""
 
   # 边缘应用控制器：请求-响应协议
   #   请求: 发布到 /edge_app_controller，消息 {"command": "query_status", ...}
diff --git a/workers/doubao/config.toml b/workers/doubao/config.toml
index c8ec78e..ca6c310 100644
--- a/workers/doubao/config.toml
+++ b/workers/doubao/config.toml
@@ -22,15 +22,16 @@ tags = ["vision", "ai"]
 
 # ====== Worker 运行时配置（由 lifespan_setup 传递给 create_workers） ======
 [workers.config]
-api_key = "ark-b149df84-a057-4ca0-b1a0-82a22c4e3c70-32cde"
+# api_key 请勿提交到仓库：留空时从环境变量 VOLC_ACCESSKEY 读取（代码中兜底）
+api_key = ""
 base_url = "https://ark.cn-beijing.volces.com/api/v3"
 model = "doubao-seed-evolving"
 
 # AICC 模式专用配置（按需启用）：
 # is_aicc = true
-# api_key = "db04d42e-71e3-4119-abee-12ecc7ef5c34"
-# base_url = "https://sd77a0f4ummt3i4vnems0.apigateway-cn-beijing.volceapi.com/api/v3"
-# model = "ep-20260721154333-fre3bey"
+# api_key = ""   # AICC 模式的 api_key 同样经 VOLC_ACCESSKEY 提供，勿入库
+# base_url = "https://<gateway-host>/api/v3"
+# model = "ep-xxx"
 # ra_url = ""                     # 远程证明地址（独立于 base_url 时配置）
 # ra_service_name = "AICC.ConfidentialInference"
 # ra_policy_id = "router_policy"