diff --git a/app/admin/templates/job_edit.html b/app/admin/templates/job_edit.html
new file mode 100644
index 0000000..181e2ab
--- /dev/null
+++ b/app/admin/templates/job_edit.html
@@ -0,0 +1,33 @@
+{% extends "sqladmin/layout.html" %}
+{% from 'sqladmin/_macros.html' import render_form_fields %}
+{% block content %}
+
+### 编辑{{ model_view.name }}
+
+{% if error %}
+
+{{ error }}
+
+{% endif %}
+
+<form method="post">
+  {{ render_form_fields(form, form_opts=form_opts) }}
+
+  <div class="row mb-3">
+    <label class="form-label col-sm-2 col-form-label">密文配置（secret_cfg）</label>
+    <div class="col-sm-10">
+      <textarea name="secret_cfg" class="form-control" rows="8" placeholder='留空表示不修改；填写将覆盖并加密保存。示例：{"token":"xxx"}'></textarea>
+      <div class="form-text">
+        出于安全考虑，编辑页不回显历史密文。留空表示不修改；填写 JSON 对象将覆盖原值并重新加密保存。
+      </div>
+    </div>
+  </div>
+
+  <div class="mt-3 d-flex gap-2">
+    <button type="submit" class="btn btn-primary">保存</button>
+    <a class="btn btn-secondary" href="{{ url_for('admin:list', identity=model_view.identity) }}">取消</a>
+  </div>
+</form>
+
+{% endblock %}
+
diff --git a/app/admin/views.py b/app/admin/views.py
index 87f15b5..081936a 100644
--- a/app/admin/views.py
+++ b/app/admin/views.py
@@ -69,9 +69,15 @@ class JobAdmin(ModelView, model=Job):
     # 为 Job 详情页指定模板（用于调整按钮间距）
     details_template = "job_details.html"
 
+    # 编辑页：secret_cfg 只写不读（不回显密文；留空表示不更新）
+    edit_template = "job_edit.html"
+
     # 列表页模板：加入每行 Run Now
     list_template = "job_list.html"
 
+    # 编辑页排除 secret_cfg，避免回显密文；由自定义模板额外渲染一个空输入框
+    form_edit_rules = [Job.id, Job.enabled, Job.cron_expr, Job.handler_path, Job.public_cfg]
+
     column_labels = {
         "id": "任务ID",
         "enabled": "启用",
@@ -141,16 +147,38 @@ class JobAdmin(ModelView, model=Job):
             raise ValueError("public_cfg must be a JSON object")
         data["public_cfg"] = pcfg
 
-        # secret_cfg：必须是合法 JSON 对象（dict），并且保存时必须加密落库
-        scfg = data.get("secret_cfg")
-        if isinstance(scfg, str):
+        # secret_cfg：
+        # - 创建：必须是合法 JSON 对象（dict），并且保存时必须加密落库
+        # - 编辑：出于安全考虑不回显密文；若留空则保留原密文不更新；若填写则按 JSON 校验并加密覆盖
+        if is_created:
+            scfg = data.get("secret_cfg")
+            if isinstance(scfg, str):
+                try:
+                    scfg = json.loads(scfg)
+                except json.JSONDecodeError as e:
+                    raise ValueError("secret_cfg must be a JSON object") from e
+            if not isinstance(scfg, dict):
+                raise ValueError("secret_cfg must be a JSON object")
+            data["secret_cfg"] = encrypt_json(scfg)
+        else:
+            # 自定义编辑页会以 textarea 传回 secret_cfg（可能不存在或为空）
             try:
-                scfg = json.loads(scfg)
-            except json.JSONDecodeError as e:
-                raise ValueError("secret_cfg must be a JSON object") from e
-        if not isinstance(scfg, dict):
-            raise ValueError("secret_cfg must be a JSON object")
-        data["secret_cfg"] = encrypt_json(scfg)
+                form = await request.form()
+                raw = form.get("secret_cfg")
+            except Exception:
+                raw = None
+            raw_s = str(raw).strip() if raw is not None else ""
+            if not raw_s:
+                # 留空：不更新密文字段
+                data.pop("secret_cfg", None)
+            else:
+                try:
+                    scfg2 = json.loads(raw_s)
+                except json.JSONDecodeError as e:
+                    raise ValueError("secret_cfg must be a JSON object") from e
+                if not isinstance(scfg2, dict):
+                    raise ValueError("secret_cfg must be a JSON object")
+                data["secret_cfg"] = encrypt_json(scfg2)
 
 
 class JobLogAdmin(ModelView, model=JobLog):
@@ -208,6 +236,11 @@ class JobLogAdmin(ModelView, model=JobLog):
     column_formatters_detail = {
         JobLog.started_at: lambda m, a: _fmt_dt_seconds(m.started_at),
         JobLog.finished_at: lambda m, a: _fmt_dt_seconds(m.finished_at),
+        JobLog.message: lambda m, a: Markup(
+            "<pre style='max-height:240px;overflow:auto;white-space:pre-wrap'>"
+            + (m.message or "")
+            + "</pre>"
+        ),
         JobLog.traceback: lambda m, a: Markup(f"<pre style='white-space:pre-wrap'>{m.traceback or ''}</pre>"),
         JobLog.run_log: lambda m, a: Markup(
             "<pre style='max-height:480px;overflow:auto;white-space:pre-wrap'>"