{
  "name": "Security",
  "description": "SSH authentication, firewall blocks, and Windows logon failures across the fleet",
  "default_earliest": "-24h",
  "default_latest": "now",
  "panels": [
    {
      "title": "Failed SSH logins",
      "query": "service=system auth_result=failed | stats count",
      "viz_type": "single_stat",
      "position_x": 0,
      "position_y": 0,
      "width": 4,
      "height": 3,
      "query_language": "spl",
      "sort_order": 0
    },
    {
      "title": "Firewall blocks",
      "query": "service=system ufw_action=BLOCK | stats count",
      "viz_type": "single_stat",
      "position_x": 4,
      "position_y": 0,
      "width": 4,
      "height": 3,
      "query_language": "spl",
      "sort_order": 1
    },
    {
      "title": "Windows logon failures",
      "query": "winevt.event_id=4625 | stats count",
      "viz_type": "single_stat",
      "position_x": 8,
      "position_y": 0,
      "width": 4,
      "height": 3,
      "query_language": "spl",
      "sort_order": 2
    },
    {
      "title": "Top source addresses",
      "query": "service=system auth_result=failed | stats count by remote_addr | sort -count | head 10",
      "viz_type": "top_n",
      "position_x": 0,
      "position_y": 3,
      "width": 6,
      "height": 5,
      "viz_config": {
        "label_column": "remote_addr",
        "value_column": "count"
      },
      "query_language": "spl",
      "sort_order": 3
    },
    {
      "title": "Blocked destination ports",
      "query": "service=system ufw_action=BLOCK | stats count by dst_port | sort -count | head 12",
      "viz_type": "bar",
      "position_x": 6,
      "position_y": 3,
      "width": 6,
      "height": 5,
      "viz_config": {
        "x_column": "dst_port",
        "value_column": "count"
      },
      "query_language": "spl",
      "sort_order": 4
    },
    {
      "title": "Source address by blocked port",
      "query": "service=system ufw_action=BLOCK | stats count by remote_addr, dst_port",
      "viz_type": "heatmap",
      "position_x": 0,
      "position_y": 8,
      "width": 6,
      "height": 5,
      "viz_config": {
        "x_column": "remote_addr",
        "y_column": "dst_port",
        "value_column": "count"
      },
      "query_language": "spl",
      "sort_order": 5
    },
    {
      "title": "Failed logins by host",
      "query": "service=system auth_result=failed | stats count by host | sort -count",
      "viz_type": "bar",
      "position_x": 6,
      "position_y": 8,
      "width": 6,
      "height": 5,
      "viz_config": {
        "x_column": "host",
        "value_column": "count"
      },
      "query_language": "spl",
      "sort_order": 6
    },
    {
      "title": "Recent authentication failures",
      "query": "service=system auth_result=failed | sort -timestamp | head 50 | fields timestamp, host, ssh_user, remote_addr, message",
      "viz_type": "table",
      "position_x": 0,
      "position_y": 13,
      "width": 12,
      "height": 6,
      "query_language": "spl",
      "sort_order": 7
    }
  ]
}