{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "cyanheads-fdic-banks-mcp-server",
  "component": "fdic-banks",
  "generated_at": "2026-11-05T16:53:57.230Z",
  "tracking_since": "2026-10-10",
  "counts": {
    "critical": 0,
    "security": 15,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a183ab-862f-736a-bf98-e8c46d27c03c",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "fdic_query_financials",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "fdic_query_financials"
      },
      "occurred_on": "2026-10-28",
      "occurred_at": "2026-10-28 18:00:18.652671+00",
      "observed_since": "2026-10-28",
      "source": "scan",
      "summary": "Tool “fdic_query_financials” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/cyanheads-fdic-banks-mcp-server/fdic-banks#chg-chg_01a183ab-862f-736a-bf98-e8c46d27c03c"
    },
    {
      "id": "chg_01a183ab-862c-781c-af7b-5a0bafdc7083",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "fdic_list_reference",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "fdic_list_reference"
      },
      "occurred_on": "2026-10-28",
      "occurred_at": "2026-10-28 18:00:18.652671+00",
      "observed_since": "2026-10-28",
      "source": "scan",
      "summary": "Tool “fdic_list_reference” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/cyanheads-fdic-banks-mcp-server/fdic-banks#chg-chg_01a183ab-862c-781c-af7b-5a0bafdc7083"
    },
    {
      "id": "chg_01a183ab-8628-7139-a3d2-60fd19c0bb1c",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "fdic_get_deposits",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "fdic_get_deposits"
      },
      "occurred_on": "2026-10-28",
      "occurred_at": "2026-10-28 18:00:18.652671+00",
      "observed_since": "2026-10-28",
      "source": "scan",
      "summary": "Tool “fdic_get_deposits” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/cyanheads-fdic-banks-mcp-server/fdic-banks#chg-chg_01a183ab-8628-7139-a3d2-60fd19c0bb1c"
    },
    {
      "id": "chg_01a183ab-8626-761c-9cb7-21816e41ba34",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "fdic_dataframe_describe",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "fdic_dataframe_describe"
      },
      "occurred_on": "2026-10-28",
      "occurred_at": "2026-10-28 18:00:18.652671+00",
      "observed_since": "2026-10-28",
      "source": "scan",
      "summary": "Tool “fdic_dataframe_describe” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/cyanheads-fdic-banks-mcp-server/fdic-banks#chg-chg_01a183ab-8626-761c-9cb7-21816e41ba34"
    },
    {
      "id": "chg_01a183ab-8638-72ac-91b3-a40e2f3ffa27",
      "kind": "server.instructions_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "instructions",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-28",
      "occurred_at": "2026-10-28 18:00:18.652671+00",
      "observed_since": "2026-10-28",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/cyanheads-fdic-banks-mcp-server/fdic-banks#chg-chg_01a183ab-8638-72ac-91b3-a40e2f3ffa27"
    },
    {
      "id": "chg_01a14813-64f8-7018-8d40-67563c7b42bf",
      "kind": "check.reverified",
      "family": "tool-safety-injection",
      "subject_kind": "check",
      "subject": "tool-safety-injection",
      "subject_child": "",
      "from_code": "toolsafety.unreachable",
      "to_code": "toolsafety.injection_clean",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-17",
      "occurred_at": "2026-10-17 04:16:32.956948+00",
      "observed_since": "2026-10-16",
      "source": "scan",
      "summary": "Injection markers (unverified → pass)",
      "link": "https://verifymcp.io/servers/cyanheads-fdic-banks-mcp-server/fdic-banks#chg-chg_01a14813-64f8-7018-8d40-67563c7b42bf"
    },
    {
      "id": "chg_01a14813-64f7-7840-9e07-34cb6de65a48",
      "kind": "check.verdict",
      "family": "transport",
      "subject_kind": "check",
      "subject": "transport",
      "subject_child": "",
      "from_code": "transport.http_error",
      "to_code": "transport.verified",
      "from_value": "fail",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {
        "transport": "streamable-http"
      },
      "occurred_on": "2026-10-17",
      "occurred_at": "2026-10-17 04:16:32.956948+00",
      "observed_since": "2026-10-16",
      "source": "scan",
      "summary": "Transport (fail → pass)",
      "link": "https://verifymcp.io/servers/cyanheads-fdic-banks-mcp-server/fdic-banks#chg-chg_01a14813-64f7-7840-9e07-34cb6de65a48"
    },
    {
      "id": "chg_01a14813-64f6-791e-9054-ebe004e065d4",
      "kind": "check.verdict",
      "family": "hsts",
      "subject_kind": "check",
      "subject": "hsts",
      "subject_child": "",
      "from_code": "headers.hsts_absent",
      "to_code": "headers.hsts_present",
      "from_value": "fail",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-17",
      "occurred_at": "2026-10-17 04:16:32.956948+00",
      "observed_since": "2026-10-16",
      "source": "scan",
      "summary": "HSTS header (fail → pass)",
      "link": "https://verifymcp.io/servers/cyanheads-fdic-banks-mcp-server/fdic-banks#chg-chg_01a14813-64f6-791e-9054-ebe004e065d4"
    },
    {
      "id": "chg_01a14813-64f4-7d8c-999b-53634011eb9f",
      "kind": "check.reverified",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.unreachable",
      "to_code": "auth.none_no_destructive",
      "from_value": "unverified",
      "to_value": "partial",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-17",
      "occurred_at": "2026-10-17 04:16:32.956948+00",
      "observed_since": "2026-10-16",
      "source": "scan",
      "summary": "Authorization (unverified → partial)",
      "link": "https://verifymcp.io/servers/cyanheads-fdic-banks-mcp-server/fdic-banks#chg-chg_01a14813-64f4-7d8c-999b-53634011eb9f"
    },
    {
      "id": "chg_01a145df-7c76-7456-95a4-fbc88ca4579f",
      "kind": "check.verdict",
      "family": "hsts",
      "subject_kind": "check",
      "subject": "hsts",
      "subject_child": "",
      "from_code": "headers.hsts_present",
      "to_code": "headers.hsts_absent",
      "from_value": "pass",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-16",
      "occurred_at": "2026-10-16 18:00:36.695539+00",
      "observed_since": "2026-10-15",
      "source": "scan",
      "summary": "HSTS header (pass → fail)",
      "link": "https://verifymcp.io/servers/cyanheads-fdic-banks-mcp-server/fdic-banks#chg-chg_01a145df-7c76-7456-95a4-fbc88ca4579f"
    },
    {
      "id": "chg_01a145df-7c6f-7bb4-bf00-562dc25bcd5d",
      "kind": "check.verdict",
      "family": "transport",
      "subject_kind": "check",
      "subject": "transport",
      "subject_child": "",
      "from_code": "transport.verified",
      "to_code": "transport.http_error",
      "from_value": "pass",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "status": "530",
        "transport": "streamable-http"
      },
      "occurred_on": "2026-10-16",
      "occurred_at": "2026-10-16 18:00:36.695539+00",
      "observed_since": "2026-10-15",
      "source": "scan",
      "summary": "Transport (pass → fail)",
      "link": "https://verifymcp.io/servers/cyanheads-fdic-banks-mcp-server/fdic-banks#chg-chg_01a145df-7c6f-7bb4-bf00-562dc25bcd5d"
    },
    {
      "id": "chg_01a145df-7c73-781c-880d-4ba8a2ada9b0",
      "kind": "check.unverifiable",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_no_destructive",
      "to_code": "auth.unreachable",
      "from_value": "partial",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-16",
      "occurred_at": "2026-10-16 18:00:36.695539+00",
      "observed_since": "2026-10-15",
      "source": "scan",
      "summary": "Authorization (partial → unverified)",
      "link": "https://verifymcp.io/servers/cyanheads-fdic-banks-mcp-server/fdic-banks#chg-chg_01a145df-7c73-781c-880d-4ba8a2ada9b0"
    },
    {
      "id": "chg_01a145df-7c75-780a-9e84-999121ceb20b",
      "kind": "check.unverifiable",
      "family": "tool-safety-injection",
      "subject_kind": "check",
      "subject": "tool-safety-injection",
      "subject_child": "",
      "from_code": "toolsafety.injection_clean",
      "to_code": "toolsafety.unreachable",
      "from_value": "pass",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-16",
      "occurred_at": "2026-10-16 18:00:36.695539+00",
      "observed_since": "2026-10-15",
      "source": "scan",
      "summary": "Tool safety (pass → unverified)",
      "link": "https://verifymcp.io/servers/cyanheads-fdic-banks-mcp-server/fdic-banks#chg-chg_01a145df-7c75-780a-9e84-999121ceb20b"
    },
    {
      "id": "chg_01a145df-7c75-7d77-b9b0-fe97b70eae05",
      "kind": "check.unverifiable",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.building_history",
      "to_code": "stability.insufficient_history",
      "from_value": "0.17",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-16",
      "occurred_at": "2026-10-16 18:00:36.695539+00",
      "observed_since": "2026-10-15",
      "source": "scan",
      "summary": "Stability (0.17 → unverified)",
      "link": "https://verifymcp.io/servers/cyanheads-fdic-banks-mcp-server/fdic-banks#chg-chg_01a145df-7c75-7d77-b9b0-fe97b70eae05"
    },
    {
      "id": "chg_01a145df-7c78-7795-9ae2-eb6275e89073",
      "kind": "capture.status_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "capture",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": "verified",
      "to_value": "not_mcp",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "to": "not_mcp",
        "from": "verified"
      },
      "occurred_on": "2026-10-16",
      "occurred_at": "2026-10-16 18:00:36.695539+00",
      "observed_since": "2026-10-15",
      "source": "scan",
      "summary": "Endpoint reachability (reachable → not serving MCP)",
      "link": "https://verifymcp.io/servers/cyanheads-fdic-banks-mcp-server/fdic-banks#chg-chg_01a145df-7c78-7795-9ae2-eb6275e89073"
    }
  ],
  "days": [
    {
      "date": "2026-11-05",
      "total": 87,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 83,
        "to": 87,
        "delta": 4,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 25,
          "to_days": 26
        },
        "partial": false,
        "compared_to": "2026-11-04",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 83 to 87. That category is still filling its 30-day observation window: 25 days of observed history at the previous scan, 26 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-11-03",
      "total": 86,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 77,
        "to": 80,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 23,
          "to_days": 24
        },
        "partial": false,
        "compared_to": "2026-11-02",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 77 to 80. That category is still filling its 30-day observation window: 23 days of observed history at the previous scan, 24 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-11-01",
      "total": 85,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 70,
        "to": 73,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 21,
          "to_days": 22
        },
        "partial": false,
        "compared_to": "2026-10-31",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 70 to 73. That category is still filling its 30-day observation window: 21 days of observed history at the previous scan, 22 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-10-30",
      "total": 84,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 63,
        "to": 67,
        "delta": 4,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 19,
          "to_days": 20
        },
        "partial": false,
        "compared_to": "2026-10-29",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 63 to 67. That category is still filling its 30-day observation window: 19 days of observed history at the previous scan, 20 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-10-28",
      "total": 83,
      "delta": 3,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 18
    },
    {
      "date": "2026-10-27",
      "total": 80,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 53,
        "to": 57,
        "delta": 4,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 16,
          "to_days": 17
        },
        "partial": false,
        "compared_to": "2026-10-26",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 53 to 57. That category is still filling its 30-day observation window: 16 days of observed history at the previous scan, 17 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-10-25",
      "total": 79,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 47,
        "to": 50,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 14,
          "to_days": 15
        },
        "partial": false,
        "compared_to": "2026-10-24",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 47 to 50. That category is still filling its 30-day observation window: 14 days of observed history at the previous scan, 15 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-10-23",
      "total": 78,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 40,
        "to": 43,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 12,
          "to_days": 13
        },
        "partial": false,
        "compared_to": "2026-10-22",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 40 to 43. That category is still filling its 30-day observation window: 12 days of observed history at the previous scan, 13 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    }
  ]
}