{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "theluckystrike-currency-converter-ecb-rates-daily-keyless",
  "component": "mcp-currency",
  "generated_at": "2026-09-21T03:56:52.991Z",
  "tracking_since": "2026-09-03",
  "counts": {
    "critical": 0,
    "security": 20,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a0b2f1-9421-75f0-9449-5f66ca8742ef",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "convert_many",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "convert_many"
      },
      "occurred_on": "2026-09-18",
      "occurred_at": "2026-09-18 05:16:11.411623+00",
      "observed_since": "2026-09-17",
      "source": "scan",
      "summary": "Tool “convert_many” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/theluckystrike-currency-converter-ecb-rates-daily-keyless/mcp-currency#chg-chg_01a0b2f1-9421-75f0-9449-5f66ca8742ef"
    },
    {
      "id": "chg_01a0b2f1-941a-77ad-8a6c-ea57812415d1",
      "kind": "check.reverified",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_unlisted",
      "to_code": "auth.challenge_only_invoke",
      "from_value": "unverified",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-18",
      "occurred_at": "2026-09-18 05:16:11.411623+00",
      "observed_since": "2026-09-17",
      "source": "scan",
      "summary": "Authorization (unverified → fail)",
      "link": "https://verifymcp.io/servers/theluckystrike-currency-converter-ecb-rates-daily-keyless/mcp-currency#chg-chg_01a0b2f1-941a-77ad-8a6c-ea57812415d1"
    },
    {
      "id": "chg_01a0b2f1-941b-782e-aaac-cc903bf95f79",
      "kind": "check.reverified",
      "family": "transport",
      "subject_kind": "check",
      "subject": "transport",
      "subject_child": "",
      "from_code": "transport.auth_gated",
      "to_code": "transport.verified",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {
        "transport": "streamable-http"
      },
      "occurred_on": "2026-09-18",
      "occurred_at": "2026-09-18 05:16:11.411623+00",
      "observed_since": "2026-09-17",
      "source": "scan",
      "summary": "Transport (unverified → pass)",
      "link": "https://verifymcp.io/servers/theluckystrike-currency-converter-ecb-rates-daily-keyless/mcp-currency#chg-chg_01a0b2f1-941b-782e-aaac-cc903bf95f79"
    },
    {
      "id": "chg_01a0b2f1-941c-71df-8fb1-f9d98983caaa",
      "kind": "check.reverified",
      "family": "tool-safety-injection",
      "subject_kind": "check",
      "subject": "tool-safety-injection",
      "subject_child": "",
      "from_code": "toolsafety.auth_gated",
      "to_code": "toolsafety.injection_clean",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-18",
      "occurred_at": "2026-09-18 05:16:11.411623+00",
      "observed_since": "2026-09-17",
      "source": "scan",
      "summary": "Injection markers (unverified → pass)",
      "link": "https://verifymcp.io/servers/theluckystrike-currency-converter-ecb-rates-daily-keyless/mcp-currency#chg-chg_01a0b2f1-941c-71df-8fb1-f9d98983caaa"
    },
    {
      "id": "chg_01a0af0b-ef1b-73bb-b86b-1be554da3bbf",
      "kind": "check.unverifiable",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.challenge_only_invoke",
      "to_code": "auth.none_unlisted",
      "from_value": "fail",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-17",
      "occurred_at": "2026-09-17 11:06:29.446027+00",
      "observed_since": "2026-09-16",
      "source": "scan",
      "summary": "Authorization (fail → unverified)",
      "link": "https://verifymcp.io/servers/theluckystrike-currency-converter-ecb-rates-daily-keyless/mcp-currency#chg-chg_01a0af0b-ef1b-73bb-b86b-1be554da3bbf"
    },
    {
      "id": "chg_01a0af0b-ef16-7c56-9218-ae5715ea0ba7",
      "kind": "check.unverifiable",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.building_history",
      "to_code": "stability.insufficient_history",
      "from_value": "0.23",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-17",
      "occurred_at": "2026-09-17 11:06:29.446027+00",
      "observed_since": "2026-09-16",
      "source": "scan",
      "summary": "Stability (0.23 → unverified)",
      "link": "https://verifymcp.io/servers/theluckystrike-currency-converter-ecb-rates-daily-keyless/mcp-currency#chg-chg_01a0af0b-ef16-7c56-9218-ae5715ea0ba7"
    },
    {
      "id": "chg_01a0af0b-ef19-717c-9aa3-5c70dc795ed1",
      "kind": "check.unverifiable",
      "family": "tool-safety-injection",
      "subject_kind": "check",
      "subject": "tool-safety-injection",
      "subject_child": "",
      "from_code": "toolsafety.injection_clean",
      "to_code": "toolsafety.auth_gated",
      "from_value": "pass",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-17",
      "occurred_at": "2026-09-17 11:06:29.446027+00",
      "observed_since": "2026-09-16",
      "source": "scan",
      "summary": "Tool safety (pass → unverified)",
      "link": "https://verifymcp.io/servers/theluckystrike-currency-converter-ecb-rates-daily-keyless/mcp-currency#chg-chg_01a0af0b-ef19-717c-9aa3-5c70dc795ed1"
    },
    {
      "id": "chg_01a0af0b-ef1a-7cb4-8ad1-162a0f1c9042",
      "kind": "check.unverifiable",
      "family": "transport",
      "subject_kind": "check",
      "subject": "transport",
      "subject_child": "",
      "from_code": "transport.verified",
      "to_code": "transport.auth_gated",
      "from_value": "pass",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "transport": "streamable-http"
      },
      "occurred_on": "2026-09-17",
      "occurred_at": "2026-09-17 11:06:29.446027+00",
      "observed_since": "2026-09-16",
      "source": "scan",
      "summary": "Transport (pass → unverified)",
      "link": "https://verifymcp.io/servers/theluckystrike-currency-converter-ecb-rates-daily-keyless/mcp-currency#chg-chg_01a0af0b-ef1a-7cb4-8ad1-162a0f1c9042"
    },
    {
      "id": "chg_01a0af0b-ef1d-767a-aac3-ded9333bec6e",
      "kind": "capture.status_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "capture",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": "verified",
      "to_value": "auth_gated",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "to": "auth_gated",
        "from": "verified"
      },
      "occurred_on": "2026-09-17",
      "occurred_at": "2026-09-17 11:06:29.446027+00",
      "observed_since": "2026-09-16",
      "source": "scan",
      "summary": "Endpoint reachability (reachable → behind authorisation)",
      "link": "https://verifymcp.io/servers/theluckystrike-currency-converter-ecb-rates-daily-keyless/mcp-currency#chg-chg_01a0af0b-ef1d-767a-aac3-ded9333bec6e"
    },
    {
      "id": "chg_01a08ee1-590c-730c-9af0-e02b0c076a87",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "license_activate",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "license_activate"
      },
      "occurred_on": "2026-09-11",
      "occurred_at": "2026-09-11 05:12:08.083493+00",
      "observed_since": "2026-09-10",
      "source": "scan",
      "summary": "Tool “license_activate” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/theluckystrike-currency-converter-ecb-rates-daily-keyless/mcp-currency#chg-chg_01a08ee1-590c-730c-9af0-e02b0c076a87"
    },
    {
      "id": "chg_01a089ba-be55-772a-b485-a99ce2e551d4",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "license_activate",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "license_activate"
      },
      "occurred_on": "2026-09-10",
      "occurred_at": "2026-09-10 05:11:52.031783+00",
      "observed_since": "2026-09-09",
      "source": "scan",
      "summary": "Tool “license_activate” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/theluckystrike-currency-converter-ecb-rates-daily-keyless/mcp-currency#chg-chg_01a089ba-be55-772a-b485-a99ce2e551d4"
    },
    {
      "id": "chg_01a089ba-be55-702a-9da4-115087deac91",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "currencies_list",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "currencies_list"
      },
      "occurred_on": "2026-09-10",
      "occurred_at": "2026-09-10 05:11:52.031783+00",
      "observed_since": "2026-09-09",
      "source": "scan",
      "summary": "Tool “currencies_list” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/theluckystrike-currency-converter-ecb-rates-daily-keyless/mcp-currency#chg-chg_01a089ba-be55-702a-9da4-115087deac91"
    },
    {
      "id": "chg_01a089ba-be54-7a4e-b3e2-65b0bb75a2c3",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "convert_many",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "convert_many"
      },
      "occurred_on": "2026-09-10",
      "occurred_at": "2026-09-10 05:11:52.031783+00",
      "observed_since": "2026-09-09",
      "source": "scan",
      "summary": "Tool “convert_many” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/theluckystrike-currency-converter-ecb-rates-daily-keyless/mcp-currency#chg-chg_01a089ba-be54-7a4e-b3e2-65b0bb75a2c3"
    },
    {
      "id": "chg_01a089ba-be53-7e5f-9528-3611e4075894",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "cache_status",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "cache_status"
      },
      "occurred_on": "2026-09-10",
      "occurred_at": "2026-09-10 05:11:52.031783+00",
      "observed_since": "2026-09-09",
      "source": "scan",
      "summary": "Tool “cache_status” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/theluckystrike-currency-converter-ecb-rates-daily-keyless/mcp-currency#chg-chg_01a089ba-be53-7e5f-9528-3611e4075894"
    },
    {
      "id": "chg_01a089ba-be56-775d-8581-739e2d87a116",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "rates_latest",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "rates_latest"
      },
      "occurred_on": "2026-09-10",
      "occurred_at": "2026-09-10 05:11:52.031783+00",
      "observed_since": "2026-09-09",
      "source": "scan",
      "summary": "Tool “rates_latest” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/theluckystrike-currency-converter-ecb-rates-daily-keyless/mcp-currency#chg-chg_01a089ba-be56-775d-8581-739e2d87a116"
    },
    {
      "id": "chg_01a089ba-be56-7253-b261-f9be925f39a7",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "license_status",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "license_status"
      },
      "occurred_on": "2026-09-10",
      "occurred_at": "2026-09-10 05:11:52.031783+00",
      "observed_since": "2026-09-09",
      "source": "scan",
      "summary": "Tool “license_status” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/theluckystrike-currency-converter-ecb-rates-daily-keyless/mcp-currency#chg-chg_01a089ba-be56-7253-b261-f9be925f39a7"
    },
    {
      "id": "chg_01a08494-2fed-7b5f-99a9-2fb901bc0131",
      "kind": "check.appeared",
      "family": "tool-safety-manipulation",
      "subject_kind": "check",
      "subject": "tool-safety-manipulation",
      "subject_child": "",
      "from_code": null,
      "to_code": "toolsafety.manipulation_clean",
      "from_value": null,
      "to_value": "pass",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "units": "11",
        "judged": "11"
      },
      "occurred_on": "2026-09-09",
      "occurred_at": "2026-09-09 05:11:39.196785+00",
      "observed_since": "2026-09-08",
      "source": "scan",
      "summary": "First check of Judged manipulation (pass)",
      "link": "https://verifymcp.io/servers/theluckystrike-currency-converter-ecb-rates-daily-keyless/mcp-currency#chg-chg_01a08494-2fed-7b5f-99a9-2fb901bc0131"
    },
    {
      "id": "chg_01a08494-2fec-77b7-a242-417f99a0075b",
      "kind": "check.reverified",
      "family": "transport",
      "subject_kind": "check",
      "subject": "transport",
      "subject_child": "",
      "from_code": "transport.auth_gated",
      "to_code": "transport.verified",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {
        "transport": "streamable-http"
      },
      "occurred_on": "2026-09-09",
      "occurred_at": "2026-09-09 05:11:39.196785+00",
      "observed_since": "2026-09-08",
      "source": "scan",
      "summary": "Transport (unverified → pass)",
      "link": "https://verifymcp.io/servers/theluckystrike-currency-converter-ecb-rates-daily-keyless/mcp-currency#chg-chg_01a08494-2fec-77b7-a242-417f99a0075b"
    },
    {
      "id": "chg_01a08494-2fed-71bb-b5fa-d0f9c78cc9a5",
      "kind": "check.reverified",
      "family": "tool-safety-injection",
      "subject_kind": "check",
      "subject": "tool-safety-injection",
      "subject_child": "",
      "from_code": "toolsafety.auth_gated",
      "to_code": "toolsafety.injection_clean",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-09",
      "occurred_at": "2026-09-09 05:11:39.196785+00",
      "observed_since": "2026-09-08",
      "source": "scan",
      "summary": "Injection markers (unverified → pass)",
      "link": "https://verifymcp.io/servers/theluckystrike-currency-converter-ecb-rates-daily-keyless/mcp-currency#chg-chg_01a08494-2fed-71bb-b5fa-d0f9c78cc9a5"
    },
    {
      "id": "chg_01a08494-2fed-76f0-bcd2-0b065beea7d8",
      "kind": "check.reason",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.challenge_only",
      "to_code": "auth.challenge_only_invoke",
      "from_value": "fail",
      "to_value": "fail",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-09",
      "occurred_at": "2026-09-09 05:11:39.196785+00",
      "observed_since": "2026-09-08",
      "source": "scan",
      "summary": "Authorization (Authorisation is enforced on tool calls, but the challenge carries no valid RFC 9728 metadata, so a client cannot discover where to get a token.)",
      "link": "https://verifymcp.io/servers/theluckystrike-currency-converter-ecb-rates-daily-keyless/mcp-currency#chg-chg_01a08494-2fed-76f0-bcd2-0b065beea7d8"
    }
  ],
  "days": [
    {
      "date": "2026-09-20",
      "total": 84,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 33,
        "to": 37,
        "delta": 4,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 10,
          "to_days": 11
        },
        "partial": false,
        "compared_to": "2026-09-19",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 33 to 37. That category is still filling its 30-day observation window: 10 days of observed history at the previous scan, 11 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-09-18",
      "total": 83,
      "delta": 58,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 10
    },
    {
      "date": "2026-09-17",
      "total": 25,
      "delta": -57,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 8
    },
    {
      "date": "2026-09-15",
      "total": 82,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 17,
        "to": 20,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 5,
          "to_days": 6
        },
        "partial": false,
        "compared_to": "2026-09-14",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 17 to 20. That category is still filling its 30-day observation window: 5 days of observed history at the previous scan, 6 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-09-13",
      "total": 81,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 10,
        "to": 13,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 3,
          "to_days": 4
        },
        "partial": false,
        "compared_to": "2026-09-12",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 10 to 13. That category is still filling its 30-day observation window: 3 days of observed history at the previous scan, 4 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-09-11",
      "total": 80,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 3
    },
    {
      "date": "2026-09-10",
      "total": 79,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 8
    },
    {
      "date": "2026-09-09",
      "total": 79,
      "delta": 43,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 12
    }
  ]
}