{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "io-usefulapi-happyfox",
  "component": "happyfox",
  "generated_at": "2026-10-04T05:39:13.430Z",
  "tracking_since": "2026-09-29",
  "counts": {
    "critical": 0,
    "security": 14,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a104e2-bf55-7af9-8ae7-a05177cd9bb4",
      "kind": "check.reverified",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_unlisted",
      "to_code": "auth.rfc9728_invoke",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-04",
      "occurred_at": "2026-10-04 03:08:51.318153+00",
      "observed_since": "2026-10-03",
      "source": "scan",
      "summary": "Authorization (unverified → pass)",
      "link": "https://verifymcp.io/servers/io-usefulapi-happyfox/happyfox#chg-chg_01a104e2-bf55-7af9-8ae7-a05177cd9bb4"
    },
    {
      "id": "chg_01a104e2-bf57-757d-b1f2-84cfd22a32aa",
      "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": "2026-10-04",
      "occurred_at": "2026-10-04 03:08:51.318153+00",
      "observed_since": "2026-10-03",
      "source": "scan",
      "summary": "Injection markers (unverified → pass)",
      "link": "https://verifymcp.io/servers/io-usefulapi-happyfox/happyfox#chg-chg_01a104e2-bf57-757d-b1f2-84cfd22a32aa"
    },
    {
      "id": "chg_01a0ffba-428c-7f22-9e5e-dc57bd152cd0",
      "kind": "check.unverifiable",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.rfc9728_invoke",
      "to_code": "auth.none_unlisted",
      "from_value": "pass",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-03",
      "occurred_at": "2026-10-03 03:06:31.743382+00",
      "observed_since": "2026-10-02",
      "source": "scan",
      "summary": "Authorization (pass → unverified)",
      "link": "https://verifymcp.io/servers/io-usefulapi-happyfox/happyfox#chg-chg_01a0ffba-428c-7f22-9e5e-dc57bd152cd0"
    },
    {
      "id": "chg_01a0ffba-428e-73ec-9b6b-8da14cb6ba14",
      "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": "2026-10-03",
      "occurred_at": "2026-10-03 03:06:31.743382+00",
      "observed_since": "2026-10-02",
      "source": "scan",
      "summary": "Tool safety (pass → unverified)",
      "link": "https://verifymcp.io/servers/io-usefulapi-happyfox/happyfox#chg-chg_01a0ffba-428e-73ec-9b6b-8da14cb6ba14"
    },
    {
      "id": "chg_01a0ffba-4291-7708-8e78-194718e2f828",
      "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": "2026-10-03",
      "occurred_at": "2026-10-03 03:06:31.743382+00",
      "observed_since": "2026-10-02",
      "source": "scan",
      "summary": "Endpoint reachability (reachable → behind authorisation)",
      "link": "https://verifymcp.io/servers/io-usefulapi-happyfox/happyfox#chg-chg_01a0ffba-4291-7708-8e78-194718e2f828"
    },
    {
      "id": "chg_01a0fa95-bb1e-7d97-8e00-e37ad878b447",
      "kind": "check.reverified",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_unlisted",
      "to_code": "auth.rfc9728_invoke",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-02",
      "occurred_at": "2026-10-02 03:08:31.79705+00",
      "observed_since": "2026-10-01",
      "source": "scan",
      "summary": "Authorization (unverified → pass)",
      "link": "https://verifymcp.io/servers/io-usefulapi-happyfox/happyfox#chg-chg_01a0fa95-bb1e-7d97-8e00-e37ad878b447"
    },
    {
      "id": "chg_01a0fa95-bb20-7130-947e-e3c74588148e",
      "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": "2026-10-02",
      "occurred_at": "2026-10-02 03:08:31.79705+00",
      "observed_since": "2026-10-01",
      "source": "scan",
      "summary": "Injection markers (unverified → pass)",
      "link": "https://verifymcp.io/servers/io-usefulapi-happyfox/happyfox#chg-chg_01a0fa95-bb20-7130-947e-e3c74588148e"
    },
    {
      "id": "chg_01a0fa95-bb20-7ce5-aaba-83eb4109904d",
      "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": "23",
        "judged": "23"
      },
      "occurred_on": "2026-10-02",
      "occurred_at": "2026-10-02 03:08:31.79705+00",
      "observed_since": "2026-10-01",
      "source": "scan",
      "summary": "First check of Judged manipulation (pass)",
      "link": "https://verifymcp.io/servers/io-usefulapi-happyfox/happyfox#chg-chg_01a0fa95-bb20-7ce5-aaba-83eb4109904d"
    },
    {
      "id": "chg_01a0fa95-bb21-73b6-8e18-c13d30942f22",
      "kind": "check.appeared",
      "family": "auth-registration",
      "subject_kind": "check",
      "subject": "auth-registration",
      "subject_child": "",
      "from_code": null,
      "to_code": "auth.registration_dcr_only",
      "from_value": null,
      "to_value": "partial",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-02",
      "occurred_at": "2026-10-02 03:08:31.79705+00",
      "observed_since": "2026-10-01",
      "source": "scan",
      "summary": "First check of Authorization (partial)",
      "link": "https://verifymcp.io/servers/io-usefulapi-happyfox/happyfox#chg-chg_01a0fa95-bb21-73b6-8e18-c13d30942f22"
    },
    {
      "id": "chg_01a0f56b-c411-7887-975e-e4be60ee81f3",
      "kind": "check.reverified",
      "family": "https",
      "subject_kind": "check",
      "subject": "https",
      "subject_child": "",
      "from_code": "https.inconclusive",
      "to_code": "https.enforced",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-01",
      "occurred_at": "2026-10-01 03:04:35.537226+00",
      "observed_since": "2026-09-30",
      "source": "scan",
      "summary": "HTTPS (unverified → pass)",
      "link": "https://verifymcp.io/servers/io-usefulapi-happyfox/happyfox#chg-chg_01a0f56b-c411-7887-975e-e4be60ee81f3"
    },
    {
      "id": "chg_01a0f56b-c412-74f3-96c0-d7e405200aa3",
      "kind": "check.reason",
      "family": "tool-safety-injection",
      "subject_kind": "check",
      "subject": "tool-safety-injection",
      "subject_child": "",
      "from_code": "toolsafety.auth_gated",
      "to_code": "toolsafety.unreachable",
      "from_value": "unverified",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-01",
      "occurred_at": "2026-10-01 03:04:35.537226+00",
      "observed_since": "2026-09-30",
      "source": "scan",
      "summary": "Tool safety (Tool safety not yet verified: we couldn't read the endpoint's tools, or could read only part of the list.)",
      "link": "https://verifymcp.io/servers/io-usefulapi-happyfox/happyfox#chg-chg_01a0f56b-c412-74f3-96c0-d7e405200aa3"
    },
    {
      "id": "chg_01a0f04b-4fc0-7e5f-af23-4299ed652246",
      "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": "2026-09-30",
      "occurred_at": "2026-09-30 03:11:02.538916+00",
      "observed_since": "2026-09-29",
      "source": "scan",
      "summary": "Transport (fail → pass)",
      "link": "https://verifymcp.io/servers/io-usefulapi-happyfox/happyfox#chg-chg_01a0f04b-4fc0-7e5f-af23-4299ed652246"
    },
    {
      "id": "chg_01a0f04b-4fc1-75fb-aad0-057138bf49d0",
      "kind": "check.reason",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.unreachable",
      "to_code": "auth.none_unlisted",
      "from_value": "unverified",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-30",
      "occurred_at": "2026-09-30 03:11:02.538916+00",
      "observed_since": "2026-09-29",
      "source": "scan",
      "summary": "Authorization (Authorisation not fully verified: no authorisation is required to connect, but we couldn't read the whole tool list to see what that exposes.)",
      "link": "https://verifymcp.io/servers/io-usefulapi-happyfox/happyfox#chg-chg_01a0f04b-4fc1-75fb-aad0-057138bf49d0"
    },
    {
      "id": "chg_01a0f04b-4fc1-7edf-a7e5-f6a03615294c",
      "kind": "check.reason",
      "family": "tool-safety-injection",
      "subject_kind": "check",
      "subject": "tool-safety-injection",
      "subject_child": "",
      "from_code": "toolsafety.unreachable",
      "to_code": "toolsafety.auth_gated",
      "from_value": "unverified",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-30",
      "occurred_at": "2026-09-30 03:11:02.538916+00",
      "observed_since": "2026-09-29",
      "source": "scan",
      "summary": "Tool safety (Tool safety blocked by authentication: the endpoint requires auth we don't have to read its tools.)",
      "link": "https://verifymcp.io/servers/io-usefulapi-happyfox/happyfox#chg-chg_01a0f04b-4fc1-7edf-a7e5-f6a03615294c"
    }
  ],
  "days": [
    {
      "date": "2026-10-04",
      "total": 77,
      "delta": 44,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 6
    },
    {
      "date": "2026-10-03",
      "total": 33,
      "delta": -43,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 6
    },
    {
      "date": "2026-10-02",
      "total": 76,
      "delta": 43,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 11
    },
    {
      "date": "2026-10-01",
      "total": 33,
      "delta": 5,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 5
    },
    {
      "date": "2026-09-30",
      "total": 28,
      "delta": 10,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 6
    },
    {
      "date": "2026-09-29",
      "total": 18,
      "delta": null,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 0
    }
  ]
}