{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "io-usefulapi-estuary-flow",
  "component": "estuary-flow",
  "generated_at": "2026-10-05T02:06:47.242Z",
  "tracking_since": "2026-09-29",
  "counts": {
    "critical": 0,
    "security": 14,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a1053b-8061-7a5d-86f7-a7514812eb93",
      "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 04:45:47.946517+00",
      "observed_since": "2026-10-03",
      "source": "scan",
      "summary": "Authorization (unverified → pass)",
      "link": "https://verifymcp.io/servers/io-usefulapi-estuary-flow/estuary-flow#chg-chg_01a1053b-8061-7a5d-86f7-a7514812eb93"
    },
    {
      "id": "chg_01a1053b-8062-79b5-92e5-a0eebaac3291",
      "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 04:45:47.946517+00",
      "observed_since": "2026-10-03",
      "source": "scan",
      "summary": "Injection markers (unverified → pass)",
      "link": "https://verifymcp.io/servers/io-usefulapi-estuary-flow/estuary-flow#chg-chg_01a1053b-8062-79b5-92e5-a0eebaac3291"
    },
    {
      "id": "chg_01a10007-4e5c-7cee-9908-0249cb3b5119",
      "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 04:30:41.118308+00",
      "observed_since": "2026-10-02",
      "source": "scan",
      "summary": "Authorization (pass → unverified)",
      "link": "https://verifymcp.io/servers/io-usefulapi-estuary-flow/estuary-flow#chg-chg_01a10007-4e5c-7cee-9908-0249cb3b5119"
    },
    {
      "id": "chg_01a10007-4e5d-7d7b-a017-0b54fa06e1eb",
      "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 04:30:41.118308+00",
      "observed_since": "2026-10-02",
      "source": "scan",
      "summary": "Tool safety (pass → unverified)",
      "link": "https://verifymcp.io/servers/io-usefulapi-estuary-flow/estuary-flow#chg-chg_01a10007-4e5d-7d7b-a017-0b54fa06e1eb"
    },
    {
      "id": "chg_01a10007-4e5f-7634-9f76-2b5cfab991e3",
      "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 04:30:41.118308+00",
      "observed_since": "2026-10-02",
      "source": "scan",
      "summary": "Endpoint reachability (reachable → behind authorisation)",
      "link": "https://verifymcp.io/servers/io-usefulapi-estuary-flow/estuary-flow#chg-chg_01a10007-4e5f-7634-9f76-2b5cfab991e3"
    },
    {
      "id": "chg_01a0faea-7114-701e-a026-9fc301da535c",
      "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 04:41:03.32527+00",
      "observed_since": "2026-10-01",
      "source": "scan",
      "summary": "Authorization (unverified → pass)",
      "link": "https://verifymcp.io/servers/io-usefulapi-estuary-flow/estuary-flow#chg-chg_01a0faea-7114-701e-a026-9fc301da535c"
    },
    {
      "id": "chg_01a0faea-7115-706a-9499-ad801abd8cb4",
      "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 04:41:03.32527+00",
      "observed_since": "2026-10-01",
      "source": "scan",
      "summary": "Injection markers (unverified → pass)",
      "link": "https://verifymcp.io/servers/io-usefulapi-estuary-flow/estuary-flow#chg-chg_01a0faea-7115-706a-9499-ad801abd8cb4"
    },
    {
      "id": "chg_01a0faea-7115-768d-b529-2b28e4728f0d",
      "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": "15",
        "judged": "15"
      },
      "occurred_on": "2026-10-02",
      "occurred_at": "2026-10-02 04:41:03.32527+00",
      "observed_since": "2026-10-01",
      "source": "scan",
      "summary": "First check of Judged manipulation (pass)",
      "link": "https://verifymcp.io/servers/io-usefulapi-estuary-flow/estuary-flow#chg-chg_01a0faea-7115-768d-b529-2b28e4728f0d"
    },
    {
      "id": "chg_01a0faea-7116-7106-b24d-161ad75adab0",
      "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 04:41:03.32527+00",
      "observed_since": "2026-10-01",
      "source": "scan",
      "summary": "First check of Authorization (partial)",
      "link": "https://verifymcp.io/servers/io-usefulapi-estuary-flow/estuary-flow#chg-chg_01a0faea-7116-7106-b24d-161ad75adab0"
    },
    {
      "id": "chg_01a0f5bb-f7bd-77b1-b49f-77a709cbae17",
      "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 04:32:11.629527+00",
      "observed_since": "2026-09-30",
      "source": "scan",
      "summary": "HTTPS (unverified → pass)",
      "link": "https://verifymcp.io/servers/io-usefulapi-estuary-flow/estuary-flow#chg-chg_01a0f5bb-f7bd-77b1-b49f-77a709cbae17"
    },
    {
      "id": "chg_01a0f5bb-f7be-7834-a405-a8097a0c5ee9",
      "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 04:32:11.629527+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-estuary-flow/estuary-flow#chg-chg_01a0f5bb-f7be-7834-a405-a8097a0c5ee9"
    },
    {
      "id": "chg_01a0f09d-8dfe-7c96-ba5d-6103ec370745",
      "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 04:40:52.418744+00",
      "observed_since": "2026-09-29",
      "source": "scan",
      "summary": "Transport (fail → pass)",
      "link": "https://verifymcp.io/servers/io-usefulapi-estuary-flow/estuary-flow#chg-chg_01a0f09d-8dfe-7c96-ba5d-6103ec370745"
    },
    {
      "id": "chg_01a0f09d-8dff-7a1c-ae44-b86906a80c02",
      "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 04:40:52.418744+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-estuary-flow/estuary-flow#chg-chg_01a0f09d-8dff-7a1c-ae44-b86906a80c02"
    },
    {
      "id": "chg_01a0f09d-8e00-7301-bc79-e5729d70633f",
      "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 04:40:52.418744+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-estuary-flow/estuary-flow#chg-chg_01a0f09d-8e00-7301-bc79-e5729d70633f"
    }
  ],
  "days": [
    {
      "date": "2026-10-04",
      "total": 78,
      "delta": 45,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 6
    },
    {
      "date": "2026-10-03",
      "total": 33,
      "delta": -44,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 6
    },
    {
      "date": "2026-10-02",
      "total": 77,
      "delta": 44,
      "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
    }
  ]
}