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          "name_ok": true
        }
      },
      "notification_is_promise": true,
      "doc_hidden": false,
      "doc_visibility": "visible",
      "doc_focused": true,
      "cross_origin_isolated": false,
      "shared_array_buffer": false,
      "perf_now_resolution_us": 100
    },
    "suspicious_count": 1,
    "notes": [
      "plugins_count: Chrome 142 new-headless has 5 fake PDF plugins — weak signal when standing alone",
      "outer_dims_zero: Chrome new-headless (2023+) has fixed this; signal only catches old headless",
      "console_cdp: rebrowser-puppeteer patches Runtime.enable — false negative with rebrowser"
    ]
  },
  "cssMedia": {
    "prefersColorScheme": {
      "value": "dark"
    },
    "prefersReducedMotion": {
      "value": "no-preference"
    },
    "prefersContrast": {
      "value": "no-preference"
    },
    "prefersReducedTransparency": {
      "value": "no-preference"
    },
    "prefersReducedData": {
      "value": "no-preference"
    },
    "colorGamut": {
      "value": "srgb"
    },
    "dynamicRange": {
      "value": "standard"
    },
    "forcedColors": {
      "value": "none"
    },
    "invertedColors": {
      "value": "none"
    },
    "pointer": {
      "value": "fine"
    },
    "hover": {
      "value": "hover"
    },
    "anyPointer": {
      "value": {
        "none": false,
        "coarse": false,
        "fine": true
      }
    },
    "anyHover": {
      "value": {
        "none": false,
        "hover": true
      }
    },
    "resolution": {
      "value": {
        "dppx_1": true,
        "dppx_2": false,
        "dppx_3": false
      }
    },
    "displayMode": {
      "value": "browser"
    },
    "scripting": {
      "value": "enabled"
    }
  },
  "uaCH": {
    "brands": [
      {
        "brand": "Google Chrome",
        "version": "147"
      },
      {
        "brand": "Not.A/Brand",
        "version": "8"
      },
      {
        "brand": "Chromium",
        "version": "147"
      }
    ],
    "mobile": false,
    "platform": "Linux",
    "high": {
      "architecture": "x86",
      "bitness": "64",
      "brands": [
        {
          "brand": "Google Chrome",
          "version": "147"
        },
        {
          "brand": "Not.A/Brand",
          "version": "8"
        },
        {
          "brand": "Chromium",
          "version": "147"
        }
      ],
      "formFactors": [
        "Desktop"
      ],
      "fullVersionList": [
        {
          "brand": "Google Chrome",
          "version": "147.0.7727.55"
        },
        {
          "brand": "Not.A/Brand",
          "version": "8.0.0.0"
        },
        {
          "brand": "Chromium",
          "version": "147.0.7727.55"
        }
      ],
      "mobile": false,
      "model": "",
      "platform": "Linux",
      "platformVersion": "",
      "uaFullVersion": "147.0.7727.55",
      "wow64": false
    }
  },
  "speechVoices": {
    "count": 19,
    "sample": [
      {
        "name": "Google Deutsch",
        "lang": "de-DE",
        "default": true,
        "localService": false
      },
      {
        "name": "Google US English",
        "lang": "en-US",
        "default": false,
        "localService": false
      },
      {
        "name": "Google UK English Female",
        "lang": "en-GB",
        "default": false,
        "localService": false
      },
      {
        "name": "Google UK English Male",
        "lang": "en-GB",
        "default": false,
        "localService": false
      },
      {
        "name": "Google español",
        "lang": "es-ES",
        "default": false,
        "localService": false
      }
    ],
    "langs": [
      "de-DE",
      "en-US",
      "en-GB",
      "es-ES",
      "es-US",
      "fr-FR",
      "hi-IN",
      "id-ID",
      "it-IT",
      "ja-JP",
      "ko-KR",
      "nl-NL",
      "pl-PL",
      "pt-BR",
      "ru-RU",
      "zh-CN",
      "zh-HK",
      "zh-TW"
    ]
  },
  "battery": {
    "charging": true,
    "level": 1,
    "chargingTime": 0,
    "dischargingTime": null
  },
  "mediaDevices": {
    "devices": {
      "counts": {
        "audioinput": 0,
        "audiooutput": 1,
        "videoinput": 0,
        "other": 0
      },
      "labelsEmpty": true,
      "deviceIds": []
    },
    "supportedConstraints": {
      "aspectRatio": true,
      "autoGainControl": true,
      "brightness": true,
      "channelCount": true,
      "colorTemperature": true,
      "contrast": true,
      "deviceId": true,
      "displaySurface": true,
      "echoCancellation": true,
      "exposureCompensation": true,
      "exposureMode": true,
      "exposureTime": true,
      "facingMode": true,
      "focusDistance": true,
      "focusMode": true,
      "frameRate": true,
      "groupId": true,
      "height": true,
      "iso": true,
      "latency": true,
      "noiseSuppression": true,
      "pan": true,
      "pointsOfInterest": true,
      "resizeMode": true,
      "restrictOwnAudio": true,
      "sampleRate": true,
      "sampleSize": true,
      "saturation": true,
      "sharpness": true,
      "suppressLocalAudioPlayback": true,
      "tilt": true,
      "torch": true,
      "voiceIsolation": true,
      "whiteBalanceMode": true,
      "width": true,
      "zoom": true
    }
  },
  "runtime": {
    "perfMemory": {
      "supported": true,
      "before": {
        "usedJSHeapSize": 2795285,
        "totalJSHeapSize": 4748305,
        "jsHeapSizeLimit": 4294967296
      },
      "after": {
        "usedJSHeapSize": 54553068,
        "totalJSHeapSize": 57400724,
        "jsHeapSizeLimit": 4294967296
      },
      "deltaUsed": 51757783,
      "deltaTotal": 52652419,
      "heapLimitBucket": "high"
    },
    "performanceTimeOrigin": {
      "value": 1778722571315.9
    },
    "performanceNowResolution": {
      "value": {
        "minDeltaMs": 0.09999999403953552,
        "samples": 174
      }
    }
  },
  "audio": {
    "compressor_sum": 124.04347527516074,
    "compressor_hash": "0993127a704f15",
    "analyser_hash": "11cffa6b7daca5",
    "sample_rate": 48000,
    "max_channel_count": 2,
    "destination_channel_count": 2,
    "state": "suspended"
  },
  "storage": {
    "localStorage": {
      "value": true
    },
    "sessionStorage": {
      "value": true
    },
    "indexedDB": {
      "value": true
    },
    "cookieEnabled": {
      "value": true
    },
    "storageEstimate": {
      "quota": 299409132748,
      "usage": 0
    },
    "persisted": false
  },
  "webgpu": {
    "adapter_info": null,
    "features": [],
    "limits": {},
    "preferred_format": "rgba8unorm",
    "unsupported": true
  },
  "permissions": {
    "states": {
      "geolocation": "prompt",
      "notifications": "prompt",
      "camera": "prompt",
      "microphone": "prompt",
      "clipboard-read": "prompt",
      "clipboard-write": "granted",
      "accelerometer": "granted",
      "gyroscope": "granted",
      "magnetometer": "granted",
      "midi": "prompt",
      "background-sync": "granted",
      "persistent-storage": "prompt",
      "push": "error:Failed to execute 'query' on 'Permissions': Push Permission without userVisibleOnly:true isn't supported yet."
    },
    "notification_mismatch": false,
    "query_native": true
  },
  "codec": {
    "canPlayType": {
      "video/mp4; codecs=\"avc1.42E01E\"": "probably",
      "video/mp4; codecs=\"avc1.640028\"": "probably",
      "video/webm; codecs=\"vp8\"": "probably",
      "video/webm; codecs=\"vp9\"": "probably",
      "video/mp4; codecs=\"vp09.00.10.08\"": "probably",
      "video/mp4; codecs=\"av01.0.05M.08\"": "probably",
      "video/mp4; codecs=\"hev1.1.6.L93.B0\"": "",
      "audio/mp4; codecs=\"mp4a.40.2\"": "probably",
      "audio/webm; codecs=\"opus\"": "probably",
      "audio/ogg; codecs=\"vorbis\"": "probably",
      "audio/flac": "probably",
      "audio/wav": "maybe"
    },
    "mediaCapabilities": {
      "avc1.42E01E": {
        "supported": true,
        "smooth": true,
        "powerEfficient": false
      },
      "vp09.00.10.08": {
        "supported": true,
        "smooth": true,
        "powerEfficient": false
      },
      "av01.0.05M.08": {
        "supported": true,
        "smooth": true,
        "powerEfficient": false
      },
      "opus": {
        "supported": true,
        "smooth": true,
        "powerEfficient": true
      },
      "mp4a.40.2": {
        "supported": true,
        "smooth": true,
        "powerEfficient": true
      }
    },
    "eme": {
      "com.widevine.alpha": {
        "supported": true,
        "keySystem": "com.widevine.alpha",
        "label": ""
      },
      "org.w3.clearkey": {
        "supported": true,
        "keySystem": "org.w3.clearkey",
        "label": ""
      },
      "com.microsoft.playready": {
        "supported": false,
        "reason": "Unsupported keySystem or supportedConfigurations."
      }
    }
  },
  "fonts": {
    "available": [
      "Arial",
      "Arial Black",
      "Calibri",
      "Cambria",
      "Cambria Math",
      "Comic Sans MS",
      "Consolas",
      "Courier New",
      "Georgia",
      "Impact",
      "Lucida Console",
      "Lucida Sans Unicode",
      "Microsoft Sans Serif",
      "Palatino Linotype",
      "Segoe UI",
      "Tahoma",
      "Times New Roman",
      "Trebuchet MS",
      "Verdana",
      "Wingdings",
      "Helvetica",
      "Helvetica Neue",
      "Avenir",
      "Avenir Next",
      "Gill Sans",
      "Menlo",
      "Monaco",
      "Optima",
      "Futura",
      "Apple Chancery",
      "Baskerville",
      "Didot",
      "American Typewriter",
      "DejaVu Sans",
      "DejaVu Serif",
      "DejaVu Sans Mono",
      "Liberation Sans",
      "Liberation Serif",
      "Liberation Mono",
      "Ubuntu",
      "Ubuntu Mono",
      "Noto Sans",
      "Noto Serif",
      "FreeSans",
      "FreeSerif",
      "FreeMono",
      "Courier",
      "Garamond",
      "Bookman Old Style",
      "Century Gothic"
    ],
    "method2_detected": [
      "Arial",
      "Arial Black",
      "Calibri",
      "Cambria",
      "Comic Sans MS",
      "Consolas",
      "Courier New",
      "Georgia",
      "Impact",
      "Tahoma",
      "Times New Roman",
      "Trebuchet MS",
      "Verdana",
      "Helvetica",
      "DejaVu Sans",
      "DejaVu Serif",
      "DejaVu Sans Mono",
      "Liberation Sans",
      "Liberation Serif",
      "Liberation Mono",
      "Noto Sans",
      "Noto Serif",
      "FreeSans",
      "Courier"
    ],
    "count": 50
  },
  "sensors": {
    "Accelerometer": true,
    "Gyroscope": true,
    "Magnetometer": false,
    "AmbientLightSensor": false,
    "LinearAccelerationSensor": true,
    "GravitySensor": true,
    "AbsoluteOrientationSensor": true,
    "RelativeOrientationSensor": true,
    "DeviceMotionEvent": true,
    "DeviceOrientationEvent": true,
    "fireCount": {
      "deviceMotion": 1,
      "deviceOrientation": 1,
      "elapsedMs": 1000
    }
  },
  "webrtc": {
    "candidates": [],
    "has_mdns": false,
    "srflx_ips": [],
    "host_ips": [],
    "sdp_fingerprint_algo": null,
    "sdp_ice_options": null,
    "sdp_m_lines": 0,
    "sdp_msid_semantic": null,
    "sdp_codecs": [],
    "prototype_patched": false,
    "error": "webrtc-ice after 5000ms"
  },
  "__server": {
    "ja3": "0fa636de7854b13f415ef28e985ae8c2",
    "ja3_hash": "cb3cf93ce161260ffe24e854c4819395",
    "ja4": "t13d1517h2_8daaf6152771_b6f405a00624",
    "http2_fp": "1:65536;2:0;4:6291456;6:262144|15663105|1:1:0:256,3:1:0:220,5:1:0:220|m,a,s,p",
    "ip": "113.160.52.142",
    "accept_language": "en-US,en;q=0.9,vi;q=0.8,la;q=0.7",
    "geo": {
      "available": true,
      "country": "VN",
      "city": "Hanoi",
      "timezone": null,
      "asn": 45899,
      "org": "VNPT Corp",
      "rdns": "static.vnpt-hanoi.com.vn",
      "datacenter": {
        "flag": false,
        "layers": {
          "usageType": null,
          "asnMatch": false,
          "rdnsPattern": false
        }
      }
    }
  },
  "__verdict": {
    "rules": [
      {
        "id": "ua-platform-consistency",
        "category": "identity",
        "verdict": "pass",
        "detail": "platform consistent: linux"
      },
      {
        "id": "ua-version-consistency",
        "category": "identity",
        "verdict": "pass",
        "detail": "skipped (UA does not claim Chrome)"
      },
      {
        "id": "tls-browser-consistency",
        "category": "identity",
        "verdict": "pass",
        "detail": "TLS+HTTP/2 fingerprint consistent with claimed browser"
      },
      {
        "id": "timezone-ip-consistency",
        "category": "network",
        "verdict": "pass",
        "detail": "geo DB has no timezone — DST sanity OK for 'unknown'"
      },
      {
        "id": "locale-ip-consistency",
        "category": "network",
        "verdict": "pass",
        "detail": "consistent"
      },
      {
        "id": "screen-dpr-mobile-consistency",
        "category": "hardware",
        "verdict": "pass",
        "detail": "screen/DPR/mobile consistent"
      },
      {
        "id": "webgl-platform-consistency",
        "category": "hardware",
        "verdict": "pass",
        "detail": "WebGL GPU consistent with platform: gpu=desktop"
      },
      {
        "id": "webgl1-webgl2-consistency",
        "category": "hardware",
        "verdict": "pass",
        "detail": "WebGL1 and WebGL2 consistent"
      },
      {
        "id": "fonts-platform-consistency",
        "category": "identity",
        "verdict": "pass",
        "detail": "Linux + baseline fonts + valid mscore-fonts (24 fonts, 3 mscore detected): common setup on Fedora/Ubuntu"
      },
      {
        "id": "hwconcurrency-devicememory-plausibility",
        "category": "hardware",
        "verdict": "pass",
        "detail": "hardwareConcurrency and deviceMemory absent — skipped"
      },
      {
        "id": "webrtc-ip-leak",
        "category": "network",
        "verdict": "pass",
        "detail": "WebRTC gather timeout (webrtc-ice after 5000ms) — cannot verify, treat ok"
      },
      {
        "id": "datacenter-ip",
        "category": "network",
        "verdict": "pass",
        "detail": "exit IP not datacenter (ASN 45899, VNPT Corp)"
      },
      {
        "id": "permissions-consistency",
        "category": "automation",
        "verdict": "pass",
        "detail": "permissions consistent — no mismatch detected"
      },
      {
        "id": "navigator-completeness",
        "category": "automation",
        "verdict": "pass",
        "detail": "navigator fields complete and correct Chrome shape"
      },
      {
        "id": "chrome-object-shape",
        "category": "automation",
        "verdict": "pass",
        "detail": "window.chrome shape correct for Real Chrome 142"
      },
      {
        "id": "headless-aggregate",
        "category": "automation",
        "verdict": "pass",
        "detail": "headless prob 0% — within Real Chrome threshold (≤45)",
        "evidence": {
          "probability": 0,
          "signals": {
            "webdriver": false,
            "chrome_exists": true,
            "chrome_has_load_times": true,
            "chrome_has_csi": true,
            "plugins_count": 5,
            "languages_empty": false,
            "console_cdp": false,
            "native_bindings": {
              "permissions_query": true,
              "notification_request": true,
              "rtc_peer_connection": true,
              "rtc_create_offer": true,
              "rtc_create_datachannel": true,
              "media_enumerate_devices": true,
              "media_get_user_media": true,
              "canvas_to_data_url": true,
              "canvas_to_blob": true,
              "canvas_get_image_data": true,
              "webgl_get_parameter": true,
              "webgl2_get_parameter": true,
              "audio_ctx_create_oscillator": true,
              "offline_audio_start_rendering": true,
              "date_get_timezone_offset": true,
              "performance_now": true,
              "element_get_bounding_rect": true,
              "document_create_element": true,
              "json_stringify": true,
              "function_tostring": true
            },
            "proto_chain": {
              "webdriver_descriptor_ok": true,
              "navigator_tostring_ok": true,
              "tostring_tags": {
                "ok": true,
                "mismatch": [],
                "checked": 14
              },
              "tostring_meta": {
                "self_native": true,
                "length_ok": true,
                "name_ok": true
              }
            },
            "iframe_check": {
              "webdriver_diff": false,
              "chrome_diff": false
            },
            "outer_dims_zero": false,
            "doc_hidden": false,
            "connection_present": true,
            "v8_starts_error": true,
            "v8_has_capture": "function",
            "v8_has_prepare": "undefined",
            "perf_now_resolution_us": 100,
            "cross_origin_isolated": false,
            "notification_is_promise": true
          },
          "reasons": []
        }
      },
      {
        "id": "canvas-audio-noise-sanity",
        "category": "hardware",
        "verdict": "pass",
        "detail": "canvas/audio hash has normal entropy — noise patch OK"
      },
      {
        "id": "mobile-cohort-consistency",
        "category": "identity",
        "verdict": "pass",
        "detail": "desktop cohort — mobile-cohort rule N/A"
      },
      {
        "id": "webgpu-webgl-coherence",
        "category": "hardware",
        "verdict": "pass",
        "detail": "WebGPU unsupported — skipped (no conclusion)"
      },
      {
        "id": "battery-api-shape",
        "category": "hardware",
        "verdict": "pass",
        "detail": "Battery API shape valid"
      },
      {
        "id": "unknown-anomaly-catchall",
        "category": "automation",
        "verdict": "pass",
        "detail": "no composite anomaly detected"
      },
      {
        "id": "codec-canplaytype-mediacapabilities-coherence",
        "category": "identity",
        "verdict": "pass",
        "detail": "canPlayType ↔ MediaCapabilities consistent"
      },
      {
        "id": "codec-canplaytype-webrtc-coherence",
        "category": "identity",
        "verdict": "pass",
        "detail": "webrtc gather fail — skipped"
      },
      {
        "id": "performance-memory-clamp-signature",
        "category": "automation",
        "verdict": "pass",
        "detail": "performance.memory working: delta=49.4MB, limit=high"
      },
      {
        "id": "cssmedia-pointer-mobile-coherence",
        "category": "hardware",
        "verdict": "pass",
        "detail": "desktop cohort: pointer=fine, hover=hover consistent"
      },
      {
        "id": "errorstack-v8-format-coherence",
        "category": "identity",
        "verdict": "pass",
        "detail": "V8 stack format correct: 6/6 frames match pattern"
      },
      {
        "id": "performance-now-resolution-coherence",
        "category": "automation",
        "verdict": "pass",
        "detail": "performance.now() resolution = 0.1000ms — real Chrome default 100µs range"
      }
    ],
    "categories": {
      "identity": "pass",
      "hardware": "pass",
      "network": "pass",
      "automation": "pass"
    }
  }
}