{
  "capsule": {
    "schema": "apk-scanner.proof/v2",
    "issuer": "apk-scanner.com",
    "issued_at": "2026-10-13T20:40:25.508Z",
    "app": {
      "app_id": "com.paperboatapps.google.kiddopia",
      "title": "Kiddopia - Kids Learning Games",
      "version": "26.09.28"
    },
    "analysis": {
      "issues": [],
      "stages": {
        "pii": "complete",
        "sbom": "complete",
        "signing": "certificate_parsed",
        "strings": "complete",
        "manifest": "complete"
      },
      "status": "complete",
      "grading": {
        "policy": "static-coverage-v1",
        "blockers": [],
        "eligible": true
      },
      "timings_ms": {
        "total": 34408.928,
        "harvest": 17755.016000000003,
        "detectors": 14911.439000000002
      },
      "bytes_total": 338727488,
      "bytes_scanned": 338727488,
      "bytes_skipped": 0,
      "files_processed": 733,
      "coverage_version": 2,
      "string_encodings": [
        "ascii",
        "utf16le"
      ],
      "signature_validation": "not_performed"
    },
    "provenance": {
      "mode": "static",
      "artifacts": [
        {
          "name": "base.apk",
          "sha256": "9db11d2a363cc62d1d51a6102d9f2d96c91c9b37ad29124d142bfddce709bde0"
        },
        {
          "name": "UnityDataAssetPack.apk",
          "sha256": "e6164ef28edb6789230b175eabe2d358f5216a08efc7c144172f074113cdd6e8"
        },
        {
          "name": "config.arm64_v8a.apk",
          "sha256": "2077209493d3e4f69dd398e374ff3289c545f55a1e141e95ded0b273fdfe8cc4"
        }
      ],
      "ruleset_sha256": "3bb79cc3710b0fb021feaa322578f4cffe08396a97c51b34df092b5a05891d5e"
    },
    "apk_sha256": "9db11d2a363cc62d1d51a6102d9f2d96c91c9b37ad29124d142bfddce709bde0",
    "scan": {
      "scan_id": "92aa0c1f-2479-4c34-8c11-0b0d05037946",
      "scanned_at": "2026-10-11T04:53:06.685Z",
      "grade": "D",
      "score": 42
    },
    "apk_signer": {
      "scheme": "v3",
      "subject_o": "Paper Boat Apps",
      "subject_cn": null,
      "sha256": "4cdd46fff3eebc0501cd0ebc28e76feae2cdd01d40bf63edb13a5e262c72e512",
      "not_after": "3017-08-07T10:03:22+00:00"
    },
    "counts": {
      "critical": 1,
      "high": 0,
      "medium": 0,
      "low": 6,
      "info": 1
    },
    "findings": [
      {
        "finding_type": 3,
        "severity": "critical",
        "title": "Google Cloud Storage reference — confirmed publicly readable",
        "redacted_display": "https://███████.googleapis.com/███",
        "fingerprint": "43208552cba9b1b4d29932f697e45d0131387b48a4ef8e7553139ed0acdbc553",
        "verified": true,
        "cwe": [
          "CWE-200",
          "CWE-284"
        ],
        "masvs": [
          "MASVS-STORAGE-2"
        ],
        "remediation": "Confirm the bucket/database denies anonymous read (enable auth / storage rules / RLS), then audit its contents for data already exposed while it was open."
      },
      {
        "finding_type": 37,
        "severity": "info",
        "title": "Application data is backup-enabled",
        "redacted_display": "android:allowBackup=\"true\"",
        "fingerprint": "68d134f0bcd98a9559d6dd5275f80a3928e4a6490ac4a0f1bd16f87683bd49f8",
        "verified": false,
        "cwe": [
          "CWE-530",
          "CWE-312"
        ],
        "masvs": [
          "MASVS-STORAGE-1",
          "MASVS-STORAGE-2"
        ],
        "remediation": "Backup is on by default on Android; this manifest states it explicitly. If the app stores sensitive local data, define dataExtractionRules/fullBackupContent to exclude it, or set android:allowBackup=false."
      },
      {
        "finding_type": 2,
        "severity": "low",
        "title": "Firebase Realtime Database reference",
        "redacted_display": "https://████████.firebaseio.com/███",
        "fingerprint": "0334dbeb7bd90df22792051fa7c7b10ff3bc4e386602c24c7fdcd911fc24495c",
        "verified": false,
        "cwe": [
          "CWE-200",
          "CWE-284"
        ],
        "masvs": [
          "MASVS-STORAGE-2"
        ],
        "remediation": "Confirm the bucket/database denies anonymous read (enable auth / storage rules / RLS), then audit its contents for data already exposed while it was open."
      },
      {
        "finding_type": 2,
        "severity": "low",
        "title": "Firebase Realtime Database reference",
        "redacted_display": "https://████████████.firebaseio.com/███",
        "fingerprint": "621711f120c8ec9898b5f278e7eb2511518c3408a4fed68fd9fe3d6cd2e82b85",
        "verified": false,
        "cwe": [
          "CWE-200",
          "CWE-284"
        ],
        "masvs": [
          "MASVS-STORAGE-2"
        ],
        "remediation": "Confirm the bucket/database denies anonymous read (enable auth / storage rules / RLS), then audit its contents for data already exposed while it was open."
      },
      {
        "finding_type": 20,
        "severity": "low",
        "title": "Google API key (client-shipped; restriction unverified)",
        "redacted_display": "AIza•••••••• (21–40 chars, redacted)",
        "fingerprint": "1b7b90fdd097a30e3654cc1818f7c277c35b77173443064026b60e832c3143e9",
        "verified": false,
        "cwe": [
          "CWE-798"
        ],
        "masvs": [
          "MASVS-STORAGE-1"
        ],
        "remediation": "Restrict the API key (application + API restrictions in Google Cloud Console); a client-shipped key is public, so restriction is the control."
      },
      {
        "finding_type": 20,
        "severity": "low",
        "title": "Google API key (client-shipped; restriction unverified)",
        "redacted_display": "AIza•••••••• (21–40 chars, redacted)",
        "fingerprint": "e3f436cc3961ab498a2ab613975f6f41fd68bf0112fb62a96c969bf2bdf2d923",
        "verified": false,
        "cwe": [
          "CWE-798"
        ],
        "masvs": [
          "MASVS-STORAGE-1"
        ],
        "remediation": "Restrict the API key (application + API restrictions in Google Cloud Console); a client-shipped key is public, so restriction is the control."
      },
      {
        "finding_type": 53,
        "severity": "low",
        "title": "Firebase Storage bucket reference",
        "redacted_display": "████████████",
        "fingerprint": "aacf931579fecc3b10e1efa2c4ad2f6a7b42e0d36f02f9c212783272d186b24a",
        "verified": false,
        "cwe": [
          "CWE-200",
          "CWE-284"
        ],
        "masvs": [
          "MASVS-STORAGE-2"
        ],
        "remediation": "Confirm the bucket/database denies anonymous read (enable auth / storage rules / RLS), then audit its contents for data already exposed while it was open."
      },
      {
        "finding_type": 53,
        "severity": "low",
        "title": "Firebase Storage bucket reference",
        "redacted_display": "████████████",
        "fingerprint": "04fd6f33db7f0b158e8ce5de2a32cb0fa99d90ec681b111ffef799120a148fa1",
        "verified": false,
        "cwe": [
          "CWE-200",
          "CWE-284"
        ],
        "masvs": [
          "MASVS-STORAGE-2"
        ],
        "remediation": "Confirm the bucket/database denies anonymous read (enable auth / storage rules / RLS), then audit its contents for data already exposed while it was open."
      }
    ],
    "live_verification": {
      "verified_count": 1,
      "items": [
        {
          "finding_type": 3,
          "title": "Google Cloud Storage reference — confirmed publicly readable",
          "fingerprint": "43208552cba9b1b4d29932f697e45d0131387b48a4ef8e7553139ed0acdbc553"
        }
      ]
    },
    "trackers_count": 10,
    "pii": {
      "sources": 3,
      "identifiers": [
        "Advertising ID (AAID)",
        "Android ID",
        "Device ID / IMEI"
      ],
      "destinations": 7
    },
    "sbom": {
      "component_count": 55,
      "vuln_count": 0,
      "components": [
        {
          "name": "androidx.activity:activity",
          "version": "1.6.0",
          "cves": []
        },
        {
          "name": "androidx.annotation:annotation-experimental",
          "version": "1.4.1",
          "cves": []
        },
        {
          "name": "androidx.appcompat:appcompat",
          "version": "1.6.1",
          "cves": []
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        {
          "name": "androidx.appcompat:appcompat-resources",
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          "cves": []
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        {
          "name": "androidx.arch.core:core-runtime",
          "version": "2.1.0",
          "cves": []
        },
        {
          "name": "androidx.browser:browser",
          "version": "1.8.0",
          "cves": []
        },
        {
          "name": "androidx.core:core",
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          "cves": []
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        {
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          "version": "1.10.1",
          "cves": []
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        {
          "name": "androidx.credentials:credentials",
          "version": "1.2.0-rc01",
          "cves": []
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        {
          "name": "androidx.credentials:credentials-play-services-auth",
          "version": "1.2.0-rc01",
          "cves": []
        },
        {
          "name": "androidx.cursoradapter:cursoradapter",
          "version": "1.0.0",
          "cves": []
        },
        {
          "name": "androidx.customview:customview",
          "version": "1.0.0",
          "cves": []
        },
        {
          "name": "androidx.datastore:datastore",
          "version": "1.1.7",
          "cves": []
        },
        {
          "name": "androidx.datastore:datastore-core",
          "version": "1.1.7",
          "cves": []
        },
        {
          "name": "androidx.datastore:datastore-preferences",
          "version": "1.1.7",
          "cves": []
        },
        {
          "name": "androidx.datastore:datastore-preferences-core",
          "version": "1.1.7",
          "cves": []
        },
        {
          "name": "androidx.documentfile:documentfile",
          "version": "1.0.0",
          "cves": []
        },
        {
          "name": "androidx.drawerlayout:drawerlayout",
          "version": "1.0.0",
          "cves": []
        },
        {
          "name": "androidx.emoji2:emoji2",
          "version": "1.2.0",
          "cves": []
        },
        {
          "name": "androidx.emoji2:emoji2-views-helper",
          "version": "1.2.0",
          "cves": []
        },
        {
          "name": "androidx.exifinterface:exifinterface",
          "version": "1.3.6",
          "cves": []
        },
        {
          "name": "androidx.fragment:fragment",
          "version": "1.3.6",
          "cves": []
        },
        {
          "name": "androidx.interpolator:interpolator",
          "version": "1.0.0",
          "cves": []
        },
        {
          "name": "androidx.legacy:legacy-support-core-utils",
          "version": "1.0.0",
          "cves": []
        },
        {
          "name": "androidx.lifecycle:lifecycle-livedata",
          "version": "2.5.1",
          "cves": []
        },
        {
          "name": "androidx.lifecycle:lifecycle-livedata-core",
          "version": "2.5.1",
          "cves": []
        },
        {
          "name": "androidx.lifecycle:lifecycle-process",
          "version": "2.5.0",
          "cves": []
        },
        {
          "name": "androidx.lifecycle:lifecycle-runtime",
          "version": "2.5.1",
          "cves": []
        },
        {
          "name": "androidx.lifecycle:lifecycle-service",
          "version": "2.5.1",
          "cves": []
        },
        {
          "name": "androidx.lifecycle:lifecycle-viewmodel",
          "version": "2.5.1",
          "cves": []
        },
        {
          "name": "androidx.lifecycle:lifecycle-viewmodel-savedstate",
          "version": "2.5.1",
          "cves": []
        },
        {
          "name": "androidx.loader:loader",
          "version": "1.0.0",
          "cves": []
        },
        {
          "name": "androidx.localbroadcastmanager:localbroadcastmanager",
          "version": "1.0.0",
          "cves": []
        },
        {
          "name": "androidx.print:print",
          "version": "1.0.0",
          "cves": []
        },
        {
          "name": "androidx.privacysandbox.ads:ads-adservices",
          "version": "1.1.0-beta11",
          "cves": []
        },
        {
          "name": "androidx.privacysandbox.ads:ads-adservices-java",
          "version": "1.1.0-beta11",
          "cves": []
        },
        {
          "name": "androidx.room:room-ktx",
          "version": "2.5.0",
          "cves": []
        },
        {
          "name": "androidx.room:room-runtime",
          "version": "2.5.0",
          "cves": []
        },
        {
          "name": "androidx.savedstate:savedstate",
          "version": "1.2.0",
          "cves": []
        },
        {
          "name": "androidx.sqlite:sqlite",
          "version": "2.3.0",
          "cves": []
        },
        {
          "name": "androidx.sqlite:sqlite-framework",
          "version": "2.3.0",
          "cves": []
        },
        {
          "name": "androidx.startup:startup-runtime",
          "version": "1.1.1",
          "cves": []
        },
        {
          "name": "androidx.tracing:tracing",
          "version": "1.0.0",
          "cves": []
        },
        {
          "name": "androidx.vectordrawable:vectordrawable",
          "version": "1.1.0",
          "cves": []
        },
        {
          "name": "androidx.vectordrawable:vectordrawable-animated",
          "version": "1.1.0",
          "cves": []
        },
        {
          "name": "androidx.versionedparcelable:versionedparcelable",
          "version": "1.1.1",
          "cves": []
        },
        {
          "name": "androidx.viewpager:viewpager",
          "version": "1.0.0",
          "cves": []
        },
        {
          "name": "androidx.webkit:webkit",
          "version": "1.12.1",
          "cves": []
        },
        {
          "name": "androidx.work:work-runtime",
          "version": "2.9.1",
          "cves": []
        },
        {
          "name": "com.google.play.appupdate",
          "version": "1.8.5#2",
          "cves": []
        },
        {
          "name": "com.google.play.integrity",
          "version": "1.4.1#2",
          "cves": []
        },
        {
          "name": "com.squareup.okhttp3:okhttp",
          "version": "4.12.0",
          "cves": []
        },
        {
          "name": "kotlinx:coroutines_android",
          "version": "1.9.0",
          "cves": []
        },
        {
          "name": "kotlinx:coroutines_core",
          "version": "1.9.0",
          "cves": []
        },
        {
          "name": "kotlinx:coroutines_play_services",
          "version": "1.9.0",
          "cves": []
        }
      ]
    },
    "control_coverage": {
      "schema": "apk-scanner.coverage/v1",
      "framework": "OWASP MASVS v2",
      "disclaimer": "Static, metadata-only analysis. Each control is scored evidence-for / gap-signal / requires-manual-testing. This is evidence toward a MASVS assessment, NOT a certification — apk-scanner.com is not an authorized assessment lab. Absence of a static finding does not prove a control passes.",
      "rows": [
        {
          "control": "MASVS-STORAGE-1",
          "category": "STORAGE",
          "title": "The app securely stores sensitive data.",
          "static": "partial",
          "status": "gap-detected",
          "count": 3,
          "findings": [
            {
              "finding_type": 37,
              "key": "allow_backup",
              "title": "Application data is backup-enabled",
              "severity": "info",
              "verified": false,
              "relationship": "gap-signal",
              "cwe": [
                530,
                312
              ]
            },
            {
              "finding_type": 20,
              "key": "google_api_key",
              "title": "Google API key (client-shipped; restriction unverified)",
              "severity": "low",
              "verified": false,
              "relationship": "gap-signal",
              "cwe": [
                798
              ]
            },
            {
              "finding_type": 20,
              "key": "google_api_key",
              "title": "Google API key (client-shipped; restriction unverified)",
              "severity": "low",
              "verified": false,
              "relationship": "gap-signal",
              "cwe": [
                798
              ]
            }
          ]
        },
        {
          "control": "MASVS-STORAGE-2",
          "category": "STORAGE",
          "title": "The app prevents leakage of sensitive data.",
          "static": "partial",
          "status": "verified-exposure",
          "count": 6,
          "findings": [
            {
              "finding_type": 3,
              "key": "gcs_bucket",
              "title": "Google Cloud Storage reference — confirmed publicly readable",
              "severity": "critical",
              "verified": true,
              "relationship": "verified-exposure",
              "cwe": [
                200,
                284
              ]
            },
            {
              "finding_type": 37,
              "key": "allow_backup",
              "title": "Application data is backup-enabled",
              "severity": "info",
              "verified": false,
              "relationship": "gap-signal",
              "cwe": [
                530,
                312
              ]
            },
            {
              "finding_type": 2,
              "key": "firebase_rtdb",
              "title": "Firebase Realtime Database reference",
              "severity": "low",
              "verified": false,
              "relationship": "gap-signal",
              "cwe": [
                200,
                284
              ]
            },
            {
              "finding_type": 2,
              "key": "firebase_rtdb",
              "title": "Firebase Realtime Database reference",
              "severity": "low",
              "verified": false,
              "relationship": "gap-signal",
              "cwe": [
                200,
                284
              ]
            },
            {
              "finding_type": 53,
              "key": "firebase_storage",
              "title": "Firebase Storage bucket reference",
              "severity": "low",
              "verified": false,
              "relationship": "gap-signal",
              "cwe": [
                200,
                284
              ]
            },
            {
              "finding_type": 53,
              "key": "firebase_storage",
              "title": "Firebase Storage bucket reference",
              "severity": "low",
              "verified": false,
              "relationship": "gap-signal",
              "cwe": [
                200,
                284
              ]
            }
          ]
        },
        {
          "control": "MASVS-CRYPTO-1",
          "category": "CRYPTO",
          "title": "The app employs current strong cryptography and uses it according to best practices.",
          "static": "partial",
          "status": "no-static-findings",
          "count": 0,
          "findings": []
        },
        {
          "control": "MASVS-CRYPTO-2",
          "category": "CRYPTO",
          "title": "The app performs key management according to best practices.",
          "static": "partial",
          "status": "no-static-findings",
          "count": 0,
          "findings": []
        },
        {
          "control": "MASVS-AUTH-1",
          "category": "AUTH",
          "title": "The app uses secure authentication and authorization protocols.",
          "static": "manual",
          "status": "requires-manual-testing",
          "count": 0,
          "findings": []
        },
        {
          "control": "MASVS-AUTH-2",
          "category": "AUTH",
          "title": "The app performs local authentication securely.",
          "static": "manual",
          "status": "requires-manual-testing",
          "count": 0,
          "findings": []
        },
        {
          "control": "MASVS-AUTH-3",
          "category": "AUTH",
          "title": "The app secures sensitive operations with additional authentication.",
          "static": "manual",
          "status": "requires-manual-testing",
          "count": 0,
          "findings": []
        },
        {
          "control": "MASVS-NETWORK-1",
          "category": "NETWORK",
          "title": "The app secures all network traffic according to current best practices.",
          "static": "yes",
          "status": "no-static-findings",
          "count": 0,
          "findings": []
        },
        {
          "control": "MASVS-NETWORK-2",
          "category": "NETWORK",
          "title": "The app verifies the identity of the remote endpoint (e.g. certificate pinning).",
          "static": "partial",
          "status": "no-static-findings",
          "count": 0,
          "findings": []
        },
        {
          "control": "MASVS-PLATFORM-1",
          "category": "PLATFORM",
          "title": "The app uses IPC mechanisms securely.",
          "static": "yes",
          "status": "no-static-findings",
          "count": 0,
          "findings": []
        },
        {
          "control": "MASVS-PLATFORM-2",
          "category": "PLATFORM",
          "title": "The app uses WebViews securely.",
          "static": "partial",
          "status": "no-static-findings",
          "count": 0,
          "findings": []
        },
        {
          "control": "MASVS-PLATFORM-3",
          "category": "PLATFORM",
          "title": "The app uses the user interface securely.",
          "static": "manual",
          "status": "requires-manual-testing",
          "count": 0,
          "findings": []
        },
        {
          "control": "MASVS-CODE-1",
          "category": "CODE",
          "title": "The app requires an up-to-date platform version.",
          "static": "yes",
          "status": "no-static-findings",
          "count": 0,
          "findings": []
        },
        {
          "control": "MASVS-CODE-2",
          "category": "CODE",
          "title": "The app has a mechanism for enforcing updates.",
          "static": "manual",
          "status": "requires-manual-testing",
          "count": 0,
          "findings": []
        },
        {
          "control": "MASVS-CODE-3",
          "category": "CODE",
          "title": "The app only uses software components without known vulnerabilities.",
          "static": "yes",
          "status": "no-static-findings",
          "count": 0,
          "findings": []
        },
        {
          "control": "MASVS-CODE-4",
          "category": "CODE",
          "title": "The app validates and sanitizes all untrusted inputs and follows secure-coding practice.",
          "static": "partial",
          "status": "no-static-findings",
          "count": 0,
          "findings": []
        },
        {
          "control": "MASVS-RESILIENCE-1",
          "category": "RESILIENCE",
          "title": "The app validates the integrity of the platform.",
          "static": "manual",
          "status": "requires-manual-testing",
          "count": 0,
          "findings": []
        },
        {
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    "key_id": "IE6LeZNX4dAAPLGr",
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    "public_key_pem": "-----BEGIN PUBLIC KEY-----\nMCowBQYDK2VwAyEAwH2fYdYB5nD0CQslDtG3FgafcJBoOX2OGoT80Woksrk=\n-----END PUBLIC KEY-----\n",
    "verify_url": "https://apk-scanner.com/verify"
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}