{
  "capsule": {
    "schema": "apk-scanner.proof/v2",
    "issuer": "apk-scanner.com",
    "issued_at": "2026-10-14T13:15:57.863Z",
    "app": {
      "app_id": "com.a0soft.gphone.acc.free",
      "title": "1Tap Cleaner (clear cache)",
      "version": "5.25"
    },
    "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": 2824.948,
        "harvest": 810.8569999999983,
        "detectors": 1408.046000000003
      },
      "bytes_total": 16326446,
      "bytes_scanned": 16326446,
      "bytes_skipped": 0,
      "files_processed": 2152,
      "coverage_version": 2,
      "string_encodings": [
        "ascii",
        "utf16le"
      ],
      "signature_validation": "not_performed"
    },
    "provenance": {
      "mode": "static",
      "artifacts": [
        {
          "name": "base.apk",
          "sha256": "45e238550f0307e865327c3f12d495aa165bb27841d54b4374202e40ec4dfe90"
        },
        {
          "name": "config.arm64_v8a.apk",
          "sha256": "f4cdb72a693b841fdc6fd3fdb499b32010cbac28ed11bb297ff43a4321b02d8d"
        },
        {
          "name": "config.xxhdpi.apk",
          "sha256": "70ac439b0523e066224871b304712d2991b2be793b5b5688dd324c12da25bd04"
        }
      ],
      "ruleset_sha256": "69544396ce47de08b97fb3d04080662e1cbb38c704bd5aa3d4b7e5489cde22e8"
    },
    "apk_sha256": "45e238550f0307e865327c3f12d495aa165bb27841d54b4374202e40ec4dfe90",
    "scan": {
      "scan_id": "1ec6e057-cd3f-46ea-a0e3-9c92390601f2",
      "scanned_at": "2026-09-29T20:02:50.030Z",
      "grade": "A",
      "score": 96
    },
    "apk_signer": {
      "scheme": "v3",
      "subject_o": "A0Soft",
      "subject_cn": "Sam Lu",
      "sha256": "018203ee4a8db99592e69fda87f2fc0da9eedc4981bef2e2015a09e90bd24544",
      "not_after": "2108-07-26T09:43:59+00:00"
    },
    "counts": {
      "critical": 0,
      "high": 0,
      "medium": 0,
      "low": 4
    },
    "findings": [
      {
        "finding_type": 2,
        "severity": "low",
        "title": "Firebase Realtime Database reference",
        "redacted_display": "https://███████████████████.firebaseio.com/███",
        "fingerprint": "53c5bbfb425859191c28a4de67efd2193f55c12d56a149f9ea5a14629d70199f",
        "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": "ad5915bf461b40321435b38c870606e1d2a7580a7349c84b1b635c70696e6154",
        "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": 37,
        "severity": "low",
        "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": 53,
        "severity": "low",
        "title": "Firebase Storage bucket reference",
        "redacted_display": "████████████",
        "fingerprint": "dfb55ee63f4f7c98a6ce1b7f6b1a3aaa090454e50ece5ec688beb50b531721f8",
        "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": 0,
      "items": []
    },
    "trackers_count": 8,
    "pii": {
      "sources": 3,
      "identifiers": [
        "Advertising ID (AAID)",
        "Android ID",
        "Device ID / IMEI"
      ],
      "destinations": 5
    },
    "sbom": {
      "component_count": 1,
      "vuln_count": 0,
      "components": [
        {
          "name": "com.squareup.okhttp3:okhttp",
          "version": "4.11.0",
          "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": 2,
          "findings": [
            {
              "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": 37,
              "key": "allow_backup",
              "title": "Application data is backup-enabled",
              "severity": "low",
              "verified": false,
              "relationship": "gap-signal",
              "cwe": [
                530,
                312
              ]
            }
          ]
        },
        {
          "control": "MASVS-STORAGE-2",
          "category": "STORAGE",
          "title": "The app prevents leakage of sensitive data.",
          "static": "partial",
          "status": "gap-detected",
          "count": 3,
          "findings": [
            {
              "finding_type": 2,
              "key": "firebase_rtdb",
              "title": "Firebase Realtime Database reference",
              "severity": "low",
              "verified": false,
              "relationship": "gap-signal",
              "cwe": [
                200,
                284
              ]
            },
            {
              "finding_type": 37,
              "key": "allow_backup",
              "title": "Application data is backup-enabled",
              "severity": "low",
              "verified": false,
              "relationship": "gap-signal",
              "cwe": [
                530,
                312
              ]
            },
            {
              "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": []
        },
        {
          "control": "MASVS-RESILIENCE-2",
          "category": "RESILIENCE",
          "title": "The app implements anti-tampering mechanisms.",
          "static": "manual",
          "status": "requires-manual-testing",
          "count": 0,
          "findings": []
        },
        {
          "control": "MASVS-RESILIENCE-3",
          "category": "RESILIENCE",
          "title": "The app implements anti-static-analysis mechanisms.",
          "static": "manual",
          "status": "requires-manual-testing",
          "count": 0,
          "findings": []
        },
        {
          "control": "MASVS-RESILIENCE-4",
          "category": "RESILIENCE",
          "title": "The app implements anti-dynamic-analysis techniques.",
          "static": "manual",
          "status": "requires-manual-testing",
          "count": 0,
          "findings": []
        },
        {
          "control": "MASVS-PRIVACY-1",
          "category": "PRIVACY",
          "title": "The app minimizes access to sensitive data and resources.",
          "static": "yes",
          "status": "no-static-findings",
          "count": 0,
          "findings": []
        },
        {
          "control": "MASVS-PRIVACY-2",
          "category": "PRIVACY",
          "title": "The app prevents identification of the user.",
          "static": "yes",
          "status": "no-static-findings",
          "count": 0,
          "findings": []
        },
        {
          "control": "MASVS-PRIVACY-3",
          "category": "PRIVACY",
          "title": "The app is transparent about data collection and usage.",
          "static": "yes",
          "status": "no-static-findings",
          "count": 0,
          "findings": []
        },
        {
          "control": "MASVS-PRIVACY-4",
          "category": "PRIVACY",
          "title": "The app offers user control over their data.",
          "static": "manual",
          "status": "requires-manual-testing",
          "count": 0,
          "findings": []
        }
      ],
      "categories": [
        {
          "category": "STORAGE",
          "controls": 2,
          "gaps": 2,
          "verified": 0,
          "manual": 0
        },
        {
          "category": "CRYPTO",
          "controls": 2,
          "gaps": 0,
          "verified": 0,
          "manual": 0
        },
        {
          "category": "AUTH",
          "controls": 3,
          "gaps": 0,
          "verified": 0,
          "manual": 3
        },
        {
          "category": "NETWORK",
          "controls": 2,
          "gaps": 0,
          "verified": 0,
          "manual": 0
        },
        {
          "category": "PLATFORM",
          "controls": 3,
          "gaps": 0,
          "verified": 0,
          "manual": 1
        },
        {
          "category": "CODE",
          "controls": 4,
          "gaps": 0,
          "verified": 0,
          "manual": 1
        },
        {
          "category": "RESILIENCE",
          "controls": 4,
          "gaps": 0,
          "verified": 0,
          "manual": 4
        },
        {
          "category": "PRIVACY",
          "controls": 4,
          "gaps": 0,
          "verified": 0,
          "manual": 1
        }
      ]
    }
  },
  "proof": {
    "alg": "ed25519",
    "key_id": "IE6LeZNX4dAAPLGr",
    "digest_sha256": "85d2bc80cc93a66d0e2c98c4bf40d25188024b64e7ec21f22ea9cdf6433cfe57",
    "signature": "d+RxmvJWnOmyC9WNk9+ff4xu/iE4bgf9p+4dcoYIREg0jOvcNPizM+/fe0LLUR0qyMYB/wq3ApH5x09lbyrsAg==",
    "public_key_pem": "-----BEGIN PUBLIC KEY-----\nMCowBQYDK2VwAyEAwH2fYdYB5nD0CQslDtG3FgafcJBoOX2OGoT80Woksrk=\n-----END PUBLIC KEY-----\n",
    "verify_url": "https://apk-scanner.com/verify"
  }
}