{
  "capsule": {
    "schema": "apk-scanner.proof/v2",
    "issuer": "apk-scanner.com",
    "issued_at": "2026-10-14T03:29:35.853Z",
    "app": {
      "app_id": "com.vkontakte.android",
      "title": "VK: music, video, messenger",
      "version": "8.193"
    },
    "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": 57125.879,
        "harvest": 14362.790000000003,
        "detectors": 36247.44199999979
      },
      "bytes_total": 272936136,
      "bytes_scanned": 272936136,
      "bytes_skipped": 0,
      "files_processed": 15674,
      "coverage_version": 2,
      "string_encodings": [
        "ascii",
        "utf16le"
      ],
      "signature_validation": "not_performed"
    },
    "provenance": {
      "mode": "static",
      "artifacts": [
        {
          "name": "base.apk",
          "sha256": "7dcf666d3a131846b25627e4736b21e9ba881b2e1e9c25e86c16321fe0ee8e62"
        },
        {
          "name": "config.arm64_v8a.apk",
          "sha256": "b3a6e182a5a085f79b9bd7f4051ee8307788486373afdec8bd9d981f8df9a95b"
        },
        {
          "name": "config.en.apk",
          "sha256": "2f2712a13a77f459f697acdc7423db0066123d0e49784b1cb94c604d39767e85"
        },
        {
          "name": "config.xxhdpi.apk",
          "sha256": "ecd905bb7fcb4f809e9a22c8a608f65493f53e09cc9a19f6790c8430ffbb1a9f"
        }
      ],
      "ruleset_sha256": "3bb79cc3710b0fb021feaa322578f4cffe08396a97c51b34df092b5a05891d5e"
    },
    "apk_sha256": "7dcf666d3a131846b25627e4736b21e9ba881b2e1e9c25e86c16321fe0ee8e62",
    "scan": {
      "scan_id": "355b0a7f-ed94-4cad-9336-11b5ad053254",
      "scanned_at": "2026-10-10T09:37:35.991Z",
      "grade": "B",
      "score": 83
    },
    "apk_signer": {
      "scheme": "v3",
      "subject_o": "VKontakte",
      "subject_cn": null,
      "sha256": "057d974412032066f1b5edb1fdb550f71854189815c806b27c4d486fb4f1ef32",
      "not_after": "3010-10-07T16:08:14+00:00"
    },
    "counts": {
      "critical": 0,
      "high": 0,
      "medium": 2,
      "low": 7,
      "info": 1
    },
    "findings": [
      {
        "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": "089ec39e19e49720440cca1e1a4df194a411d38c845fcb9163a1b0f46028cef5",
        "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": "2f4d93c397dea259455563e7394241d27f37ca22226007a419617815b5f38b4e",
        "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": "9a12f8d280969b3d70873c1755bc22aa402e11fc341bc8d0c1340454a7ae5c7a",
        "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": "20301236f2412e6e42f423c98729548478e63c8ae6e5bf5edc75d14c9638eaa6",
        "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": 35,
        "severity": "low",
        "title": "Exported content provider without permission (third-party library artifact, shared across 4 unrelated developers)",
        "redacted_display": "VkpnsDeviceIdContentProvider (exported, no permission)",
        "fingerprint": "f143d87f22e1204bc21f181dfc495b09a6346f3cc6c7d5e297eac4dc95a897f6",
        "verified": false,
        "cwe": [
          "CWE-926",
          "CWE-284"
        ],
        "masvs": [
          "MASVS-PLATFORM-1"
        ],
        "remediation": "Set android:exported=false, or require a signature-level android:permission, and scope grantUriPermissions narrowly."
      },
      {
        "finding_type": 53,
        "severity": "low",
        "title": "Firebase Storage bucket reference",
        "redacted_display": "████████████",
        "fingerprint": "d210847bf876bc1feb941b92d15e97f4998f5f5c96a9227188ffc70a92a9b969",
        "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": 77,
        "severity": "low",
        "title": "Data Safety label omits Calendar",
        "redacted_display": "app can access calendar (Calendar); not in the declaration",
        "fingerprint": "2a94ef25c6a64a2fcc33bcb8d2ada6376b418ddfa745771aa213e568d5afb277",
        "verified": false,
        "cwe": [
          "CWE-359"
        ],
        "masvs": [
          "MASVS-PRIVACY-3"
        ],
        "remediation": "Update the Play Data Safety form to declare the observed data category, or remove the capability if the data is not actually collected."
      },
      {
        "finding_type": 57,
        "severity": "medium",
        "title": "Short signing key (RSA 1024-bit)",
        "redacted_display": "RSA-1024",
        "fingerprint": "eff7d2f7607ae274d531546d1e828faf234bca919325efac0bbe80b2f250d041",
        "verified": false,
        "cwe": [
          "CWE-326"
        ],
        "masvs": [
          "MASVS-CRYPTO-1"
        ],
        "remediation": "Use an RSA key of at least 2048 bits or an EC P-256 key for signing."
      },
      {
        "finding_type": 62,
        "severity": "medium",
        "title": "com.squareup.okhttp3:okhttp 3.12.13 — CVE-2021-0341",
        "redacted_display": "CVE-2021-0341 (fixed in 4.9.2)",
        "fingerprint": "b35496237e28b68c8e0d69cddebe93abcbdeb329cec963569542cc48edb144a4",
        "verified": false,
        "cwe": [
          "CWE-937",
          "CWE-1104"
        ],
        "masvs": [
          "MASVS-CODE-3"
        ],
        "remediation": "Confirm the bundled version, then upgrade the dependency to a patched release; track third-party components in an SBOM."
      }
    ],
    "live_verification": {
      "verified_count": 0,
      "items": []
    },
    "trackers_count": 16,
    "pii": {
      "sources": 16,
      "identifiers": [
        "Advertising ID (AAID)",
        "Android ID",
        "Device ID / IMEI",
        "Subscriber ID (IMSI)",
        "SIM serial"
      ],
      "destinations": 13
    },
    "sbom": {
      "component_count": 1,
      "vuln_count": 1,
      "components": [
        {
          "name": "com.squareup.okhttp3:okhttp",
          "version": "3.12.13",
          "cves": [
            "CVE-2021-0341"
          ]
        }
      ]
    },
    "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": 4,
          "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
              ]
            },
            {
              "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": "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": 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
              ]
            }
          ]
        },
        {
          "control": "MASVS-CRYPTO-1",
          "category": "CRYPTO",
          "title": "The app employs current strong cryptography and uses it according to best practices.",
          "static": "partial",
          "status": "gap-detected",
          "count": 1,
          "findings": [
            {
              "finding_type": 57,
              "key": "short_key",
              "title": "Short signing key (RSA 1024-bit)",
              "severity": "medium",
              "verified": false,
              "relationship": "gap-confirmed",
              "cwe": [
                326
              ]
            }
          ]
        },
        {
          "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": "gap-detected",
          "count": 1,
          "findings": [
            {
              "finding_type": 35,
              "key": "exported_provider",
              "title": "Exported content provider without permission (third-party library artifact, shared across 4 unrelated developers)",
              "severity": "low",
              "verified": false,
              "relationship": "gap-confirmed",
              "cwe": [
                926,
                284
              ]
            }
          ]
        },
        {
          "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": "gap-detected",
          "count": 1,
          "findings": [
            {
              "finding_type": 62,
              "key": "sbom_cve",
              "title": "com.squareup.okhttp3:okhttp 3.12.13 — CVE-2021-0341",
              "severity": "medium",
              "verified": false,
              "relationship": "gap-signal",
              "cwe": [
                937,
                1104
              ]
            }
          ]
        },
        {
          "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": "gap-detected",
          "count": 1,
          "findings": [
            {
              "finding_type": 77,
              "key": "ds_underdeclare",
              "title": "Data Safety label omits Calendar",
              "severity": "low",
              "verified": false,
              "relationship": "gap-signal",
              "cwe": [
                359
              ]
            }
          ]
        },
        {
          "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": 1,
          "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": 1,
          "verified": 0,
          "manual": 1
        },
        {
          "category": "CODE",
          "controls": 4,
          "gaps": 1,
          "verified": 0,
          "manual": 1
        },
        {
          "category": "RESILIENCE",
          "controls": 4,
          "gaps": 0,
          "verified": 0,
          "manual": 4
        },
        {
          "category": "PRIVACY",
          "controls": 4,
          "gaps": 1,
          "verified": 0,
          "manual": 1
        }
      ]
    }
  },
  "proof": {
    "alg": "ed25519",
    "key_id": "IE6LeZNX4dAAPLGr",
    "digest_sha256": "cabf0208cb7fe22923e331420c71c0b8dd8bc9caeb82767f230e3b8143ce584e",
    "signature": "jwxublpSEBPC0a6zkWtNOHE34EdRfFIFRxXNve5hRlFpXzBCKdEg0L/AyVWnx62RdY726b/oiH7w50+K0YylBA==",
    "public_key_pem": "-----BEGIN PUBLIC KEY-----\nMCowBQYDK2VwAyEAwH2fYdYB5nD0CQslDtG3FgafcJBoOX2OGoT80Woksrk=\n-----END PUBLIC KEY-----\n",
    "verify_url": "https://apk-scanner.com/verify"
  }
}