{ "capsule": { "schema": "apk-scanner.proof/v2", "issuer": "apk-scanner.com", "issued_at": "2026-10-14T08:38:52.849Z", "app": { "app_id": "com.geekyouup.android.ustopwatch", "title": "Ultimate Stopwatch & Timer", "version": "8.1" }, "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": 550.307, "harvest": 131.42999999999964, "detectors": 217.98300000000063 }, "bytes_total": 2344472, "bytes_scanned": 2344472, "bytes_skipped": 0, "files_processed": 515, "coverage_version": 2, "string_encodings": [ "ascii", "utf16le" ], "signature_validation": "not_performed" }, "provenance": { "mode": "static", "artifacts": [ { "name": "base.apk", "sha256": "129cd01d90d7bff7b5f8ae510726f1b5331ed44bda20330bcf9b33f889c80f1f" }, { "name": "config.en.apk", "sha256": "07ac720ff105a340dd68d96ac21168a52c0e18165beab0d026bdfedeb88d93f2" }, { "name": "config.es.apk", "sha256": "9756ebabb3e2aab381c210cef305a045d8eb397cfad40fc4ece4cc2a80d0948b" }, { "name": "config.xxhdpi.apk", "sha256": "6e433afebfeb224811bad24b9b852b4a8f938d9910c63a5958fe5c6b2fe5a2c6" } ], "ruleset_sha256": "3bb79cc3710b0fb021feaa322578f4cffe08396a97c51b34df092b5a05891d5e" }, "apk_sha256": "129cd01d90d7bff7b5f8ae510726f1b5331ed44bda20330bcf9b33f889c80f1f", "scan": { "scan_id": "37853fd1-7deb-42da-a167-e4426b4e2bac", "scanned_at": "2026-10-06T23:21:52.001Z", "grade": "A", "score": 94 }, "apk_signer": { "scheme": "v3", "subject_o": "GeekYouUp", "subject_cn": "Richard Hyndman", "sha256": "4f46b519187da991d61f45bd02797d4da032c89204de7f0a1c9f10ce5bf73261", "not_after": "2036-04-22T11:03:29+00:00" }, "counts": { "critical": 0, "high": 0, "medium": 1, "low": 0 }, "findings": [ { "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." } ], "live_verification": { "verified_count": 0, "items": [] }, "trackers_count": 0, "pii": { "sources": 0, "identifiers": [ "Device ID / IMEI" ], "destinations": 0 }, "sbom": { "component_count": 42, "vuln_count": 0, "components": [ { "name": "androidx.activity:activity", "version": "1.8.0", "cves": [] }, { "name": "androidx.annotation:annotation-experimental", "version": "1.4.1", "cves": [] }, { "name": "androidx.appcompat:appcompat", "version": "1.7.1", "cves": [] }, { "name": "androidx.appcompat:appcompat-resources", "version": "1.7.1", "cves": [] }, { "name": "androidx.asynclayoutinflater:asynclayoutinflater", "version": "1.0.0", "cves": [] }, { "name": "androidx.cardview:cardview", "version": "1.0.0", "cves": [] }, { "name": "androidx.coordinatorlayout:coordinatorlayout", "version": "1.1.0", "cves": [] }, { "name": "androidx.core:core", "version": "1.13.0", "cves": [] }, { "name": "androidx.core:core-ktx", "version": "1.13.0", "cves": [] }, { "name": "androidx.cursoradapter:cursoradapter", "version": "1.0.0", "cves": [] }, { "name": "androidx.customview:customview", "version": "1.1.0", "cves": [] }, { "name": "androidx.documentfile:documentfile", "version": "1.0.0", "cves": [] }, { "name": "androidx.drawerlayout:drawerlayout", "version": "1.1.1", "cves": [] }, { "name": "androidx.dynamicanimation:dynamicanimation", "version": "1.1.0", "cves": [] }, { "name": "androidx.emoji2:emoji2", "version": "1.3.0", "cves": [] }, { "name": "androidx.emoji2:emoji2-views-helper", "version": "1.3.0", "cves": [] }, { "name": "androidx.fragment:fragment", "version": "1.5.4", "cves": [] }, { "name": "androidx.graphics:graphics-shapes", "version": "1.0.1", "cves": [] }, { "name": "androidx.interpolator:interpolator", "version": "1.0.0", "cves": [] }, { "name": "androidx.legacy:legacy-support-core-ui", "version": "1.0.0", "cves": [] }, { "name": "androidx.legacy:legacy-support-core-utils", "version": "1.0.0", "cves": [] }, { "name": "androidx.legacy:legacy-support-v4", "version": "1.0.0", "cves": [] }, { "name": "androidx.loader:loader", "version": "1.0.0", "cves": [] }, { "name": "androidx.localbroadcastmanager:localbroadcastmanager", "version": "1.0.0", "cves": [] }, { "name": "androidx.media:media", "version": "1.0.0", "cves": [] }, { "name": "androidx.print:print", "version": "1.0.0", "cves": [] }, { "name": "androidx.profileinstaller:profileinstaller", "version": "1.3.1", "cves": [] }, { "name": "androidx.recyclerview:recyclerview", "version": "1.2.1", "cves": [] }, { "name": "androidx.savedstate:savedstate", "version": "1.2.1", "cves": [] }, { "name": "androidx.slidingpanelayout:slidingpanelayout", "version": "1.0.0", "cves": [] }, { "name": "androidx.startup:startup-runtime", "version": "1.1.1", "cves": [] }, { "name": "androidx.swiperefreshlayout:swiperefreshlayout", "version": "1.0.0", "cves": [] }, { "name": "androidx.tracing:tracing", "version": "1.0.0", "cves": [] }, { "name": "androidx.transition:transition", "version": "1.5.0", "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.viewpager2:viewpager2", "version": "1.0.0", "cves": [] }, { "name": "androidx.viewpager:viewpager", "version": "1.0.0", "cves": [] }, { "name": "com.google.android.material:material", "version": "1.13.0", "cves": [] }, { "name": "kotlinx:coroutines_android", "version": "1.6.4", "cves": [] }, { "name": "kotlinx:coroutines_core", "version": "1.6.4", "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": "no-static-findings", "count": 0, "findings": [] }, { "control": "MASVS-STORAGE-2", "category": "STORAGE", "title": "The app prevents leakage of sensitive data.", "static": "partial", "status": "no-static-findings", "count": 0, "findings": [] }, { "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": "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": 0, "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": 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": "87fde50360f4c3e5de6865f710a3f51fbc3e4eb6cb0d460b3228c372d15b2c37", "signature": "e+1lJX52MhngWg/Z4S0L2y6VSOkaHEVLMmS07cB528xpi8skORblVob5iDQBrmBvXOfyICr+KkQmxq3XIpHtBg==", "public_key_pem": "-----BEGIN PUBLIC KEY-----\nMCowBQYDK2VwAyEAwH2fYdYB5nD0CQslDtG3FgafcJBoOX2OGoT80Woksrk=\n-----END PUBLIC KEY-----\n", "verify_url": "https://apk-scanner.com/verify" } }