{ "capsule": { "schema": "apk-scanner.proof/v2", "issuer": "apk-scanner.com", "issued_at": "2026-10-13T20:03:41.227Z", "app": { "app_id": "live.studystream.app", "title": "StudyStream: Study Together", "version": "1.1.24" }, "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": 11048.788, "harvest": 4846.0589999999975, "detectors": 5219.246000000008 }, "bytes_total": 89052603, "bytes_scanned": 89052603, "bytes_skipped": 0, "files_processed": 1797, "coverage_version": 2, "string_encodings": [ "ascii", "utf16le" ], "signature_validation": "not_performed" }, "provenance": { "mode": "static", "artifacts": [ { "name": "base.apk", "sha256": "04451d50c8ff1a75e256157c096799a057edc9e49432df467fa6461ea53a21a7" }, { "name": "config.arm64_v8a.apk", "sha256": "1f4362d76011071c86260f476666f2beba939d9c8a00ac2249096ffeaa9ce7bd" }, { "name": "config.en.apk", "sha256": "3b01c95888ea3448c6e4cde749582a6dc5aaa3b5913505ff37d261921dd9b9b3" }, { "name": "config.es.apk", "sha256": "4af75ab1cd8fafa84898e43710dc95a21f322f034ad396ba40d29b3b45ea26ad" }, { "name": "config.xxhdpi.apk", "sha256": "0bc579ca32f17eb9b373ff6038d15edd3d6803c75cf9af0f634cbda66a189cb2" } ], "ruleset_sha256": "3bb79cc3710b0fb021feaa322578f4cffe08396a97c51b34df092b5a05891d5e" }, "apk_sha256": "04451d50c8ff1a75e256157c096799a057edc9e49432df467fa6461ea53a21a7", "scan": { "scan_id": "b56599e6-de99-4745-93b5-7e05e2d71f5b", "scanned_at": "2026-10-08T15:17:58.731Z", "grade": "A", "score": 96 }, "apk_signer": { "scheme": "v3", "subject_o": "Google Inc.", "subject_cn": "Android", "sha256": "d6bf57aa4d27c6ca07cd03b14b9e8becbdd5c89649f1a8c6a84dc96303d5c2a5", "not_after": "2053-09-29T11:56:03+00:00" }, "counts": { "critical": 0, "high": 0, "medium": 0, "low": 6 }, "findings": [ { "finding_type": 20, "severity": "low", "title": "Google API key (client-shipped; restriction unverified)", "redacted_display": "AIza•••••••• (21–40 chars, redacted)", "fingerprint": "671eb4ea45dccdc70e8d34c85bc5aae4621890e1fa1ca692fdc7bf2bf941ef69", "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": "854ff25ca3721814ae936643ea99b85cd8723a68a7ac6d11b12d5f796ba69838", "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": 80, "severity": "low", "title": "Supabase project reference", "redacted_display": "https://████████████████████.supabase.co/███", "fingerprint": "0df224fcd99e220bc9743d2281217ed40ea0278f85dbee22533fa0df48804580", "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": 80, "severity": "low", "title": "Supabase project reference", "redacted_display": "https://████████████████████.supabase.co/███", "fingerprint": "615d08fb1e9295165d2fac6bfd2f6499186404c15f1a4ce7388790c08f3f0e87", "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": 85, "severity": "low", "title": "Supabase anon key (public client key)", "redacted_display": "anon key for hmqgfyocqedkgmbxpvjh", "fingerprint": "d056bf1005d51ef746ae4f123834111be7e91fb81b0c9feed44998782ce92e34", "verified": false, "cwe": [ "CWE-798" ], "masvs": [ "MASVS-STORAGE-1" ], "remediation": "Remove the hard-coded credential from the app package, rotate/revoke it immediately, and move the secret to a backend the app calls with per-user authentication." }, { "finding_type": 85, "severity": "low", "title": "Supabase anon key (public client key)", "redacted_display": "anon key for ujdhzinyptymajcbxlgj", "fingerprint": "ed1b2a1fe9593578060426df7fbe9806d0a217af877d072c404004993780152c", "verified": false, "cwe": [ "CWE-798" ], "masvs": [ "MASVS-STORAGE-1" ], "remediation": "Remove the hard-coded credential from the app package, rotate/revoke it immediately, and move the secret to a backend the app calls with per-user authentication." } ], "live_verification": { "verified_count": 0, "items": [] }, "trackers_count": 10, "pii": { "sources": 4, "identifiers": [ "Advertising ID (AAID)", "Android ID", "Device ID / IMEI" ], "destinations": 7 }, "sbom": { "component_count": 88, "vuln_count": 0, "components": [ { "name": "androidx.activity:activity", "version": "1.13.0", "cves": [] }, { "name": "androidx.activity:activity-ktx", "version": "1.13.0", "cves": [] }, { "name": "androidx.annotation:annotation-experimental", "version": "1.4.1", "cves": [] }, { "name": "androidx.appcompat:appcompat", "version": "1.2.0", "cves": [] }, { "name": "androidx.appcompat:appcompat-resources", "version": "1.4.1", "cves": [] }, { "name": "androidx.asynclayoutinflater:asynclayoutinflater", "version": "1.0.0", "cves": [] }, { "name": "androidx.biometric:biometric", "version": "1.1.0", "cves": [] }, { "name": "androidx.browser:browser", "version": "1.9.0", "cves": [] }, { "name": "androidx.cardview:cardview", "version": "1.0.0", "cves": [] }, { "name": "androidx.compose.runtime:runtime", "version": "1.9.0", "cves": [] }, { "name": "androidx.compose.runtime:runtime-annotation", "version": "1.9.0", "cves": [] }, { "name": "androidx.compose.ui:ui-geometry", "version": "1.6.8", "cves": [] }, { "name": "androidx.compose.ui:ui-graphics", "version": "1.6.8", "cves": [] }, { "name": "androidx.compose.ui:ui-unit", "version": "1.6.8", "cves": [] }, { "name": "androidx.compose.ui:ui-util", "version": "1.6.8", "cves": [] }, { "name": "androidx.constraintlayout:constraintlayout", "version": "2.2.1", "cves": [] }, { "name": "androidx.coordinatorlayout:coordinatorlayout", "version": "1.0.0", "cves": [] }, { "name": "androidx.core:core", "version": "1.19.0", "cves": [] }, { "name": "androidx.core:core-ktx", "version": "1.19.0", "cves": [] }, { "name": "androidx.core:core-remoteviews", "version": "1.1.0", "cves": [] }, { "name": "androidx.core:core-viewtree", "version": "1.0.0", "cves": [] }, { "name": "androidx.credentials:credentials", "version": "1.6.0", "cves": [] }, { "name": "androidx.credentials:credentials-play-services-auth", "version": "1.6.0", "cves": [] }, { "name": "androidx.cursoradapter:cursoradapter", "version": "1.0.0", "cves": [] }, { "name": "androidx.customview:customview", "version": "1.1.0", "cves": [] }, { "name": "androidx.databinding:viewbinding", "version": "9.1.1", "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.exifinterface:exifinterface", "version": "1.4.2", "cves": [] }, { "name": "androidx.fragment:fragment", "version": "1.7.1", "cves": [] }, { "name": "androidx.fragment:fragment-ktx", "version": "1.7.1", "cves": [] }, { "name": "androidx.glance:glance", "version": "1.2.0", "cves": [] }, { "name": "androidx.glance:glance-appwidget", "version": "1.2.0", "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.lifecycle:lifecycle-livedata", "version": "2.10.0", "cves": [] }, { "name": "androidx.lifecycle:lifecycle-livedata-core", "version": "2.10.0", "cves": [] }, { "name": "androidx.lifecycle:lifecycle-livedata-core-ktx", "version": "2.10.0", "cves": [] }, { "name": "androidx.lifecycle:lifecycle-process", "version": "2.10.0", "cves": [] }, { "name": "androidx.lifecycle:lifecycle-runtime", "version": "2.10.0", "cves": [] }, { "name": "androidx.lifecycle:lifecycle-runtime-ktx", "version": "2.10.0", "cves": [] }, { "name": "androidx.lifecycle:lifecycle-service", "version": "2.10.0", "cves": [] }, { "name": "androidx.lifecycle:lifecycle-viewmodel", "version": "2.10.0", "cves": [] }, { "name": "androidx.lifecycle:lifecycle-viewmodel-ktx", "version": "2.10.0", "cves": [] }, { "name": "androidx.lifecycle:lifecycle-viewmodel-savedstate", "version": "2.10.0", "cves": [] }, { "name": "androidx.loader:loader", "version": "1.1.0", "cves": [] }, { "name": "androidx.localbroadcastmanager:localbroadcastmanager", "version": "1.1.0", "cves": [] }, { "name": "androidx.media:media", "version": "1.7.0", "cves": [] }, { "name": "androidx.navigationevent:navigationevent", "version": "1.0.0", "cves": [] }, { "name": "androidx.preference:preference", "version": "1.2.1", "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.profileinstaller:profileinstaller", "version": "1.4.0", "cves": [] }, { "name": "androidx.recyclerview:recyclerview", "version": "1.0.0", "cves": [] }, { "name": "androidx.room:room-runtime", "version": "2.7.0", "cves": [] }, { "name": "androidx.savedstate:savedstate", "version": "1.4.0", "cves": [] }, { "name": "androidx.savedstate:savedstate-ktx", "version": "1.4.0", "cves": [] }, { "name": "androidx.security:security-crypto", "version": "1.1.0-alpha03", "cves": [] }, { "name": "androidx.slidingpanelayout:slidingpanelayout", "version": "1.2.0", "cves": [] }, { "name": "androidx.sqlite:sqlite", "version": "2.5.0", "cves": [] }, { "name": "androidx.sqlite:sqlite-framework", "version": "2.5.0", "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": "1.2.0", "cves": [] }, { "name": "androidx.tracing:tracing-ktx", "version": "1.2.0", "cves": [] }, { "name": "androidx.transition:transition", "version": "1.4.1", "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": "1.15.0", "cves": [] }, { "name": "androidx.window.extensions.core:core", "version": "1.0.0", "cves": [] }, { "name": "androidx.window:window", "version": "1.2.0", "cves": [] }, { "name": "androidx.window:window-java", "version": "1.2.0", "cves": [] }, { "name": "androidx.work:work-runtime", "version": "2.11.2", "cves": [] }, { "name": "androidx.work:work-runtime-ktx", "version": "2.11.2", "cves": [] }, { "name": "com.google.dagger:dagger", "version": "2.57.2", "cves": [] }, { "name": "kotlinx:coroutines_android", "version": "1.11.0", "cves": [] }, { "name": "kotlinx:coroutines_core", "version": "1.11.0", "cves": [] }, { "name": "kotlinx:coroutines_guava", "version": "1.11.0", "cves": [] }, { "name": "kotlinx:coroutines_play_services", "version": "1.11.0", "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": 3, "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": 85, "key": "supabase_anon_key", "title": "Supabase anon key (public client key)", "severity": "low", "verified": false, "relationship": "gap-confirmed", "cwe": [ 798 ] }, { "finding_type": 85, "key": "supabase_anon_key", "title": "Supabase anon key (public client key)", "severity": "low", "verified": false, "relationship": "gap-confirmed", "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": 53, "key": "firebase_storage", "title": "Firebase Storage bucket reference", "severity": "low", "verified": false, "relationship": "gap-signal", "cwe": [ 200, 284 ] }, { "finding_type": 80, "key": "supabase_url", "title": "Supabase project reference", "severity": "low", "verified": false, "relationship": "gap-signal", "cwe": [ 200, 284 ] }, { "finding_type": 80, "key": "supabase_url", "title": "Supabase project 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": "2a56ef093830f4de892067a9eff83c45944f615c3e51492a06cc09f8d79dbefe", "signature": "x00wbjNdCrKdJsbFpmLev7TBqixLqWVPaFBk34P1i0mAbWth1EXy0o7UsrYWZHjA3kgJscI7vbzjlY+hY6NkBQ==", "public_key_pem": "-----BEGIN PUBLIC KEY-----\nMCowBQYDK2VwAyEAwH2fYdYB5nD0CQslDtG3FgafcJBoOX2OGoT80Woksrk=\n-----END PUBLIC KEY-----\n", "verify_url": "https://apk-scanner.com/verify" } }