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Drops: Language Learning Games
com.languagedrops.drops.international · Build 39.18
Analysis: complete. Static analysis completed for this build. A grade is not a guarantee of safety. Historical verification does not establish current reachability.
- Grade / score
- D · 40/100
- Finding categories
- 6
- Occurrences
- 14
- Scanned
- 2026-10-08T07:51:49.742Z
- Document issued
- 2026-10-14T13:30:46.228Z
- Historical verifications
- 1
Finding evidence
Open a category to review its occurrences. Printing includes all categories and occurrences.
Amazon S3 bucket reference — confirmed publicly readable · critical · 5 occurrences
Confirm the bucket/database denies anonymous read (enable auth / storage rules / RLS), then audit its contents for data already exposed while it was open.
CWE-200 · CWE-284 · MASVS-STORAGE-2
https://█████████████.s3.amazonaws.com/███· Historical verification at scan timehttp://████.amazonaws.com/███http://████.amazonaws.com/███http://██████████████████████.drops-files.com.s3-website-ap-southeast-1.amazonaws.com.languagedrops.drops.learn.learning.speak.language.thai.wordsBlitzangebottomLabelke/███http://█████████████████████.drops-files.com.s3-website-ap-southeast-1.amazonaws.com.languagedrops.drops.learn.learning.speak.language.tagalog.filipino.wordsPracticedLabelLocalizedKey.discountWelcomeTitleLocalizedKey.discountYearlyearly/███
Application data is backup-enabled · info · 1 occurrence
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.
CWE-530 · CWE-312 · MASVS-STORAGE-1 · MASVS-STORAGE-2
android:allowBackup="true"
Firebase Realtime Database reference · low · 3 occurrences
Confirm the bucket/database denies anonymous read (enable auth / storage rules / RLS), then audit its contents for data already exposed while it was open.
CWE-200 · CWE-284 · MASVS-STORAGE-2
https://███████████████.firebaseio.commitHookEffectListMountpremium/███https://████████████████.firebaseio.com/███https://██████████████.firebaseio.commitDeletionEffectsOnFiberSiennavigationStartRulesSierra/███
Google API key (client-shipped; restriction unverified) · low · 1 occurrence
Restrict the API key (application + API restrictions in Google Cloud Console); a client-shipped key is public, so restriction is the control.
CWE-798 · MASVS-STORAGE-1
AIza•••••••• (21–40 chars, redacted)
Firebase Storage bucket reference · low · 3 occurrences
Confirm the bucket/database denies anonymous read (enable auth / storage rules / RLS), then audit its contents for data already exposed while it was open.
CWE-200 · CWE-284 · MASVS-STORAGE-2
████████████████████████████████████
Sentry DSN · low · 1 occurrence
A client DSN is low-risk but confirm it is a client (not internal) DSN and cannot be abused to spoof events.
CWE-200 · MASVS-STORAGE-2
https://███████.ingest.sentry.io/███
Control coverage
Mapped static evidence does not establish a control pass. Manual assessment remains separate.
| Control | Requirement | Recorded status |
|---|---|---|
| MASVS-STORAGE-1 | The app securely stores sensitive data. | Review signal |
| MASVS-STORAGE-2 | The app prevents leakage of sensitive data. | Historical verification |
| MASVS-CRYPTO-1 | The app employs current strong cryptography and uses it according to best practices. | No static findings · not a pass |
| MASVS-CRYPTO-2 | The app performs key management according to best practices. | No static findings · not a pass |
| MASVS-AUTH-1 | The app uses secure authentication and authorization protocols. | Manual assessment |
| MASVS-AUTH-2 | The app performs local authentication securely. | Manual assessment |
| MASVS-AUTH-3 | The app secures sensitive operations with additional authentication. | Manual assessment |
| MASVS-NETWORK-1 | The app secures all network traffic according to current best practices. | No static findings · not a pass |
| MASVS-NETWORK-2 | The app verifies the identity of the remote endpoint (e.g. certificate pinning). | No static findings · not a pass |
| MASVS-PLATFORM-1 | The app uses IPC mechanisms securely. | No static findings · not a pass |
| MASVS-PLATFORM-2 | The app uses WebViews securely. | No static findings · not a pass |
| MASVS-PLATFORM-3 | The app uses the user interface securely. | Manual assessment |
| MASVS-CODE-1 | The app requires an up-to-date platform version. | No static findings · not a pass |
| MASVS-CODE-2 | The app has a mechanism for enforcing updates. | Manual assessment |
| MASVS-CODE-3 | The app only uses software components without known vulnerabilities. | No static findings · not a pass |
| MASVS-CODE-4 | The app validates and sanitizes all untrusted inputs and follows secure-coding practice. | No static findings · not a pass |
| MASVS-RESILIENCE-1 | The app validates the integrity of the platform. | Manual assessment |
| MASVS-RESILIENCE-2 | The app implements anti-tampering mechanisms. | Manual assessment |
| MASVS-RESILIENCE-3 | The app implements anti-static-analysis mechanisms. | Manual assessment |
| MASVS-RESILIENCE-4 | The app implements anti-dynamic-analysis techniques. | Manual assessment |
| MASVS-PRIVACY-1 | The app minimizes access to sensitive data and resources. | No static findings · not a pass |
| MASVS-PRIVACY-2 | The app prevents identification of the user. | No static findings · not a pass |
| MASVS-PRIVACY-3 | The app is transparent about data collection and usage. | No static findings · not a pass |
| MASVS-PRIVACY-4 | The app offers user control over their data. | Manual assessment |
Build identity and signature
- Scan ID
- 4b1a7d95-73f1-44b2-9b59-da0c5804ca80
- APK SHA-256
f450bd230ea2acda60a16f6d864a4f64bcb02ad6543a8e2c4702815de5cdaa8a- Capsule SHA-256
43b4f3169f83acf8ae2018f9e617026cc99f6d1c0e4847797b921016c6b793d0- Signing key
- IE6LeZNX4dAAPLGr
Verify the signed JSON at apk-scanner.com/verify. This printed view is a presentation of the signed record; the JSON is the verification artifact.