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Bolt: Request a Ride

Bolt Technology · Build CA.226.0

ee.mtakso.client
Static analysis completeScanned 2026-09-30 09:27 UTC

Static checks identify review items, not a guarantee of safety.

Overview

Review needed

1 high or critical finding category to review

Bolt: Request a Ride (ee.mtakso.client) scored grade F, 33 out of 100, in a static scan of version CA.226.0 on 2026-09-30. It has 1 high or critical finding among 8 finding categories across 11 occurrences. One finding was confirmed live: an anonymous request reached a backend the app references and it answered without authentication. No credential was used and no stored data was read. 11 tracking SDKs are present in the package, which describes what ships, not what runs or what it sends. This is static analysis of a single build: it does not observe the app running and does not establish that any data is exposed.

Finding categories811 occurrences
High / critical1Category count
Tracking SDKs11Presence, not observed traffic
Assessment score33 / 100Grade F

Start with these findings

criticalAmazon S3 bucket reference — confirmed publicly readable1 occurrence

Interpretation & review guidance

A reference to an Amazon S3 bucket. Using cloud storage is normal — the risk exists only if the bucket allows anonymous listing/read, which requires a separate authorized assessment.

Evidence
1 recorded occurrence in the analyzed APK. These are distinct stored findings, not a count of every source match.
Verification
1 historically verified occurrence at the recorded scan time. Current reachability is not established.
mediumShort signing key (RSA 1024-bit)1 occurrence

Interpretation & review guidance

The signing key is shorter than the modern 2048-bit RSA minimum. Short keys are cryptographically weaker; a release should re-key to at least RSA-2048 (or an EC key).

Evidence
1 recorded occurrence in the analyzed APK. These are distinct stored findings, not a count of every source match.
Verification
Static detection; current reachability is not established.
lowBackground location access with advertising SDKs present1 occurrence

Interpretation & review guidance

The app can access location in the background (even when closed) and also ships advertising/attribution SDKs. Background location is a heightened-scrutiny area for Google Play and privacy regulators; confirm it is essential and disclosed, and that location isn't shared with ad networks.

Evidence
1 recorded occurrence in the analyzed APK. These are distinct stored findings, not a count of every source match.
Verification
Static detection; current reachability is not established.
View all 8 categories

Privacy

36 requested permissions · 6 flagged high-risk classes.

Review privacy signals →

Build & components

107 components recorded. Certificate parsing does not validate APK signature integrity.

Inspect build evidence →

Findings

8 categories · 11 occurrences. Severity totals describe categories. Expand a finding for interpretation and review guidance.

criticalAmazon S3 bucket reference — confirmed publicly readable1 occurrence

Interpretation & review guidance

A reference to an Amazon S3 bucket. Using cloud storage is normal — the risk exists only if the bucket allows anonymous listing/read, which requires a separate authorized assessment.

Evidence
1 recorded occurrence in the analyzed APK. These are distinct stored findings, not a count of every source match.
Verification
1 historically verified occurrence at the recorded scan time. Current reachability is not established.

Evidence preview

Evidence type
Static string match
Representative location
classes11.dex
Recorded match
Pattern recorded; identifying value redacted.
Detector rule
s3_bucket_url
Recorded file locations
  • classes11.dex

1 recorded findings have inspectable metadata. Duplicate matches may share a representative location.

Review whether this belongs to intended app functionality or a bundled library. A static match does not establish runtime impact.

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mediumShort signing key (RSA 1024-bit)1 occurrence

Interpretation & review guidance

The signing key is shorter than the modern 2048-bit RSA minimum. Short keys are cryptographically weaker; a release should re-key to at least RSA-2048 (or an EC key).

Evidence
1 recorded occurrence in the analyzed APK. These are distinct stored findings, not a count of every source match.
Verification
Static detection; current reachability is not established.

Evidence preview

Evidence type
Signing metadata
Representative location
META-INF/signing:key
Recorded match
RSA-1024
Detector rule
signing
Recorded file locations
  • META-INF/signing:key

1 recorded findings have inspectable metadata. Duplicate matches may share a representative location.

Review whether this belongs to intended app functionality or a bundled library. A static match does not establish runtime impact.

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lowBackground location access with advertising SDKs present1 occurrence

Interpretation & review guidance

The app can access location in the background (even when closed) and also ships advertising/attribution SDKs. Background location is a heightened-scrutiny area for Google Play and privacy regulators; confirm it is essential and disclosed, and that location isn't shared with ad networks.

Evidence
1 recorded occurrence in the analyzed APK. These are distinct stored findings, not a count of every source match.
Verification
Static detection; current reachability is not established.

Evidence preview

Evidence type
Static privacy indicators
Representative location
pii:bgloc
Recorded match
background location + ad SDKs
Detector rule
pii
Recorded file locations
  • pii:bgloc

1 recorded findings have inspectable metadata. Duplicate matches may share a representative location.

Review whether this belongs to intended app functionality or a bundled library. A static match does not establish runtime impact.

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lowExported content provider without permission (third-party library artifact, shared across 401 unrelated developers)1 occurrence

Interpretation & review guidance

An exported content provider declares no permission. Other apps on the device may reach it — verify it enforces access control internally; this flags the attack surface, not a confirmed leak.

Evidence
1 recorded occurrence in the analyzed APK. These are distinct stored findings, not a count of every source match.
Verification
Static detection; current reachability is not established.

Evidence preview

Evidence type
Parsed app configuration
Representative location
AndroidManifest.xml:com.facebook.FacebookContentProvider
Recorded match
FacebookContentProvider (exported, no permission)
Detector rule
manifest
Recorded file locations
  • AndroidManifest.xml:com.facebook.FacebookContentProvider

1 recorded findings have inspectable metadata. Duplicate matches may share a representative location.

Review whether this belongs to intended app functionality or a bundled library. A static match does not establish runtime impact.

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lowFirebase Realtime Database reference1 occurrence

Interpretation & review guidance

A Firebase Realtime Database URL. Nearly every app that uses Firebase ships one. It's only an exposure if the database rules are world-readable — that's what live verification checks.

Evidence
1 recorded occurrence in the analyzed APK. These are distinct stored findings, not a count of every source match.
Verification
Static detection; current reachability is not established.

Evidence preview

Evidence type
Static string match
Representative location
resources.arsc
Recorded match
Pattern recorded; identifying value redacted.
Detector rule
firebase_db
Recorded file locations
  • resources.arsc

1 recorded findings have inspectable metadata. Duplicate matches may share a representative location.

Review whether this belongs to intended app functionality or a bundled library. A static match does not establish runtime impact.

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lowFirebase Storage bucket reference3 occurrences

Interpretation & review guidance

A Firebase Cloud Storage bucket reference (the default <project>.appspot.com). Storing user files here is normal — it's only an exposure if the Storage security rules allow public read/list, which live verification tests.

Evidence
3 recorded occurrences in the analyzed APK. These are distinct stored findings, not a count of every source match.
Verification
Static detection; current reachability is not established.

Evidence preview

Evidence type
Static string match
Representative location
resources.arsc
Recorded match
Pattern recorded; identifying value redacted.
Detector rule
firebase_storage_bucket
Recorded file locations
  • resources.arsc

3 recorded findings have inspectable metadata. Duplicate matches may share a representative location.

Review whether this belongs to intended app functionality or a bundled library. A static match does not establish runtime impact.

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lowGoogle API key (client-shipped; restriction unverified)2 occurrences

Interpretation & review guidance

Android apps are designed to ship Google API keys in the client; Google restricts them by app signing certificate + enabled API. This is only a problem if the key is left unrestricted — presence alone is expected, not an exposure.

Evidence
2 recorded occurrences in the analyzed APK. These are distinct stored findings, not a count of every source match.
Verification
Static detection; current reachability is not established.

Evidence preview

Evidence type
Static string match
Representative location
resources.arsc
Recorded match
AIza•••••••• (21–40 chars, redacted)
Detector rule
google_api_key
Recorded file locations
  • resources.arsc

2 recorded findings have inspectable metadata. Duplicate matches may share a representative location.

Review whether this belongs to intended app functionality or a bundled library. A static match does not establish runtime impact.

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lowPrivate key material (third-party library artifact, shared across 63 unrelated developers)1 occurrence

Interpretation & review guidance

A complete PEM private-key block is embedded in the app. This is a real finding worth review — but it is often a bundled library test/sample key rather than a production secret, so we flag it high and leave confirmation to you (a bare header alone no longer triggers it).

Evidence
1 recorded occurrence in the analyzed APK. These are distinct stored findings, not a count of every source match.
Verification
Static detection; current reachability is not established.

Evidence preview

Evidence type
Static string match
Representative location
classes5.dex
Recorded match
Pattern recorded; identifying value redacted.
Detector rule
private_key
Recorded file locations
  • classes5.dex

1 recorded findings have inspectable metadata. Duplicate matches may share a representative location.

Review whether this belongs to intended app functionality or a bundled library. A static match does not establish runtime impact.

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Privacy signals

Capabilities and bundled software do not prove that data was collected or transmitted.

Requested permissions36
Flagged high-risk classes6
Detected SDKs11

Background location Precise location Approx. location Camera Microphone Calendar

Requested permission inventory (36)
  • BIND_GET_INSTALL_REFERRER_SERVICE
  • android.permission.ACCESS_BACKGROUND_LOCATION
  • android.permission.ACCESS_COARSE_LOCATION
  • android.permission.ACCESS_FINE_LOCATION
  • android.permission.ACCESS_NETWORK_STATE
  • android.permission.ACCESS_WIFI_STATE
  • android.permission.BLUETOOTH_ADVERTISE
  • android.permission.BLUETOOTH_CONNECT
  • android.permission.BLUETOOTH_SCAN
  • android.permission.CAMERA
  • android.permission.FOREGROUND_SERVICE
  • android.permission.FOREGROUND_SERVICE_LOCATION
  • android.permission.FOREGROUND_SERVICE_MICROPHONE
  • android.permission.FOREGROUND_SERVICE_PHONE_CALL
  • android.permission.GET_PACKAGE_SIZE
  • android.permission.INTERNET
  • android.permission.MANAGE_OWN_CALLS
  • android.permission.MODIFY_AUDIO_SETTINGS
  • android.permission.NFC
  • android.permission.POST_NOTIFICATIONS
  • android.permission.POST_PROMOTED_NOTIFICATIONS
  • android.permission.READ_CALENDAR
  • android.permission.RECEIVE_BOOT_COMPLETED
  • android.permission.RECORD_AUDIO
  • android.permission.USE_BIOMETRIC
  • android.permission.USE_FINGERPRINT
  • android.permission.USE_FULL_SCREEN_INTENT
  • android.permission.VIBRATE
  • android.permission.WAKE_LOCK
  • android.permission.WRITE_CALENDAR
  • com.android.vending.CHECK_LICENSE
  • com.google.android.c2dm.permission.RECEIVE
  • com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE
  • com.google.android.gms.permission.AD_ID
  • com.google.android.providers.gsf.permission.READ_GSERVICES
  • ee.mtakso.client.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

Data collection & flow (privacy signal, not part of the grade)

Data the app can access
Calendar
CalendarCalendar (write)
Camera
Camera
Location
Background locationApproximate locationPrecise location
Microphone
Microphone
Persistent identifiers (referenced in code)
Advertising ID (AAID)Android IDDevice ID / IMEISIM serialHardware MAC address
Where it can go
Third parties present (8)
Google AdMobBraze (Appboy)Google Analytics for FirebaseGoogle Firebase AnalyticsGoogle Tag ManagerMeta / Facebook SDKMixpanelSingular
  • Background location, Approximate location, Precise location requested while 2 ad/attribution SDK(s) are present (Google AdMob, Singular) — location commonly feeds ad targeting.
  • Persistent-identifier APIs referenced in code (Advertising ID (AAID), Android ID, Device ID / IMEI +2 more) with 8 analytics/ad SDK(s) present — the mechanism used for cross-app profiling.
  • Calendar, Camera, Microphone data requested with third-party analytics/ad SDKs present.

This maps what the app can access (permissions it requests, identifier APIs its code references) to the third parties bundled in it. It reflects capability and SDK presence — not proof that a specific value was transmitted.

Data Safety comparison not recorded.

Trackers & SDKs (11 detected · privacy signal, not part of the grade)

Advertising
Google AdMob
Analytics
Braze (Appboy)Google Analytics for FirebaseGoogle Firebase AnalyticsGoogle Tag ManagerMeta / Facebook SDKMixpanel
Attribution
Singular
Consent
IAB TCF
Crash reporting
Google CrashlyticsSentry

Build & components

Scanned build CA.226.0. Store metadata may describe a newer release.

APK SHA-2564ed73299f3d4ca904bfc166d50c98e53536ac54e3f3364437ccdd7774e01eec5

Signing certificate (who signed this build — factual, not part of the grade)

Signer
Mtakso OÜ self-signed
Scheme
V3V2
Key
RSA 1024-bit
Algorithm
sha1WithRSA
Validity
2013-06-25 → 2038-06-19
Cert SHA-256
a7:5c:63:72:a0:b6:7d:b0:16:86:b4:7d:f6:8c:91:51:6e:e1:62:29:ee:c4:c0:c6:7d:35:5e:32:20:7c:66:17

The certificate fingerprint identifies the parsed signing certificate. Knowing this public fingerprint does not establish ownership or validate the APK signature.

Signature integrity: not established by certificate parsing.

Component inventory

107 components. Advisory matching covers a curated set; no match is not proof that a component is vulnerability-free.

Bundled components and recorded advisory matches
ComponentVersionAdvisory matches
androidx.activity:activity1.8.0None recorded
androidx.activity:activity-ktx1.8.0None recorded
androidx.annotation:annotation-experimental1.4.1None recorded
androidx.appcompat:appcompat1.7.1None recorded
androidx.appcompat:appcompat-resources1.7.1None recorded
androidx.asynclayoutinflater:asynclayoutinflater1.0.0None recorded
androidx.autofill:autofill1.0.0None recorded
androidx.biometric:biometric1.1.0None recorded
androidx.browser:browser1.8.0None recorded
androidx.camera:camera-camera21.4.2None recorded
androidx.camera:camera-core1.4.2None recorded
androidx.camera:camera-lifecycle1.4.2None recorded
androidx.camera:camera-video1.4.2None recorded
androidx.camera:camera-view1.4.2None recorded
androidx.cardview:cardview1.0.0None recorded
androidx.compose.runtime:runtime1.9.0None recorded
androidx.compose.runtime:runtime-annotation1.9.0None recorded
androidx.compose.runtime:runtime-saveable1.9.0None recorded
androidx.compose.ui:ui1.7.7None recorded
androidx.compose.ui:ui-geometry1.7.7None recorded
androidx.compose.ui:ui-graphics1.7.7None recorded
androidx.compose.ui:ui-text1.7.7None recorded
androidx.compose.ui:ui-unit1.7.7None recorded
androidx.compose.ui:ui-util1.7.7None recorded
androidx.constraintlayout:constraintlayout2.2.1None recorded
androidx.coordinatorlayout:coordinatorlayout1.2.0None recorded
androidx.core:core1.17.0None recorded
androidx.core:core-ktx1.17.0None recorded
androidx.core:core-viewtree1.0.0None recorded
androidx.credentials:credentials1.3.0None recorded
androidx.credentials:credentials-play-services-auth1.3.0None recorded
androidx.cursoradapter:cursoradapter1.0.0None recorded
androidx.customview:customview1.1.0None recorded
androidx.customview:customview-poolingcontainer1.0.0None recorded
androidx.databinding:baseAdapters8.13.2None recorded
androidx.databinding:databindingKtx8.13.2None recorded
androidx.databinding:library8.13.2None recorded
androidx.databinding:viewbinding8.13.2None recorded
androidx.datastore:datastore1.1.7None recorded
androidx.datastore:datastore-core1.1.7None recorded
androidx.datastore:datastore-preferences1.1.7None recorded
androidx.datastore:datastore-preferences-core1.1.7None recorded
androidx.documentfile:documentfile1.0.0None recorded
androidx.dynamicanimation:dynamicanimation1.1.0None recorded
androidx.emoji2:emoji21.5.0None recorded
androidx.emoji2:emoji2-views1.5.0None recorded
androidx.emoji2:emoji2-views-helper1.5.0None recorded
androidx.exifinterface:exifinterface1.4.2None recorded
androidx.fragment:fragment1.5.7None recorded
androidx.graphics:graphics-path1.0.1None recorded
androidx.graphics:graphics-shapes1.0.1None recorded
androidx.interpolator:interpolator1.0.0None recorded
androidx.legacy:legacy-support-core-ui1.0.0None recorded
androidx.legacy:legacy-support-core-utils1.0.0None recorded
androidx.legacy:legacy-support-v41.0.0None recorded
androidx.lifecycle:lifecycle-livedata2.9.4None recorded
androidx.lifecycle:lifecycle-livedata-core2.9.4None recorded
androidx.lifecycle:lifecycle-livedata-core-ktx2.9.4None recorded
androidx.lifecycle:lifecycle-livedata-ktx2.9.4None recorded
androidx.lifecycle:lifecycle-process2.9.4None recorded
androidx.lifecycle:lifecycle-runtime2.9.4None recorded
androidx.lifecycle:lifecycle-runtime-compose2.9.4None recorded
androidx.lifecycle:lifecycle-runtime-ktx2.9.4None recorded
androidx.lifecycle:lifecycle-service2.9.4None recorded
androidx.lifecycle:lifecycle-viewmodel2.5.0None recorded
androidx.lifecycle:lifecycle-viewmodel-ktx2.5.0None recorded
androidx.lifecycle:lifecycle-viewmodel-savedstate2.5.0None recorded
androidx.loader:loader1.1.0None recorded
androidx.localbroadcastmanager:localbroadcastmanager1.0.0None recorded
androidx.media:media1.0.0None recorded
androidx.metrics:metrics-performance1.0.0None recorded
androidx.print:print1.0.0None recorded
androidx.privacysandbox.ads:ads-adservices1.1.0-beta11None recorded
androidx.privacysandbox.ads:ads-adservices-java1.1.0-beta11None recorded
androidx.profileinstaller:profileinstaller1.4.0None recorded
androidx.recyclerview:recyclerview1.3.2None recorded
androidx.room:room-ktx2.7.2None recorded
androidx.room:room-runtime2.7.2None recorded
androidx.room:room-rxjava22.7.2None recorded
androidx.savedstate:savedstate1.3.0None recorded
androidx.savedstate:savedstate-compose1.3.0None recorded
androidx.savedstate:savedstate-ktx1.3.0None recorded
androidx.slidingpanelayout:slidingpanelayout1.0.0None recorded
androidx.sqlite:sqlite2.5.1None recorded
androidx.sqlite:sqlite-framework2.5.1None recorded
androidx.startup:startup-runtime1.1.1None recorded
androidx.swiperefreshlayout:swiperefreshlayout1.1.0None recorded
androidx.tracing:tracing1.2.0None recorded
androidx.tracing:tracing-ktx1.2.0None recorded
androidx.transition:transition1.5.1None recorded
androidx.vectordrawable:vectordrawable1.1.0None recorded
androidx.vectordrawable:vectordrawable-animated1.1.0None recorded
androidx.versionedparcelable:versionedparcelable1.1.1None recorded
androidx.viewpager2:viewpager21.1.0None recorded
androidx.viewpager:viewpager1.0.0None recorded
androidx.webkit:webkit1.4.0None recorded
androidx.work:work-runtime2.10.0None recorded
androidx.work:work-runtime-ktx2.10.0None recorded
com.google.android.material:material1.13.0None recorded
com.google.dagger:dagger2.60.1None recorded
com.squareup.okhttp3:okhttp4.12.0None recorded
kotlinx:coroutines_android1.8.0None recorded
kotlinx:coroutines_core1.8.0None recorded
kotlinx:coroutines_play_services1.8.0None recorded
kotlinx:coroutines_reactive1.8.0None recorded
kotlinx:coroutines_rx21.8.0None recorded
kotlinx:coroutines_slf4j1.8.0None recorded
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About this app · store information

About this app

Bolt is a ride-hailing app for requesting fast, safe, and affordable transport

Content ratingEveryone
Download size143.8 MB
Privacy policyPublished →
Developer sitebolt.eu/

Screenshots

App screenshotApp screenshotApp screenshotApp screenshotApp screenshotApp screenshotApp screenshot

Scan history

Each row is an observed scan. Gaps between scans do not establish how long a finding existed.

Scanned (UTC)BuildScoreGrade
2026-09-30 09:27 UTCCA.226.033F
2026-09-22 07:16 UTCCA.225.080B
2026-09-11 21:11 UTCCA.223.080B
2026-09-04 14:55 UTCCA.223.09F

View changes between the last two scans →

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apk-scanner.com exposure grade
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