Cellular Triangulation, GNSS Positioning & Telematics Security
Technical whitepapers, RF propagation physics, SS7 signaling defense audits, and enterprise MDM fleet management resources.
Wi-Fi BSSID Geolocation & Indoor Fingerprinting: RSSI Signal Heatmapping vs. Pedestrian Dead Reckoning
An engineering analysis of non-GPS indoor geolocation, comparing Wi-Fi BSSID RSSI fingerprinting, Log-Distance Path Loss models, and Pedestrian Dead Reckoning sensor fusion via Extended Kalman Filters.
Read Whitepaper →Spatial EngineeringGeofencing Engine Architecture: Circular Radius vs. Polygonal Polygons via Uber H3 & S2 Spatial Indexing
An in-depth engineering blueprint for real-time mobile geofencing engines, comparing circular Haversine triggers against polygonal spatial indexing via Uber H3 and Google S2 Hilbert curves.
Read Whitepaper →Cellular PositioningContinuous Mobile Movement Tracking: Trajectory Compression, Map Matching & Activity Recognition
An engineering guide to continuous mobile location tracking, analyzing Ramer-Douglas-Peucker trajectory compression, Hidden Markov Model map matching, and motion coprocessor activity recognition.
Read Whitepaper →Cellular PositioningCommunity Danger Zone Geofencing: Polygonal Safety Perimeters & Real-Time Proximity Alerts
An engineering exploration of community danger zone geofencing, examining arbitrary polygonal boundary modeling, ray-casting point-in-polygon mechanics, AABB spatial pre-filtering, automated pedestrian route diversion, and emergency distress workflows.
Read Whitepaper →Cellular PositioningCellular SMS Telemetry: PDU Decoding, Smishing Detection & Baseband Message Pipelines
An engineering analysis of cellular SMS telemetry, examining Protocol Data Unit (PDU) 7-bit septet decoding, SMPP carrier gateways, Android SMS_RECEIVED broadcast pipelines, and real-time smishing threat detection.
Read Whitepaper →Cellular PositioningCellular Call Detail Records: Android CallLog Provider & CDR Forensics
A comprehensive forensic and engineering guide to cellular call detail records, analyzing Android CallLog.Calls schema, carrier MSC/VLR CDR generation, STIR/SHAKEN cryptographic caller verification, and anti-forensic tampering detection.
Read Whitepaper →Cellular PositioningForensic Contacts Extraction: Android contacts2.db SQLite Schema & Graph Analysis
A digital forensics investigation into the Android contacts2.db SQLite database, examining the three-tier schema, raw_contacts provenance, WAL deleted record carving, and social graph network analysis.
Read Whitepaper →Cellular PositioningMobile Web Browsing Telemetry: DNS-over-HTTPS Filtering, Local VPN Proxies & Content Safety
An architectural exploration of mobile web browsing telemetry, analyzing local loopback VPN proxies, Server Name Indication inspection, Encrypted Client Hello challenges, and DNS-over-HTTPS content safety.
Read Whitepaper →Cellular PositioningMobile Multimedia Telemetry: EXIF Geolocation Extraction, Scoped Storage & Metadata Hashing
A technical dissection of mobile multimedia file telemetry, analyzing EXIF metadata extraction, Android Scoped Storage and ACCESS_MEDIA_LOCATION gates, iOS PhotoKit PHAsset pipelines, and perceptual hashing deduplication.
Read Whitepaper →Cellular PositioningVoIP & WebRTC Call Telemetry: SIP Signaling, RTP Packet Flow & Latency Forensics
An engineering and forensic analysis of VoIP and WebRTC call telemetry, examining SIP signaling handshakes, RTP/RTCP packet flow metrics, jitter buffer dynamics, ITU-T G.107 MOS scoring, and PCAP voice stream reconstruction.
Read Whitepaper →Cellular PositioningMobile Contacts Synchronization: Architecture & CardDAV Telemetry
An architectural exploration of mobile OS address book telemetry, analyzing Android ContactsContract providers, iOS CNContactStore sandboxing, CardDAV delta-sync tokens, and enterprise MDM containerization.
Read Whitepaper →Cellular PositioningFused Location Provider Engineering: Power-Optimized Sensor Fusion & Reverse Geocoding Pipelines
An engineering deep dive into mobile location architectures, examining Android Fused Location Provider priority tiers, low-power activity recognition sensor fusion, and high-performance reverse geocoding pipelines using Nominatim and Pelias.
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