Companies are profiling you from your smartphone use – how to stop them
What Happened — Marketing and advertising firms are aggregating granular data from everyday smartphone interactions—location, app usage, purchase history, device identifiers—to build “shadow profiles” that can be sold or shared without explicit user consent. The practice is widespread across consumer‑facing apps and web services.
Why It Matters for Compliance & Audit Readiness
- SOC 2 CC5 (Privacy) requires documented consent mechanisms and evidence that personal data is processed only for authorized purposes.
- GDPR/CCPA‑aligned programs need a defensible record of how consent is obtained, how data subjects can exercise DSARs, and how data flows are mapped.
- Continuous‑compliance platforms can capture consent‑log evidence and automate DSAR handling, providing audit‑ready proof that privacy controls are in place.
Who Is Affected — Consumer‑focused technology providers, retail/e‑commerce platforms, mobile‑app developers, and any organization that collects or processes smartphone‑derived personal data.
Recommended Actions
- Conduct a privacy impact assessment (PIA) to inventory all smartphone‑derived data points you collect.
- Deploy a consent‑management solution that captures granular opt‑in/opt‑out choices and logs them for audit.
- Establish a DSAR process with measurable SLAs and retain request logs as SOC 2 evidence.
- Map these controls to SOC 2 CC5 requirements and integrate continuous monitoring to flag any undocumented data collection.
Source: ZDNet Security – Companies are profiling you from your smartphone use – how to stop them
Technical Notes — Data is harvested via app SDKs, web cookies, device identifiers (IMEI, advertising ID), location services, and passive network telemetry. No specific vulnerability or CVE is cited; the risk stems from business practices that bypass explicit consent.