WhoFi: Unique 'fingerprint' based on Wi-Fi interactions
ROME, ITALY, JUL 22 – WhoFi achieves up to 95.5% accuracy in identifying individuals by analyzing unique biometric distortions in Wi-Fi signals, enabling tracking without requiring devices on persons.
- Recently, researchers introduced WhoFi at La Sapienza University of Rome, Italy, claiming it re-identifies individuals across locations by analyzing Wi-Fi signal distortions even if they aren’t carrying a phone.
- Following the IEEE 802.11bf approval in 2020, the Wi-Fi Alliance promoted sensing capabilities, as EyeFi technique achieved about 75% accuracy in 2020.
- Through CSI analysis, signal distortions contain biometric data, as said by authors, demonstrating Wi-Fi sensing's potential for accurate person identification.
- Beyond security, Wi-Fi-based identification systems can potentially track private residences and personal movements, raising privacy concerns.
- The team envisions deploying the system beyond lab walls, indicating significant implications given Wi-Fi’s ubiquity in public and private spaces.
11 Articles
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WhoFi is a new technology that has the ability to track people via WiFi. It is more accurate and detects where each person is located as if it were a radar.
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