# LightLock: User Identification System Using Light Intensity Readings on Smartphones

> Research article (IEEE Sensors Journal, 2019) · cited 12× · AI/ML

**Wikidata**: [openalex:W2989514502](https://www.wikidata.org/wiki/openalex:W2989514502)  
**Source**: https://4ort.xyz/entity/lightlock-user-identification-system-using-light-intensity-readings-on-smartphones