1. Wu K, Lagesse B (2020) Detecting hidden webcams with the delay-tolerant similarity of simultaneous observation. Pervasive Mob Comput 65:101154
2. Gayathri N, Sivasakthi T (2016) Presence of active mobile phones and hidden camera detection. Int J Comput Commun Inform Syst India 8(1):01–07
3. Meghana S, Magrabi SAR Detection of hidden spy cams in the public/private areas using IoT based mobile application
4. Karthikeyan R, Sasirekha K (2018) Identification of hidden camera using mobile RF signal. Int J Pure Appl Math 119(16):1915–1918
5. Pragna BR et al (2018) Women safety devices and applications. Int J Eng Res Technol 7(07):2395–2456