Yes, some security researchers at Johns Hopkins found an issue in older models (before 2013) that was since fixed and now it's should be impossible to circumven

Yes, some security researchers at Johns Hopkins found an issue in older models (before 2013) that was since fixed and now it's should be impossible to circumvent it by software. https://daringfireball.net/2019/02/on_covering_webcams https://daringfireball.net/2019/02/on_covering_webcams