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Camfecting, in the field of computer security, is the process of attempting to hack into a person's webcam and activate it without the webcam owner's permission. [1] The remotely activated webcam can be used to watch anything within the webcam's field of vision, sometimes including the webcam owner themselves.
A webcam is a video camera which is designed to record or stream to a computer or computer network. They are primarily used in video telephony , live streaming and social media , and security . Webcams can be built-in computer hardware or peripheral devices , and are commonly connected to a device using USB or wireless protocol .
The internal electronic circuitry of an active noise-canceling mic attempts to subtract noise signal from the primary microphone. The circuit may employ passive or active noise canceling techniques to filter out the noise, producing an output signal that has a lower noise floor and a higher signal-to-noise ratio .
Specter said existing wiretap and video-voyeurism statutes do not address today's widespread use of cellphone, laptop, and surveillance cameras. [129] After hearing testimony at the hearing from Blake Robbins and others, Specter said that new federal legislation was needed to regulate electronic privacy.
The ISO setting on a digital camera is the first (and sometimes only) user adjustable gain setting in the signal processing chain. It determines the amount of gain applied to the voltage output from the image sensor and has a direct effect on read noise. All signal processing units within a digital camera system have a noise floor.
iSight is a brand name used by Apple Inc. to refer to webcams on various devices. The name was originally used for the external iSight webcam, which retailed for US$149, connected to a computer via a FireWire cable, and came with a set of mounts to place it atop any then current Apple display, laptop computer, all-in-one desktop computer, or round surface.
The EyeToy is a color webcam for use with the PlayStation 2.Supported games use computer vision and gesture recognition to process images taken by the EyeToy. This allows players to interact with the games using motion, color detection, and also sound, through its built-in microphone.
On 25 August 2009, U.S. patent 7,580,533 was issued for a device that uses a laser beam and smoke or vapor to detect sound vibrations in free air ("Particulate Flow Detection Microphone based on a laser-photocell pair with a moving stream of smoke or vapor in the laser beam's path"). Sound pressure waves cause disturbances in the smoke that in ...