这款小工具软件可以给你摄像头加密码（加锁），它可以直接为摄像头加上密码，如果要使用摄像头你只需输入密码就可，没有密码是无权使用你的报像头的。

CamBlocker

1.2.0.4 | 1.3 Mb

Is someone spying on you through your web camera? CamBlocker enables you to block all your web cameras, when you don't need them, and protect yourself from being spied on. You can also password protect CamBlocker and prevent your teenager, or anybody else, from using a web camera. The program stays out of way in system tray area, with minimal use of system resource.