Security is always a trade-off with convenience. Taking five minutes to configure a password today can prevent your private life from becoming a public broadcast tomorrow.
If you are a user of EvoCam or similar software (like SecuritySpy or Yawcam), simply installing the program isn't enough. You must take proactive steps to ensure you aren't indexed by Google: intitle evocam inurl webcam html better better
Older versions of webcam software like EvoCam may have unpatched vulnerabilities that allow a remote user to do more than just watch—they might be able to access other files on the host computer. How to Properly Secure Your Webcam Security is always a trade-off with convenience