Fodor90 / Getty Images

"The camera played some eerie music and a voice could be heard indicating the parent and child were being watched," Ontario Provincial Police Const. Liz Melvin told Canadian Press. "Obviously it's going to be disturbing."

Waking up to hear a stranger's voice in your child's room is the nightmare of every parent. And thanks to internet-connected baby monitors, it's happened a lot over the past two years.

These baby monitor hacks will haunt your dreams (and hopefully get you to change the default password on your monitor).