New York (CNN Business) Holiday gifts are meant to be fun, but security researchers say some presents can be downright creepy.

Researchers at Mozilla, the nonprofit internet organization behind the Firefox browser, released its third-annual "Privacy Not Included" list of popular internet-connected holiday gifts on Wednesday. Mozilla researched 76 items to determine how well some of the most popular gifts protect customers' privacy and security.

Amazon AMZN Facebook FB Google GOOG Safety and privacy have increasingly come into focus as internet-connected devices continue to become popular and infiltrate people's houses. Several top tech companies, includingandhave come under scrutiny for monitoring users' information.

To receive Mozilla's minimum security standard badge, the products must use encryption, have automatic security updates, enact bug bounty programs to help report vulnerabilities and require users to change the default password.

Here are the products that didn't meet Mozilla's minimum security standards ... and the two that scored the highest: