The move to shutter Face.com's facial-recognition products comes less than a month after the social-networking giant announced its acquisition of the company.
Researcher works with companies to close hole that allowed anyone to hijack KLIK user's accounts on Facebook and Twitter.
Social network plans to continue to support the facial-recognition software company's developer community, though what it has planned for the service is unknown.
Deal for Israel-based facial-recognition technology company is said to be valued between $80 million and $100 million.
This means social photo tools around the Web can help you figure out who the people are in your photos, no matter where they're hosted.
The company's Photo Finder application recognizes your contacts' faces among photos on the social network, letting you tag them and track new photo arrivals.
Faces.com: Social network or publishing tool?
Face.com today launched it's free PhotoTagger facial recognition application for automatically tagging photos on Facebook.