And secure dating sites
This means that advertisers and others are able to use information gleaned from social networks to build a profile of a user’s life, including linking browsing habits to one’s true identity.
(See Consumer Reports' Apps that bite)Some facts to keep in mind when considering using third-party applications: In some instances, once they have received permission from a primary user, the third-party applications may also gain access to the personal information of users’ contacts without those contacts granting explicit permission.
This is often done through behavioral advertising, also known as targeting.
Behavioral advertising is the term used to describe the practice of tailoring advertisements to an individual’s personal interests.
This makes the social network more attractive to users by facilitating the development of new and creative methods of interacting with contacts and the network.
To make these applications useful, social networks may allow developers automatic access to public information of users.