US Patent 9225701 Secure communication systems and methods

Systems and methods for determining whether a communication session is authorized are provided. In some aspects, a method includes initiating a communication session between a first user and a second user, and obtaining an identity attribute associated with a third user engaged in the communication session. The method also includes determining whether the third user is the first user, the second user, or an unauthorized user based on the obtained identity attribute. The method also includes determining whether the communication session is authorized based on whether the third user is determined to be the first user, the second user, or the unauthorized user.