US Patent 9020117 Performing human client verification over a voice interface

Methods and apparatus, including computer program products, implementing and using techniques for managing telephone calls. Upon completion of a telephone call, a telephone services subscriber is provided with a post-call interface. The post call interface allows the subscriber to define how future telephone calls from the caller are to be managed. Instructions are received from the subscriber through the post-call interface. The instructions pertain to the management of future telephone calls from the caller. The received instructions are saved.