3-Way call detection system
3-way call detection system and method
3-Way call detection system and method
Additional telephone equipment and method for protecting against
Advanced three way call detection system and method using...
Apparatus and method for management of policies on the usage...
Apparatus and method for screening foreign incollect calls to do
Automated and selective intervention in transaction-based networ
Automated fraud management in transaction-based networks
Automatic design of fraud detection systems
Blue-box fraud prevention
Cellular telephone unit capable of automatic interaction with au
Centralized call processing
Clip-on fraud prevention method and apparatus
Communication facilities access control arrangement
Computer-based method and apparatus for controlling,...
Copy protection of software for use in a private branch exchange
Country to country call intercept process
Detection of carrier mis-routing in telephone systems
Detection of carrier mis-routing in telephone systems