19) Tackling Top Telco Fraud's with Big Data and Complex Event Processing - Part- I

Those of you who have not worked for a telecom company would be surprised to learn about the 'different type of fraud' faced by the telecom industry. Frauds are biggest cause of revenue loss to telecom companies and in general the top 5 types of fraud that a telecom faces are as follows (priority might differ for different  telcom companies)-

1) Sim Card Cloning Fraud : 

Fraud happens because there is no efficient way to check cloning, CSP have to perform manual checks to detect cloning, not efficient

2) Subscription Fraud Using Fake Identity: 
Subscription fraud involves the acquisition of telecommunications services using stolen or false credentials and/or identity  with no intention of paying. With subscription fraud, service providers lose revenue.
3) Roaming Data Fraud : 
Delay in getting Customer Roaming Call Data from roaming partner to home network paves the way for fraudsters to make roaming calls resulting in financial loss for the CSP, which is categorized a roaming fraud.

4) Internal fraud activity :   
Internal manipulation of the system, Account adjustments via Voucher Administration Terminal & Tampering with billing/rating systems are frauds that can be done by people who have access to systems
 
5) Frauds related to prepaid telecom services: 
A retail agent or call center agent may attach a value-added service (VAS) to an unsuspecting subscriber. For example, a ringtone can be added without the customer’s knowledge or permission, resulting in a commission for the agent. Currently there is no effective means to analyze the data and detect such kind of fraud.