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Top Telecom Fraud Trends in 2025: Evolving Threats & Solutions

Subex Blog

Advanced machine learning (ML) techniques are being deployed by operators to detect unusual call patterns indicative of bypass fraud, but the challenge remains formidable due to the adaptability of fraudsters. Bypass fraud results in substantial financial losses by evading international tariffs and rerouting calls.

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SIMBox Fraud: Challenges and AI-Powered Solutions for Telecom Operators

Subex Blog

At its core, SIMbox fraud (also known as interconnect bypass fraud ) exploits the price disparity between local and international call rates. Fraudsters use a device called a SIMbox, which contains multiple SIM cards purchased from various mobile network operators (MNOs). How can AI help detect SIMbox fraud?