This eBook explains how rising SMS fraud threatens operator revenue by driving enterprises toward alternatives like OTT, RCS, and communications APIs, while fraud itself keeps increasing as attackers use tactics such as toll fraud, spam, faking, spoofing, smishing, scanning, malware, SIM box abuse, flooding, IoT fraud, flash SMS scams, and grey routes. It cites industry data including 98% SMS open rates versus ~20% for email, telecom fraud up 12% in 2023, and a projected 28% drop in global SMS revenue from $66B (2024) to $47B (2029). It recommends advanced SMS firewalls with real-time detection, SMSC integration, machine learning, comprehensive filtering, high availability, IoT modules, standards compliance, and strong reporting, and highlights SmartGuard’s AI-based protection, flexible cl

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