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DLT Platform Explained: How India's Distributed Ledger Technology Combats SMS Spam in 2025

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Remember when your morning started with a barrage of lottery notifications, miracle weight-loss offers, and urgent messages about frozen bank accounts you never had? For millions of Indian mobile subscribers, this wasn't just an occasional annoyance—it was the daily reality of digital communication before 2018. The SMS inbox had become a battlefield where legitimate business messages were lost in a flood of spam, and consumer trust in mobile communications had eroded to dangerous levels. Fast forward to 2025, and the landscape has transformed dramatically. India's Distributed Ledger Technology (DLT) platform has revolutionized how commercial communications work, creating one of the world's most sophisticated anti-spam ecosystems. But how exactly does this system work, and why has it been so effective in combating the menace of unsolicited commercial communications? The Pre-DLT Era: A Spam Apocalypse To appreciate the DLT revolution, we must first understand the magnitude o...
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A Complete Guide to Airtel DLT Registration for Bulk SMS and How Techto Networks Can Help

In India, SMS remains a highly effective communication channel , with open rates exceeding 98%. Whether you’re sending promotional messages, transactional alerts, OTPs, or service notifications , ensuring that your SMS campaigns are compliant with TRAI regulations is critical. One of the most important compliance requirements is DLT registration , and for businesses targeting Airtel subscribers , this means registering on the Airtel DLT portal . In this blog, we will explore how to register on Airtel DLT, provide operator-specific tips, and explain how Techto Networks can make the entire process seamless. What is Airtel DLT Registration? Airtel DLT registration is a process mandated by TRAI under the Distributed Ledger Technology framework . It ensures that all SMS sent to Airtel subscribers are: Verified and compliant with TRAI regulations Traceable to the sender Sent via pre-approved templates Associated with authenticated sender IDs (headers) Without DLT regis...
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Location: India
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