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Building a Secure OTP Delivery System with SMPP and SMTP

Building a Secure OTP Delivery System with SMPP and SMTP

Introduction In an increasingly digital world, securing user authentication is paramount. One-Time Passwords (OTPs) have emerged as a critical component of multi-factor authentication (MFA), securing access to online accounts, financial transactions, and sensitive information. The delivery of OTPs must be…

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Alternative to Mailchimp vs MailerLite Comparison

Alternative to Mailchimp vs MailerLite Comparison in 2025

Why Email Communication Matters Today Email remains the most reliable, measurable, and cost-effective communication channel for businesses worldwide. Whether it’s sending order confirmations, customer newsletters, onboarding sequences, or transactional alerts, email provides direct and personalized access to customer inboxes. In…

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