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Individual Security
WhatsApp
Mobile Marketing
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User Authentication
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Individual Security

RCS Encryption Explained: How Secure Is RCS Messaging?

Is RCS encrypted and secure? Find out how RCS encryption works, what its limitations are, and whether RCS messaging is safe for businesses and users.

Mar 30, 2026

WhatsApp

What Are WhatsApp Channels and How Businesses Can Use Them

Learn what WhatsApp Channels are, how they work, and how to use them for marketing to share updates, engage audiences, and grow your business effectively.

Mar 30, 2026

WhatsApp

Sending Appointment and Result Updates Via Dexatel WhatsApp Messages

Automate WhatsApp appointment booking, confirmation messages, and result updates with Dexatel. Minimize no-shows and streamline customer notifications.

Mar 27, 2026

Mobile Marketing

Most Popular Messaging Apps by Country (Business-Focused)

Discover the most popular messaging apps by country. Learn which platforms dominate each region and how businesses can choose the right messaging channels.

Mar 19, 2026

SMS Marketing

SMS Marketing for Beginners: A Basic Guide

Learn SMS marketing for beginners: what it is, how it works, campaign types, best practices, and how to start sending effective text message campaigns.

Mar 13, 2026

Individual Security

Receiving Telegram OTP Codes from Unknown Numbers: Security Tips

Are you receiving Telegram OTP codes you didn’t request? Find out why it happens, how Telegram scams work, and how to secure your account from hackers.

Feb 25, 2026

Viber

What Is Viber API and How Does It Work?

What is Viber API? This is your complete guide of what Viber API is and how you can use it for your business.

Feb 23, 2026

User Authentication

Secure eCommerce Login and Checkout Using Dexatel OTP Verification

Protect your online store with OTP verification for eCommerce. Secure logins, checkout, and payments with fast authentication using SMS, WhatsApp & more.

Feb 20, 2026

Mobile Marketing

RCS for Business: Rich, Verified Messaging

What is RCS messaging and why are businesses moving beyond SMS? Learn how RCS for business delivers branded, verified, and interactive mobile messaging.

Jan 30, 2026

Viber

Viber for Business: Secure Messaging and Customer Engagement

Discover how Viber for Business uses branded sender IDs and verified profiles to send trusted marketing, support, and transactional messages with Dexatel.

Jan 29, 2026

Mobile Marketing

Telegram for Business: Messaging and Automation at Scale

Learn how to use Telegram for business messaging at scale. Explore use cases, automation, and how Dexatel helps integrate it into an omnichannel strategy.

Jan 23, 2026

Viber

How to Send Viber Messages to a Phone Number Via API

Learn how to send Viber messages to a phone number via API with Dexatel. Get familiar with setup prerequisites, Viber message flow, best practices, and more.

Dec 30, 2025

Staff Writer

Staff Writer

57 articles

Dexatel has a team of talented writers who bring a wealth of expertise to their pieces. While they have chosen to remain anonymous, their passion for technology and communication shines through in every piece produced.