VirtualOTP – SMS Verification platform

Description:

VirtualOTP is a comprehensive, ready-to-deploy PHP script designed for launching a professional OTP verification and virtual number service platform. This powerful solution enables entrepreneurs to build a website where users can receive one-time passwords (OTPs) via SMS using virtual phone numbers for online account verification.

The script provides users with virtual phone numbers that can receive SMS from popular services like Facebook, WhatsApp, Gmail, and Telegram, displaying incoming messages in real-time. This makes it an ideal solution for developers, testers, and privacy-conscious users who need quick phone verification.

🔐 Key Features

SMS OTP Verification System

Automated OTP Generation: Server-generated one-time passwords with configurable length and expiration time

Two-Stage Verification: User submits phone number, system generates and sends OTP via SMS; user submits OTP for verification

Rate Limiting & Security: Configurable attempt limits, lockout periods, and resend cooldown to prevent brute force attacks

Session-Based or Database Storage: Flexible storage options for OTP codes and verification records

Virtual Number Management

Admin Panel: Add, manage, and assign virtual phone numbers to users

Auto-Refreshing Inbox: Real-time SMS display for immediate OTP visibility

Multiple Number Support: Manage multiple virtual numbers from various countries

SMS Gateway Integration

Multiple Gateway Support: Compatible with Twilio, Vonage, MessageBird, and other major SMS providers

API-Based Delivery: Send OTP via SMS using API keys from your chosen provider

Custom SMS Client: Implement your own SMS service by extending the SMSClient contract

Message Customization: Configure OTP message text, format, and delivery parameters

User Features

User Dashboard: Simple interface for selecting numbers and viewing incoming SMS

Real-Time Notifications: Users see OTP codes as soon as they arrive

Multiple Provider Support: Connect to various SMS gateways and API providers

Administrative Control

Comprehensive Admin Dashboard: Complete oversight of OTP logs, verification records, and virtual numbers

Message Customization: Configure OTP message text and format

API Key Management: Easily configure all third-party API keys

Revenue Tracking: Monitor usage and prepare for monetization

Security & Compliance

Rate limiting to prevent brute force attacks

Configurable OTP expiry (recommended 5 minutes maximum)

Secure storage of verification records

Protection against SQL injection and XSS vulnerabilities

💻 Technical Specifications

Built with PHP and MySQL database

PHP 8.2+ compatible

Fully responsive design optimized for desktop, tablet, and mobile

Clean, well-commented code for easy customization

Compatible with standard web hosting environments (cPanel, shared, VPS)

Easy installation with comprehensive documentation

Cron job support for automated tasks and scheduled operations

📋 Use Cases

OTP verification and virtual number service platforms

Fintech and banking applications

User registration and authentication systems

E-commerce and online marketplace verification

Developer testing and QA environments

SaaS platforms offering SMS verification as a service

VirtualOTP delivers a complete OTP verification platform with all the essential features required to launch a professional virtual number service. Its robust architecture, customizable delivery channels, and comprehensive security features make it an ideal choice for entrepreneurs seeking to build a profitable verification service platform.