Node JS API for Sending Free SMS OTP

Node JS API for Sending Free SMS OTP

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3 min read

In the realm of user authentication, the demand for secure and seamless solutions continues to grow. Phone.Email introduces an innovative approach with its OTP API, providing a cost-effective means of phone verification. This blog delves into the key features of Phone.Email’s OTP API, highlighting the advantages of integrating the “Login with Phone” button in Node JS for a streamlined user authentication process.

Key Features of Phone.Email’s OTP API

Before exploring the integration of the “Login with Phone” button in Node JS, let’s understand the key features that make Phone.Email’s OTP API stand out:

  1. Cost-Effective Verification: Phone.Email’s OTP API offers a cost-effective solution for businesses looking to verify user phone numbers without breaking the bank. The minimal cost associated with the service makes it an attractive choice for startups and enterprises alike.

  2. Reliable SMS OTP Service: The API ensures reliable phone verification through the use of one-time passwords sent via SMS. This adds an extra layer of security to the authentication process, safeguarding user accounts from unauthorized access.

  3. Easy Integration: Phone.Email’s OTP API is designed for easy integration, allowing developers to seamlessly incorporate phone verification into their applications. The simplicity of integration minimizes development time and ensures a smooth user experience.

The “Login with Phone” Button: Automating SMS OTP with Node JS

To enhance the user authentication process, Phone.Email introduces the “Login with Phone” button — an automated solution that simplifies SMS OTP verification. By embedding this button in Node JS applications, businesses can automate the entire process, offering users a hassle-free and secure login experience.

Integration Steps for “Login with Phone” Button in Node JS

Follow these steps to integrate the “Login with Phone” button in Node JS, automating the SMS OTP process:

  1. Create an Admin Account: Start by creating an admin account on the Phone.Email platform. This account provides access to the necessary tools and settings for integrating the “Login with Phone” button.

  2. Add the Button to Call Free SMS OTP API in Node JS: Embed the “Login with Phone” button in your Node JS application to trigger the Free SMS OTP API. Below is an example code snippet for adding the button:

<script>
function openSignInWindow() {
    const COUNTRY_CODE = 'your_country_code'; // Replace with the actual country code
    const PHONE_NO = 'your_phone_number'; // Replace with the actual phone number
    const REDIRECT_URL = 'your_redirect_url'; // Replace with the actual redirect URL
    const url = `https://www.phone.email/auth/sign-in?countrycode=${COUNTRY_CODE}&phone_no=${PHONE_NO}&redirect_url=${REDIRECT_URL}`;
    window.open(url, 'peLoginWindow', 'toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=0, width=500, height=560, top=' + (screen.height - 600) / 2 + ', left=' + (screen.width - 500) / 2);
}
</script>

GitHub Link for Node JS Code Snippet

3. Retrieve Verified Phone Numbers in Node JS: After users complete the verification process, retrieve verified phone numbers in Node JS using the following code snippet:

try {
    const decoded = jwt.verify(token, api_key, { algorithm: 'HS256' });
    jwt_response = 1; // JWT decoded successfully
    jwt_phone = decoded.country_code + decoded.phone_no;
} catch (error) {
    jwt_response = 0; // Invalid JWT
    jwt_phone = '';
}

GitHub Link for Node JS Code Snippet

Explore the OTP API Demo

To witness the seamless integration of the “Login with Phone” button in action, explore the live demo on the OTP API demo page. This demo provides a hands-on experience, showcasing the user journey from clicking the button to successful phone verification.

Dive into Documentation

For detailed integration instructions and technical information, refer to the Phone.Email API documentation. The documentation serves as a comprehensive guide for developers looking to implement the Free SMS OTP Service in Node JS.

Conclusion

Phone.Email’s OTP API, coupled with the automated “Login with Phone” button, offers a powerful solution for businesses seeking secure and streamlined user authentication. By leveraging Node JS, developers can easily integrate these features, providing users with a hassle-free login experience.

Unlock the potential of secure phone verification — integrate Phone.Email’s OTP API and the “Login with Phone” button in Node JS, ushering in a new era of user authentication.