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ONE TIME PASSWORD – DELIVER, SECURE, AUTHENTICATE – OTP VIA SMS

What does SMS OTP actually mean ?

An SMS one-time password (OTP) is a security feature where a unique numeric or alphanumeric code is delivered to a mobile phone. This code serves as an extra layer of protection to confirm a user’s identity during online logins or to validate specific actions

Try SMS OTP

An Authentication Tool – and so much more

Safeguard Customer Data

Integrating SMS OTP into your website, software, or app enhances security significantly, effectively reducing the risk to your customers, data, and sensitive information.

Enhance Customer Satisfaction

Offering your customers the choice to use an SMS one-time password demonstrates your commitment to safeguarding their data and prioritizing their security.

Pay as You Go

No recent logins? No problem. You’re charged only for the SMS messages you send. Plus, as your SMS volume increases, your rates decrease. Check out our wholesale SMS pricing here.

Enterprise Scalability

Our SMS gateway is designed to handle high message volumes efficiently and reliably. Connect with one of our SMS specialists today to explore our enterprise SMS OTP solutions

Integrations Support

Getting started with setting up an SMS OTP system? Connect with our integration experts for personalized guidance, or dive into our OTP API documentation for detailed integration instructions if you're ready to tackle it yourself.

Enhanced Security verse Email

SMS OTPs provide a higher level of security compared to email OTPs. If a hacker manages to obtain email and password credentials for an account, they may also gain access to the linked email inbox, compromising the authentication process.

Real-Time Business SMS

Streamline the already simple SMS OTP process further by activating a Retriever API. This feature enables your mobile app to automatically detect and input the token code as soon as it is received. Learn more about the OTP SMS Retriever.

Enterprise Scalability

An SMS OTP adds an extra layer of security that can help your business achieve or enhance GDPR compliance. Adopting an SMS OTP process demonstrates your commitment to safeguarding your customers’ data.

TRY OUT OUR OTP SENDER AND VALIDATOR AT NO COST

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    Benefits of Using SMS OTP

    When individuals entrust your business with their personal and sensitive data, they anticipate robust protection against potential cyber threats. Two-factor authentication enhances the login process by adding an extra security layer, significantly bolstering the safety of websites, applications, or software systems

     

    • US- based servers and data centers

    • Direct SMS mesaging routes

    • Top-tier security and GDPR compliant

    • Seamless API configuration for scalable enterprise solutions

    Deliver Custom OTP Codes with High Throughput

    Design your OTP message with precision for full compliance. Customization options ensure recipients can identify the sender, while empowering you to set security standards for your two-factor authentication process.

     

    • Create tailored OTP message content using the {code} placeholder
    • Specify the code length, ranging from 4 to 10 digits.
    • Configure code expiration period to range from 60 to 600 seconds
    • Customize sender ID for source address

    Seamlessly Incorporate our robust SMS OTP API into your Application

    With CLiX’s REST API, seamlessly incorporate OTP functionality into your current systems. Our powerful integration supports customization, code verification, and adjustable expiration periods

     

    • Define expiry period for messages, specifying when a code becomes void or invalid.
    • Only the most recent code remains valid for each destination number under a specific API key.
    • Confirm or revoke OTP requests as needed.
    Library for .NET Client Applications

    This SDK library supports .NET applications developed in C#, VB.NET, and F#, utilizing .NET Standard 2.1 to enable SMS functionality and opt-out capabilities.

    PHP Client Library

    This ready to use PHP Client library for CLiX REST API allows developers to integrate SMS functionality into PHP applications.

    CLiX Node Library

    CLiX's node library provides convenient and secure usage of CLiX REST API for your note application.

    Develop a Customized SMS OTP Solution using SDKs

    Steps for Generating and Validating SMS OTP

    Step 1

    User initiates online request for OTP, which is created through the API.

    Step 2

    Delivered through SMS, the user proceeds to enter the passcode online.

    Step 3

    The CLiX OTP API authenticates the code and grants access accordingly.

    The Mechanics of the OTP API