OTP Service Provider

OTP Service for Businesses

Authenticate and verify your users using SMS OTP and Voice OTP services 

 

 

OTP Service Provider - Exotel

What is OTP service?

OTP service is the easiest way of verifying user information and authenticating online transactions. Used by businesses to boost data security and prevent phishing attacks, an OTP service provider ensures timely delivery of OTPs to the right customers via SMSes and voice calls.

How OTP service works

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1

Verification request

Customer clicks on the ‘Verify’ button on your app or website and a unique OTP is generated in your backend system

2

Exotel verification

Exotel fetches the generated OTP and sends it to your customer’s registered mobile number (This can be done either through SMSes or voice calls)

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3

Number is verified

Your customer enters the unique OTP sent by Exotel on your app or website and gets verified instantly

Types of OTP services

SMS-OTP-Service

SMS OTP Service

Send OTPs to your customers using SMSes. Exotel provides reliable OTP SMS services with high deliverability and low latency.

Voice-OTP-Service

Voice OTP Service

Verify your customers using voice OTP service. Make automated voice calls and play a sequence of digits to verify the registered mobile numbers.

How can businesses use OTP service

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Two-factor authentication (2FA)

Implement an extra layer of security in your systems, without adding complexity to your customers.

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Spam prevention

Effectively control spam registrations, and avoid fake signups. Optimize and secure your backend systems against spam.

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Password Resets

Instead of sending codes or links via email, use the OTP service to verify users before password resets.

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Passwordless logins

Do away with passwords as your customers can be verified using an OTP every time they log in to your system.

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Account Reactivations

Reactivate a user account with a confirmed acceptance from them. Use OTP verification as a means of verifying identity.

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Transaction Authentication

Keep all transactions safe and sound. Add an additional layer of security with OTP verification to ensure safe transactions.

How enterprises benefit from Exotel’s OTP solutions

A glimpse at how Go-Jek used Exotel’s OTP verification solution to push their delivery rates to 92%

Advantages of Using OTP Services

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Cost-Effective

Exotel is an OTP service provider that grows with you. Pay as you scale and never overspend on your resources.

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No Delay

Don’t keep a customer waiting for any more than 8 seconds. Our OTP service ensures timely delivery of the OTP messages.

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Operational Efficiency

Send thousands of OTP verification messages without having to run multiple numbers. Our OTP service can handle them all!

FAQs

Resources

Exhaustive guide on 2 factor authentication

From SMS OTP, to OTP over call, to email OTP, to no OTP at all! We show how 2FA evolved over time.



Asia’s most innovative companies use Exotel

Chirag Patel


Exotel's API documentation and implementation process is extremely simple and easy to follow. There were no hassles in setting it up. We use other cloud telephony platforms as well but Exotel gets a big thumbs-up from us for their ease of use.


Engineering Manager, 1mg

Shashank ND


We have worked across cloud telephony players and with other vendors, but the fact is Exotel is dependable.


Co-Founder & CEO, Practo

Exotel made agent performance monitoring and reporting seamless


The best things about Exotel are – Click to Call for KYC, IVR campaign, App Bazaar, Lite dashboard, which specifically showcases call flow monitoring, agent performance monitoring, reporting, easy to set up, and to top it, the support from the account manager.


Manan Manocha, Head of Customer Service, Slice

Prateek Jain


The number masking feature has been a very worthy addition to making our customer experience even better.


Former Associate Director - Driver Experience, Olacabs

Exotel anticipates customer needs and delivers exceptional service

An excellent, user friendly and cost effective platform. Automations make it very easy for the caller and receiver to interact efficiently. We are truly glad to have moved to Exotel.


Ankur Aggarwal, Co-founder, Dunzo

Satish Chugh


Very supportive and understanding staff who have lived up to every expectation, and at times exceeded them too.


Senior Manager- Last Mile Design

IXIGO - Exotel's Business Partner
Practo Use Case
FlipKart Use Case
RedBus Use Case
Ola Use Case
Quikr Use Case

Try Exotel’s OTP Solution Free for 7 days

Sign up and get 1000 free call & SMS credits

The Exotel Advantage

Why Exotel is considered as the most reliable enterprise cloud communications company in India and Southeast Asia

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Superior Quality

Best success rates, voice quality and reduced latency

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Scale at Ease

Grow at will, expand without worrying about infrastructure

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Superior Reliability

Best in class uptimes of 99.94% including operator uptimes

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Best Support

24×7 customer support via phone, email and Twitter

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Simple to implement

Sign up and get started in less than 30 minutes, integrate easily using our REST APIs

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Extensive Reporting

Easy to understand, detailed reports sent every day

nOTP – A faster way to authenticate Android users

nOTP is the perfect way of authenticating new and existing users without any actions from their end. The best part, it doesn’t require any OTP for verification. Just integrate our Android SDK to get started.

 

Find out how Exotel can work for you. Set up a call.

We take away some of the biggest pain points of traditional systems like data security.

 

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