Have you ever used an SMS one-time password (OTP) to log in or confirm a transaction? Did you realize that SMS OTP authentication isn't as safe as you might expect, despite being a widely used technique?

So, no need to worry! To increase security, several companies are now using WhatsApp's encrypted OTPs. You may therefore rest easy knowing that your logins and transactions are now even safer.

Businesses may increase customer trust and confidence in their brand by employing encrypted OTPs on WhatsApp, which ultimately results in a pleasant customer experience. Additionally, marketers now have an even more potent weapon for safeguarding communication and enhancing client relationships because of WhatsApp's extensive use and interactive capabilities. Brands can launch an authentication process using WhatsApp's seamless integration.

How to send OTP via WhatsApp:-

There are two approaches you can take if you want to send OTPs.

You can send OTPs from your own personal, business-only dedicated phone line.

Alternatively, you might decide to transmit OTPs from a shared number that is employed by numerous companies. It's wise to weigh the two possibilities and select the one that best suits your needs.

Sending OTP on WhatsApp using a Shared Number:-

This is how you do it:

1. Initially, create an account by clicking the offered link.
2. Go to Broadcasts > Template Messages > New Template Messages after logging into the account.
3. The /sendTemplateMessage API can be found in the API Docs area when the template has been approved.
4. Add the phone number to which you wish to send the OTP message in the /sendTemplateMessage API. Make sure to omit special characters and add the country code.

Sending OTP on WhatsApp with a Dedicated Number

• 1. To send OTP messages on WhatsApp using your dedicated number, it’s important to note that you must first apply for the WhatsApp API and get approval on your number.

• 2. Once your number is approved, you’re good to go! You can send OTP messages from your dedicated number, which supports two-way communication. It’s a great way to build trust and provide your customers with a seamless and secure experience.

• 3. It's vital to note that you must first apply for the WhatsApp API and receive approval on your number to send OTP messages on WhatsApp using your dedicated number.

• 4. You can start using your number as soon as it is approved. From your dedicated number, which enables two-way conversation, you can send OTP messages. It's a fantastic approach to increase client confidence and give them a seamless, safe experience.

OTP on WhatsApp – Use Case Examples:-

1. User Registration :

User registration may be a breeze with WhatsApp OTP.  The ease of getting and validating their OTP on the same app they use for conversation will be appreciated by your users. Increased completion rates and an improved user experience could result from this. Additionally, by utilizing WhatsApp's encryption, you'll be giving your user verification procedure an additional layer of protection.

2. Password Reset:-

It can be tedious and time-consuming to reset a user's password if they forget it. You may give your users an easy and quick fix by using WhatsApp OTP for a password reset. All they have to do is ask for their password to be reset, and WhatsApp will send them an OTP. They can then reset their password and gain access to their account using this OTP. This procedure can save your consumers time and make it easier for them to resume utilizing your platform or app.

3. Transaction Verification -

A trustworthy technique to confirm financial transactions and make sure they're secure is WhatsApp OTP. As the user must enter the code to validate the transaction, providing an OTP via WhatsApp can provide an extra degree of protection to the payment process. This gives the client and the company peace of mind and aids in preventing unauthorized transactions.

In conclusion, employing WhatsApp OTP for authentication and verification can provide both consumers and organisations with a variety of advantages.WhatsApp OTP is a dependable and efficient choice for companies looking to boost their authentication procedures thanks to its improved security, ease, and cost-effectiveness.

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