2 Factor Authentication via Missed Call

What is 2-Factor Authentication via Missed Call

An Authentication factor which uses Missed/Dropped Call initiated from user's registered phone. A dropped/Missed Call is a call which gets disconnected by a dedicated phone number before getting answered. You can authenticate users using dropped/Missed Call service.

Advantages of 2-Factor Authentication via Missed Call

• Password-less Authentication.
• Low operational cost.
• Cheaper than OTP SMS Authentication.
• Cheaper than OTP Voice Authentication.
• Simple and secure HTTPS API based integration with your applications.

Most Commonly Used

• Sign up Verification.
• Leads Generation.
• Transaction Authorization.
• Member Account Verification.
• Cash on Delivery (COD) shipments.

Requirements

You need to avail dedicated missed call number.

Integrate our 2-Factor Authentication API.

API Work Flow

Our API handles all the authentication infrastructure. We have written a detailed documentation on 2-Factor Authentication via Missed Call, which you can forward to your development team.

1. Step 1: Hit our API with details such as callback and other parameters.
2. Step 2: Upon Success response, flash the missed call number to be dialed to your user.
3. Step 3: User dials the missed call number.
4. Step 4: Operator sends us the call details.
5. Step 5: We forward that detail to your callback URL.
6. Step 6: Upon capturing the final response with Success, your user is authenticated.
7. Step 7: Take your authenticated user for further transactions.

Note: Callback parameter is mandatory, the response will be forwarded to this URL whether customer dialed the missed call number or not.

Download PHP Class Reference – ⁣a target="_blank" class="btn btn-info" href="https://github.com/smsgatewaycenter/Missed-Call-Two-Factor-Authentication-PHP-Class-Reference" title="Missed Call 2FA – PHP Class Reference">Missed Call 2FA – PHP Class Reference