AUTHENTICATION APIs
Boost and protect traditional username and password login for websites, SaaS products, and mobile apps. Everything made easy for users, developers, and businesses.
EASY PLUG AND PLAY WITH FONE API:
Just allow the integration of our API or SDK into your app and let our services do the rest. Explore how we consistently deliver one of the highest verification rates in the industry.
Less codes, easier to understand
Phone verification must be easier to understand so more people are willing to use it. Just give us a number and we’ll do everything just for you - code generation, localize, finding and using the fastest channel, fall back if and when needed.
Never settle for mediocrity
We have fast delivery, intelligent failover feature and we select the optimal channel for reaching out your customers. What’s more, our services complies with the changing carrier and country regulations so all of the messages don't get filtered out.
Pay for your campaign success
Failure will cost you many resources including time and money. But with FONE API, you will only pay if the verification is successful. It also work on a flat fee basis, regardless of where your customers located. And you can monitor all of the costings in real time.
API and SDK-general features
Improvised Ways for Successful Verification
Send verification codes in the fastest way through our channels in realtime. It will automatically retry sending a code and failover to voice if needed.
Complying to International Standards
We ensure that all of your messages will comply to the International Standards and removes the complexity of monitoring global carrier and country regulations.
Verification for Landlines & Mobile
Just give us a phone number. We will detect the number type then selects the right channel for you: either SMS or voice.
Spam and Fraud Protection
We can detect and block premium, Toll-free, and virtual numbers that are used for spam and fraud. The PIN codes that we generate uses the industry standard RFC6238 algorithm that can expire within minutes for maximum protection.
Adaptable to regional preferences
Our system can adapt to native languages and voice accents in regional preferences to maximize verification success.
Customizable
You can customize or personalize your own message templates. You can also pre-record voice calls, and configure the time between retries so you can deliver the user experience that you desire.
SDK-specific features: EXPLORE FONE API’S SPECIAL FEATURES
More Protection and Safety
Integrate phone numbers with unique mobile device IDs that can detect SIM swaps. Your users will logout automatically after a given period of time and you can enforce re-authentication.
One Call Verification
You can save your designs and development resources with a customizable User-Interface that is pre-integrated with verification workflows and have login management on every devices.
Save more resources
Our SDK uses push notification features so you can verify your users multiple number of times without additional costs.
USE CASES
Password-less login
You can use alternate login passwords with single use codes that are sent over SMS, voice or push. Phone number identities let you connect your users from their contacts.
Block bulk registration
Authenticate and verify unique phone numbers so you can prevent bots, spammers, and card testers more effectively than just captchas or email verification.
2-Factor Authentication
Allow additional factors to authenticate users without additional hardware costs or complex integration. We ensure global reach from day one.
Password reset
Reset passwords in a very secure manner by making users confirm the ownership of their phone number. It can resolve faster and can eliminate additional help desk costs.
Enhanced authentication
Apply out-of-band authentication on a very high-value transactions or when risk score crosses a threshold and eliminate manual reviews.
User Verification Tiers
Balance user acquisition with compliance by phone verifying lower tier customers instead of heavy and long id verification for all users.
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