Verify customers wherever they are
![Sinch verification](/sites/default/files/2023-01/apngb-animated%20%281%29.png)
![person using a computer](/sites/default/files/styles/small_hq/public/image/2021-07/illustration_updated_girl_computer_pink_798x412%201.png?itok=2rrZ6TG8)
Phone Call Verification use cases across various industries
curl -X PST \
--user "APPLICATION_KEY:APPLICATION_SECRET" \
-H "Content-Type: application/json" --data " \
{ \
"identity": { \
"type" : "number" , \
"endpoint" : "+1555123123" \
}, \
"method" : "callout" \
} " \
"https://verificationapi-v1.sinch.com/verification/v1/verifications"
Customizable verification based on your needs
Got questions? We've got answers!
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What is Voice Call Verification?
Phone Call Verification is the verification method with the highest delivery rate - it reaches customers when all other methods fail! Users receive a robocall with a verification token they need to enter to complete the registration or login process. This solution is available for both mobile and landline numbers. For users who don't own a mobile, Phone Call Verification is the only option.
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Manual or auto top-up: How do I choose?
After you've made your first payment in the dashboard, you’ll have the option to use our auto top-up feature via PayPal. With auto top-up, you can set a credit value to automatically be charged to your PayPal account as soon as your have less than $1 in credit. If you do not want to use this feature, just leave it blank and use the manual top-up option. Using manual top-up, you can add credit whenever you need it.
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How do I use two-factor authentication to increase security?
Two-Factor Authentication (2FA) adds an extra layer of security to you identity verification process to prevent fraud. One of the most popular ways to perform 2FA is to have a single-use, time-sensitive PIN code sent to a user’s mobile phone. After the first security check, the user enters the PIN code to confirm their identity and access their account.
Related Products
![hand with phone and channel icons](/sites/default/files/styles/small_hq/public/image/2023-10/hand_omnichannels_1.png?itok=JUV68MFn)
What are you waiting for? Secure your platform and increase conversions now
![Illustration of a girl talking in a handset](/sites/default/files/styles/medium_hq/public/image/2021-09/Illustration_contact_us_girl_tablet_phone_0%20%281%29.png?itok=A_4zR1uE)
Try out Sinch now - for free!