# Twilio underlying API

**URL:** <https://developer.sailpoint.com/discuss/t/twilio-underlying-api/52975>\
**Category:** IIQ Discussion and Questions\
**Tags:** identityiq\
**Created:** [April 19, 2024, 2:46pm UTC](https://developer.sailpoint.com/discuss/t/twilio-underlying-api/52975 "2024-04-19T14:46:22Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![waqarali1](https://avatars.discourse-cdn.com/v4/letter/w/f0a364/32.png) [@waqarali1](https://developer.sailpoint.com/discuss/u/waqarali1)\
**Post date:** [April 19, 2024, 2:46pm UTC](https://developer.sailpoint.com/discuss/t/twilio-underlying-api/52975/1 "2024-04-19T14:46:22Z")

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### Which IIQ version are you inquiring about?

Version 8.1

### Share all details related to your problem, including any error messages you may have received.

In the process of implementing Twilio SMS verification for user resets. I need to know what Twilio API has been used by IIQ under the hood since we need to open up our firewall to make this work. We added [verify.twilio.com](http://verify.twilio.com) but it did not work.

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**Author:** ![kjakubiak](https://sea1.discourse-cdn.com/sailpoint/discuss/user_avatar/developer.sailpoint.com/kjakubiak/32/7052_2.png) [@kjakubiak](https://developer.sailpoint.com/discuss/u/kjakubiak)\
**Post date:** [April 19, 2024, 2:53pm UTC](https://developer.sailpoint.com/discuss/t/twilio-underlying-api/52975/2 "2024-04-19T14:53:54Z")

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There is not much in the documenation about it, see if this helps

> **[Twilio APIs: Sending SMS and validation of OTPs](https://community.sailpoint.com/t5/IdentityIQ-Wiki/Twilio-APIs-Sending-SMS-and-validation-of-OTPs/ta-p/184969)**
>
> Twilio Twilio SMS service provider - https://www.twilio.com  . The integration with Twilio SMS API is available OOTB and can be used to send OTP/Token to the registered mobile numbers from IdentityIQ. Note: Customer has to go for a...

it also seems that in IIQ 6.3p5 there was change which allows Twilio to connect via Proxy  
“ETN 23126: Allow the Twilio client to honor the configured settings ‘https.proxyHost’ and ‘https.proxyPort’ for a forward proxy.”

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**Author:** ![system](https://global.discourse-cdn.com/sailpoint/original/2X/f/f2136700ed5e3703e0b85e02f6be799dacca7735.png) [@system](https://developer.sailpoint.com/discuss/u/system)\
**Post date:** [June 18, 2024, 2:54pm UTC](https://developer.sailpoint.com/discuss/t/twilio-underlying-api/52975/3 "2024-06-18T14:54:01Z")

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