# How to port MQTT of AWS IoT Device SDK for Embedded C to mangOH platform

**URL:** <https://mangoh.discourse.group/t/how-to-port-mqtt-of-aws-iot-device-sdk-for-embedded-c-to-mangoh-platform/9926>\
**Category:** Cloud & Connectivity\
**Created:** [April 18, 2022, 2:01am UTC](https://mangoh.discourse.group/t/how-to-port-mqtt-of-aws-iot-device-sdk-for-embedded-c-to-mangoh-platform/9926 "2022-04-18T02:01:55Z")\
**Posts on this page:** 1\
**Showing post:** 9

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**Author:** ![jyijyi](https://sea2.discourse-cdn.com/flex016/user_avatar/mangoh.discourse.group/jyijyi/32/997_2.png) [@jyijyi](https://mangoh.discourse.group/u/jyijyi)\
**Post date:** [April 21, 2022, 4:41am UTC](https://mangoh.discourse.group/t/how-to-port-mqtt-of-aws-iot-device-sdk-for-embedded-c-to-mangoh-platform/9926/9 "2022-04-21T04:41:20Z")

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Probably you need to wait for next release r17

Or you can see here

> **[Integrating AWS IoT (Alexa) with WP76 | Upgrading OpenSSL](https://forum.legato.io/t/integrating-aws-iot-alexa-with-wp76-upgrading-openssl/5902)**
>
> Hello, We are working with WP76xx and Legato 19.11.2 (the stable version from release 16). We would like to integrate it with AWS (Registration | AVS for AWS IoT) which requires Curve25519. Currently, the Linux Kernel prebuilt has OpenSSL...

To include in .cdef file:

> [@Using Openssl to implement cryptography](https://mangoh.discourse.group/t/using-openssl-to-implement-cryptography/9107):
>
> Hi, I’m writing a program to transmit SMS message on WP7702, I would like to encrypt the message before it is transmitted over the network. I wonder how can I use openssl lib on Legato? sample code would be very helpful!! Thanks

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