Assuming you tweak the build to include it, Espruino already includes mbedSSL so it should 'just work'...
@Gordon started
Espruino is a JavaScript interpreter for low-power Microcontrollers. This site is both a support community for Espruino and a place to share what you are working on.
Assuming you tweak the build to include it, Espruino already includes mbedSSL so it should 'just work'...