The HelloSign 2-Factor Auth Twilio PHP Sample Code demonstrates how to use PHP language to authenticate with key and with a signature. The API uses Twilio and a secret number, confirming username, email, and pin.
This is the third API profile in what we are calling the "Growth Series." HelloSign provides an API that allows developers to create an eSigning experience that's a seamless part of a digital document. This feature along with others has fueled a 10x growth in calls made to its API.
The free evening newspaper The London Paper made headlines itself last week, for two seemingly contradictory reasons. First, New Media Age reported the paper is launching an API. Then, further reports said it will cease publishing in less than a month.