A Developer’s Guide to Responding to National Security Letters

When the FBI Shows Up at Your Office with an NSL When you receive thousands of requests from law enforcement each year, it’s actually not a surprise when a representative from the FBI shows up at your office to deliver a request for information. There are no cloaks or daggers involved, just a sealed manila envelope. The San Francisco FBI office is very familiar with working… Read More

Announcing the Twilio Transparency Report

Twilio Publishes Two National Security Letters as Part of Second Half 2017 Transparency Report Today, Twilio is publishing our sixth semi-annual transparency report detailing total volume of government requests for information received by Twilio, how Twilio responded to such requests and how Twilio notified users of such requests. Twilio’s transparency report for the second half of 2017 reflects a continued increase in the number of requests… Read More

Twilio on the FCC Vote to Dismantle Net Neutrality Protections

The fight is far from over. Congress needs to hear from innovators and consumers. Twilio is disappointed in the 3-2 vote by the Federal Communications Commission to rollback the Open Internet Order, which gave internet-based companies the kind of clear, transparent protections needed to innovate and compete free of indiscriminate practices by internet service providers. Congress should now step in to instruct the FCC to establish clear… Read More

Regarding Mobile Apps with Hard-coded API Keys

A security report recently announced that Android and iOS apps were discovered to contain hard-coded Twilio credentials, meaning the data from the associated Twilio accounts were potentially at risk of exposure to bad actors. The Twilio platform itself remains secured and un-compromised, and we have no evidence that data from any of the apps was accessed by an unauthorized party. Nonetheless, we’d like to offer our… Read More

Twilio and “Friend-to-Friend Invitations”

Many apps nowadays send out invite messages to a user’s contacts in order to get that user’s friends on the platform — I mean, hey, if your user thinks your product is cool, why not encourage them to tell their friends about it? Apps that do friend-to-friend invites typically access the end user’s contact list to find phone numbers of  their friends and partially or fully… Read More

It’s About Trust: Twilio’s New Transparency Report

  The trust you place in Twilio for your vital communications is of paramount importance. The purpose of Twilio’s transparency report is to provide the visibility you deserve and expect from a cloud service. Twilio Transparency Report – Second Half of 2016 The objective of Twilio’s semi-annual transparency report is to inform you of the total volume of government requests for information received by Twilio, how… Read More

Integrating Social Impact Into Your Company: How Twilio.org Pledged 1%

A lot of people think about social impact initiatives as purely philanthropic, a side project a company takes on to give back, something that is separate from the financials and commercially driven initiatives of a business.  In Twilio.org, Twilio’s social impact program, we don’t take this approach.   In the past three years since launching Twilio.org, we’ve learned that social responsibility must be as critical to… Read More

Why We Support User Privacy

Twilio is proud to stand with Microsoft in defense of user privacy. Trust and transparency are pillars of what cloud service providers like Twilio offer to our developers, customers and end users. You rightfully expect us to protect your privacy, sensitive data and personal information. Microsoft has filed a suit in federal court to challenge the practice of government agencies issuing blanket nondisclosure orders when issuing… Read More

Testing SDKs at Twilio

The SDK Engineering group at Twilio is responsible for building and maintaining two real-time communications products – Twilio Client – a set of web and mobile SDKs for making and receiving VoIP calls, and Programmable Video – a set of SDKs for adding video chat capabilities to developers’ apps. We’ve seen first-hand how the testing requirements for building video SDKs differ vastly from those for typical… Read More