Philadelphia Police Department Fights Crime With Twilio SMS

The Philadelphia Police Department is the nation’s oldest municipal agency—and one of the most forward thinking. In March, the department decided to empower residents to fight crime by using SMS message. “For many people, text messages are the preferred method of communication,” said Karima Zedan, director of communications for the Philadelphia Police Department. “We wanted to make it possible for people to send anonymous tips from… Read More

TrialX: Unlocking Clinical Trials with Twilio API

For patients coming to terms with a new diagnosis or a reoccurrence of their disease, clinical trials represent a rare form of hope. For doctors, clinical trials are a critical stop on the road to a cure. But for years, matching patients with clinical trials of new treatments currently under investigation has been an exercise in futility. Trial investigators usually have to rely on file cabinets… Read More

Burner App Offers Alias Phone Numbers Powered by Twilio

People have a million reasons to mask their phone number. Have you tried shopping on Craigslist? You probably wish you had a way to get those concert tickets you wanted without giving out your number to a person you don’t know.  Now there’s Burner, an app that allows you to create an alias for your phone number. With the app, users can create a new number… Read More

Lost Something? FoundIt! Has You Covered

FoundIt! is a lost and found service with one simple goal: getting your valuable possessions back. FoundIt! uses unique sticker tags to make it easy for someone to find and return your lost item. The process is simple. When someone finds your lost item, tagged with a FoundIt! sticker, they can call or text that number, or go to and report the item. You will then be… Read More

CloudPassage Increases Cloud Security With Multi-factor Authentication

One of the unfortunate truths of cloud computing is that major improvements in efficiency and scalability have come at a cost. While cloud computing has made it many times easier to start and run a business, it’s also made it many times more risky. Your business can be attacked by anyone from anywhere, and unless you can find a computer security specialist to help you out,… Read More

Two-Factor Authentication with Node.js and Twilio

Two-factor authentication is becoming the go-to method for increased login security on the web, as it ties a physical device to your virtual credentials. It is being adopted by many of the major players in the industry, including Intuit, Google and Facebook. While user security is paramount, modern web developers must also consider the UX problems that can arise from increased security measures. Since UX is becoming increasingly important,… Read More

Build a Simple Phone Verification System with Twilio, PHP, MySQL, and jQuery

About a year ago we wrote about phone verification as a preventative to spam or fraud, and a simple way to keep your users safe. Twilio customers continue to use two-factor authentication for the benefit of their customers. Read more about how you can build this out for your business here or how Intuit implemented identity verification with Twilio. As more and more applications integrate with phones there… Read More

The Key to Phone Verification is a Good User Experience

At Twilio, it’s an article of faith that phones have an increasingly central place in our lives. This means it’s also increasingly important that all the numbers we use are accurate and up to date. One way to do this is to use Twilio for phone verification.We asked our customers to share stories about how they are doing this. Below is an account from Patrick McKenzie,… Read More

Introducing Status Callback for Caller ID Verification Calls

Today we’re happy to announce the release of a small and useful feature: status callbacks for caller ID verification calls. This allows your application be notified when a verification call succeeds or fails so you can notify your users without having to poll the REST API. To use this new feature, make a POST request to the OutgoingCallerIds list resource and optionally include a  StatusCallback parameter to indicate… Read More