December 2021 Summaries

SMS verification is an effective way to protect user accounts from being compromised by hackers, as it requires not just a password but also access to the user's phone. This method involves sending a one-time code via text message that must be entered in order to complete the login process. While there are some security risks and costs associated with SMS verification, its ease of use and convenience make it a popular choice among businesses and consumers alike. When choosing an SMS verification service, consider factors such as fast and reliable delivery, security measures, top-notch support, and alternate channels for verification. Twilio Verify is one example of a secure 2FA solution that supports multiple verification methods and integrates seamlessly with various sign-up flows.

The article provides a tutorial on creating a Flask application that matches people for Secret Santa using Python and Twilio SMS. It covers setting up the environment, installing dependencies, creating an HTML form to collect phone numbers, and writing functions to process data from the form, create assignments, and send notifications via SMS. The author also suggests potential modifications to use other communication channels like WhatsApp or email for sending notifications.

This article discusses how to integrate Google Dialogflow with Twilio Studio for an IVR system that blends conversational AI and static decision trees. The integration allows callers to describe their unique intent, which is then picked out by Dialogflow's natural language processing (NLP) platform. The tutorial covers setting up the initial Studio Flow, creating a repair scheduler agent in Dialogflow, configuring the local server, storing conversation data via virtual agent callback, ending agent conversation without hanging up, and fetching conversation data in the Studio Flow.

Retail SMS is a powerful tool for businesses to connect with customers throughout their purchasing journey. It allows for quick and easy communication of time-sensitive offers, business alerts, transactional updates, and customer service responses. The benefits of retail SMS marketing include higher engagement rates compared to email marketing, meeting customers where they already are on their smartphones, increased sales through nurturing new customers, and the ability to create quick and easy campaigns. However, it is crucial to be SMS-compliant by adhering to TCPA and CTIA guidelines. Twilio offers retail SMS marketing solutions that integrate with other channels for a seamless customer experience.

This article provides a step-by-step guide to connecting Twilio Flex Digital Channels to Google Dialogflow CX, focusing specifically on SMS. The process involves setting up various accounts and installing necessary tools like the Twilio CLI and Serverless Toolkit. It then guides users through creating an agent in Dialogflow CX, testing it using the built-in Simulator, and integrating it with Flex's default SMS behavior. The article also explains how to use Studio to create a more intelligent flow for handling incoming messages and introduces Twilio Serverless functions and assets for integrating with Dialogflow APIs. Finally, it demonstrates how to update the Studio Flow JSON to connect the bot to an agent over SMS.

QR codes have made a comeback during COVID and can be used to seamlessly onboard customers into an SMS campaign or other communication channels like WhatsApp, phone calls, and email. QR codes for SMS work by decoding a set of characters and words that translate to a message body pre-populated in the SMS app. With Twilio, users can generate QR codes for different communication channels using a 3-step process: configure their number, generate a QR code, and add it to signs or billboards. The QR code can be linked to a keyword that determines how to respond, making it useful for applications like customer feedback or surveys. Additionally, users can bulk generate QR codes using Google Spreadsheets or an open-source command line tool like qrencode.

Building an organic SMS (text) marketing list is crucial for successful text marketing campaigns, as it ensures engaged recipients who are more likely to convert. Some strategies to grow an SMS marketing list include offering exclusive deals and discounts, adding sign-up forms on websites, converting existing email subscribers, providing checkout bonuses, requiring SMS numbers for contest entrance, and enticing social media followers to subscribe. It's essential to follow best practices such as obtaining permission first, providing an opt-out option, using a short code, offering incentives, and sending messages at appropriate times.

This tutorial introduces the basics of Svelte, a JavaScript front-end framework that has been gaining popularity in recent years. It covers advanced topics such as state management and animation by creating a task management application. The advantages of using Svelte include not using virtual DOM, being truly reactive, requiring less code to write, and having built-in animations. The tutorial also explains how to create new components, use data binding, handle events, implement loops, use stores for state management, utilize lifecycle methods, and add transitions and animations in Svelte applications.

Data mapping is a fundamental process that ensures effective communication between different databases and tools within an organization by tracing data movement from source to target destinations. It involves defining which fields data will populate, what transformations are necessary for correct formatting, and the protocols to prevent errors like data discrepancies. Data mapping is crucial for various data-related tasks such as data integration, migration, and transformation, enabling the consolidation of data into a unified view while maintaining accuracy and consistency. The process can be automated, semi-automated, or manual, depending on factors like data volume and complexity. Automated data mapping uses specialized software to streamline data processes, while semi-automated methods combine software with manual checks, and manual mapping relies on developers to code transfer rules. By establishing data consistency, integration, and governance, data mapping supports efficient data management, reducing the risk of errors and enhancing decision-making. Tools like Twilio Segment facilitate this process by automating data management, thus saving time and resources for businesses.

Text messaging, or Short Message Service (SMS), is becoming an increasingly popular communication channel for businesses. With over 95% of messages being opened by consumers, it offers a direct line to customers who spend much of their time on their phones. SMS services allow businesses to send mass texts, connect individually with customers, and enable multiparty conversations. They can be used for various purposes such as marketing, appointment reminders, customer service interactions, ETA notifications, service alerts, lead alerts, and more. Twilio's SMS APIs offer two different services: Programmable Messaging API for one-way communications like alerts, notifications, and marketing messages; and Conversations API for multiparty conversations across multiple channels including SMS, chat, and messaging apps like WhatsApp.

This tutorial demonstrates how businesses can use WhatsApp and Twilio Studio to automate frequently asked questions in multiple languages. It explains the benefits of using WhatsApp as a conversational channel, outlines two ways to communicate with customers via WhatsApp (inbound and outbound), and provides step-by-step instructions for configuring a customer care flow in English, Spanish, and Portuguese using subflows. The final result is an automated FAQ system that can be linked to the WhatsApp Sandbox phone number, allowing users to receive answers to their questions in their preferred language.

Twilio is a valuable tool for the rapidly growing gaming industry, offering solutions to enhance player engagement and security. With an estimated annual market size of $268.8 billion by 2025, the gaming sector has accelerated due to the pandemic, attracting new players and increasing time spent on gaming platforms. Twilio's products can be used for account security through two-factor authentication (2FA), live engagement via various communication channels, contact center improvements, and email marketing campaigns. Examples of successful implementations include EpicNPC using Twilio Verify to protect their online marketplace from hackers, Poker in Place utilizing Twilio Video for in-game video chat, and Capcom leveraging Sendgrid for email updates on game changes.

Twilio has announced that voice calling is now available in its Frontline application, during its Public Beta phase. This feature allows teams to easily enable and access voice capabilities within their Frontline applications on iOS or Android devices. The addition of voice calling aims to address the challenges faced by enterprises in maintaining contextualized personal relationships with customers across various verticals such as retail, finance, insurance, healthcare, and life sciences. With this new feature, sales and relationship managers can now make calls directly from the Twilio Frontline app, with call metadata automatically logged in their CRM for easy access to conversation history. The integration of voice calling is expected to improve user experience and boost sales productivity while ensuring secure communication channels and customizable compliance workflows.

Twilio's Programmable SMS Messaging API enables businesses to send quick SMS messages for various purposes such as password alerts, order notifications, and marketing communications. To get started with Twilio's Quick SMS app, users need to sign up for a free trial account, obtain a Twilio-powered phone number, and use programmable messaging quickstarts or Twilio Quick Deploy for coding-free implementation. The API offers advanced capabilities like short codes for high volume messaging globally, as well as integration with MMS, WhatsApp, Conversations, Voice, Video, and Email APIs through the Twilio Customer Engagement Platform.

Twilio has acknowledged a zero-day vulnerability in the Java logging library Log4j (CVE-2021-44228) that was publicly disclosed by Apache on December 9, 2021. Upon identifying the security advisory, Twilio initiated its security incident response process to evaluate potential impacts and initiate remediation steps. The company is currently working to patch affected Log4j versions as quickly as possible while also setting up detective and preventive controls to protect against exploitation of their environment. As of now, there have been no instances of exploitation within Twilio's environment. They will notify customers if any unauthorized access is discovered.

In this tutorial, you will learn how to create a RESTful API using Slim 4, PHP, and MySQL. The prerequisites for this tutorial include having PHP version 7.4 (ideally 8.1), Composer installed globally, and MySQL 8. You will also need Postman to test the API. To begin, create a project directory named customers-api and two subdirectories: src and public. Inside the src directory, create another directory called Models with a file named Db.php. The public directory should contain an index.php file. Next, install the required dependencies using Composer by running the command `composer require --with-all-dependencies \ slim/slim:"4.*" \ slim/psr7 \ selective/basepath`. Then, provision the database schema with the necessary tables and dummy records using MySQL. Create a Slim application in public/index.php by instantiating the app and attaching middleware classes to it. To check that the application works, start it running using PHP's built-in web server on port 8888. To create the database connection, add a PSR-4 autoloader in composer.json and regenerate Composer's autoloader. Then, update the values for $host, $user, $pass, and $dbname to match those in your database in the src/Models/Db.php file. Create routes for HTTP requests by adding appropriate code to public/index.php. Test each route using Postman or a web browser. Finally, create a DELETE request to delete an entry from the customers table and confirm that it has been removed. By following these steps, you will have successfully created a RESTful API using Slim 4, PHP, and MySQL.

This article provides a comprehensive guide on hosting and joining multi-way calls using an Android smartphone. It covers the built-in conference call capability of Android OS, which allows connecting audio with up to five callers at once. The article also discusses how to host your own Android conference call by adding up to four other people, as well as how to join a conference call depending on the platform used for inviting participants. Tips and troubleshooting for group calls on Android are also provided. Additionally, it introduces Twilio Voice Conference, a service that allows managing up to 250 meeting participants with customizable audio voice conferencing features. The article concludes by encouraging businesses with frequent communication needs to consider building an API for advance call scheduling and management using Twilio's services.

In this tutorial, learn how to automate text message reminders from Airtable using Twilio Studio and JavaScript. The process involves setting up an Airtable base with a Pro or Enterprise plan, creating a Twilio Studio Flow, and writing scripts in Airtable. By following the steps outlined in the article, users can automate repetitive tasks such as sending text message reminders at scheduled intervals. This technique can be useful for various applications, including scheduling appointments, sending payment reminders, or distributing marketing messages.

This tutorial teaches how to send emails using the SendGrid API with .NET 6 and C#. It covers configuring a SendGrid account, creating a console application, integrating Twilio SendGrid, and making the project more configurable. The guide also includes three bonuses: asking for user input, making the project more configurable, and configuring SendGridClient as a service for dependency injection.

The article discusses the best Android SMS apps for business use, highlighting their features and benefits. These include TextMagic, EZ Texting, SimpleTexting, Salesmsg, Chomp SMS, Pulse SMS, Handcent Next SMS, and QKSMS. It also mentions the Twilio WhatsApp Business API as a comprehensive platform for businesses to manage multichannel interactions with customers. The article emphasizes that these apps are designed for both enterprise-scale and nontechnical users, offering features like automation, integration with other apps and services, and audience targeting.

This article explains how to create a continuous integration and deployment pipeline using GitHub Actions for deploying Twilio Flex Plugins and Functions. The process involves setting up a code repository, defining feature branches, creating workflow files, and utilizing GitHub Secrets to store necessary credentials. The workflow steps make use of Github's REST API to fetch the latest changed folders and execute build/deploy actions accordingly. This approach helps enforce rules and best practices for code produced by developers and automates checks before any code goes live.

In this article, you will learn how to build an email price notification system using Node.js and SendGrid API. The system tracks sneaker prices and sends email alerts whenever the price of a particular sneaker decreases. To set up the system, you need to configure your environment by setting up your SendGrid account and installing necessary dependencies. You will also create three new files: index.js, .env, and subscribers.json. The index.js file continuously runs and checks for price drops, while the .env file securely stores environmental variables like API keys. The subscribers.json file holds all of your subscribers along with their data. Once the system is set up, you can test it by changing the prices in the subscribers.json file to a higher value and running the script again. Finally, you can create a scheduler using the node-schedule package to schedule time-based jobs for checking price drops every 10 minutes.

The article demonstrates how to schedule International Space Station emails in Python using SendGrid and Redis Queue. It provides a step-by-step guide on setting up the required environment, accessing the ISS's location through Open Notify API, sending an email with SendGrid, and scheduling tasks with RQ Scheduler. The author also explains how to change system time for testing purposes and suggests other potential uses of RQ Scheduler.

This blog post provides a step-by-step guide on how to set up phone verification in React Native using Twilio Verify API. The tutorial covers setting up the development environment, creating a new React Native application, setting up page routing, adding a phone number input screen for phone verification, making an API request to send and check OTPs, adding an OTP input screen for checking codes, and testing out the application. It also provides suggestions on how to add additional channels like email, TOTP or Push authentication using Twilio Verify API.

Niels Swimberghe is a Belgian software engineer and technical content creator at Twilio. He has a background in New Media and Communication Technology (NMCT) from HOWEST University of Applied Sciences, where he specialized in .NET web development. Throughout his career, Niels has worked with various technologies such as Android applications, robotics, and home automation. In addition to his professional work, Niels is an active blogger and content creator for the .NET community. His goal is to help others build amazing things using .NET technology.

The article discusses five video UX tips for designing a telehealth app using Twilio Programmable Video. These include considering video placement, incorporating ways to add guests and transfer calls, optimizing waiting rooms, paperwork, and pre-call tests, enhancing mobile layouts, and examining how to rejoin calls and call failures. The article emphasizes the importance of solid user experience design in telehealth applications to build trust between medical professionals and patients.

In this tutorial, learn how to send an SMS from Airtable in one minute using the Send SMS Airtable App. First, sign up for a Twilio account and obtain your Twilio Account SID, Auth Token, and a Twilio phone number with SMS capabilities. Next, set up your Airtable by copying a ready-made base and adding records containing Name, Phone Number, and Relation fields. Then, add the Send SMS app to your Airtable dashboard, configure it with your Twilio credentials, and send a test message. This method allows for quick and easy sending of text messages or customized bulk messages from Airtable using Twilio's platform.

In response to the increased reliance on video conferencing due to the pandemic, ensuring data security has become a top concern, particularly in healthcare where sensitive patient information is handled. The Health Insurance Portability and Accountability Act (HIPAA) provides guidelines for maintaining privacy and security of health information. Twilio's Programmable Video is now HIPAA-eligible, allowing healthcare providers to build video conferencing apps while ensuring data privacy and security. To create a HIPAA-compliant video chat with Twilio APIs, developers need to follow certain requirements such as encrypted communication, signed webhook requests, HTTP authentication, static proxy, and public key client validation.

This article discusses how to secure multimedia messaging attachments using protected Twilio functions. It explains that while multimedia messaging is gaining popularity, the requirement for publicly accessible URLs of media files can pose privacy and security risks. The author provides a tutorial on how to protect media attachments while still being able to use them in multimedia messaging with serverless Twilio functions. The tutorial includes setting up developer environment, creating a protected function, deploying it to Twilio Functions, and sending an MMS message with the protected media provided by the function.

This tutorial demonstrates how to send recurring emails in Python using the Twilio SendGrid API, Redis Queue, and RQ Scheduler. The process involves setting up a development environment with Python 3, installing necessary dependencies like SendGrid Python library and RQ Scheduler, configuring an API key from SendGrid, and writing code to send emails and schedule tasks. The tutorial also provides instructions on how to run the Redis server, RQ worker, and RQ Scheduler process in separate terminal windows for successful execution of the scheduled email task.

This tutorial explains how to use multiple authentication providers in Lumen, a micro-framework built by Laravel. It covers tokenization for authentication, installation and configuration of Laravel Passport, creating controllers and routes, adding guard configurations, testing the application using Postman, and more. The goal is to limit access to routes depending on whether the logged-in user is an admin or not.

In this tutorial, we will create an IVR (Interactive Voice Response) system using Twilio Studio that allows customers to report outages and enables admins to manage these reports via SMS messages. The solution includes the following components: 1. An IVR system for customers to report outages by calling a phone number and entering their location and message. 2. A backend service (built with Python, Flask, and Twilio Function) that processes incoming reports and stores them in a database. 3. An SMS notification system for admins to manage the reported outages using predefined commands. By following this tutorial, you will learn how to build an IVR system from scratch and integrate it with backend services and messaging systems. This solution can be easily adapted to various use cases such as customer support hotlines or emergency response systems.

Twilio, an API-first company that supports developers, partners with Independent Software Vendors (ISVs) to provide communication infrastructure APIs, access to the Super Network, and communications expertise. In this blog post, a fictional ISV named Owl Inc., which provides customer relationship management software for retail customers in the exercise and wellness space, is used as an example of how Twilio can help improve key performance indicators (KPIs) such as decreasing churn rate, increasing conversions from freemium to paid packages, and reducing front office and back office labor. The post walks through Owl Inc.'s journey getting started with Twilio, including the technology, finance, enablement, and security and compliance aspects that need to be considered. By integrating communications into their products, ISVs can drive revenue, expand capabilities, and build lasting engagement directly with end consumers.

This article explains how passwordless authentication works and demonstrates its implementation using PHP and Twilio Verify API. Passwordless authentication is a method that does not require a password or any other knowledge-based secret to log a user into a system, instead relying on unique one-time codes (OTP) or magic links sent via email, push notification, or text message. The tutorial covers the benefits and drawbacks of this approach, as well as how to create an application that uses passwordless authentication.

The article provides a comprehensive guide to setting up an SMS project with Twilio, suitable for businesses of all sizes. It outlines five milestones that need to be achieved for a successful launch: defining success, setting up the account, selecting and registering number types, creating projects, subaccounts, and messaging services, ensuring compliance awareness, and monitoring delivery. The article also provides detailed explanations on each step, including sender types, regulatory bundles, organization definitions, and opt-out management strategies. It concludes by offering Twilio's Customer Onboarding Services for businesses that need additional help with their SMS project setup.

Carbon, a PHP library created by Brian Nesbit, simplifies date and time manipulation in web applications. It extends PHP's DateTime class, reducing coding hours and debugging to just a few lines of code. In this tutorial, you will learn about Carbon's core features and capabilities, enabling easier date and time management in PHP. To follow the tutorial, you need PHP 7.4 or higher and Composer installed globally. Key functionalities include formatting dates, creating precise dates, modifying dates and times, calculating relative time, and more. Carbon's documentation provides further information on its extensive functionality.

Businesses are increasingly demanding solutions that provide more flexibility, visibility, and control over their customer data infrastructure to meet the evolving needs of customers. To address this demand, Twilio Segment has introduced Destination Actions, a new framework for building, enabling, and configuring destinations on its platform. This feature allows users to easily customize how data is sent to downstream destinations using Twilio Segment. The first 6 Action-based destinations are now available, with more expected in the future. Destination Actions empowers businesses to build a future-proof customer data infrastructure by providing composable and adaptable solutions that meet changing customer expectations.

In this tutorial, learn to send an SMS using Vue 3 on the front end and Twilio Functions on the backend. The process involves creating a Vue app with a button that sends a POST request to your API when clicked. The API then sends a message and returns a response back to the Vue application. To protect Twilio credentials, an API is created using Twilio Functions, which is a serverless environment for deploying backend services without setting up a server.

In this article, the author demonstrates how to create an intelligent Discord chatbot using OpenAI's GPT-3 language model and Node.js. The bot is capable of maintaining a conversation and answering questions by integrating with the OpenAI API. The tutorial covers setting up a Discord server and bot, installing necessary dependencies, configuring environment variables, and building out the chatbot to respond using GPT-3. The author also provides additional resources for further exploration and customization of the chatbot.

In this tutorial, learn how to use Node.js and SendGrid to schedule recurring emails. First, set up your environment by logging into your SendGrid account, creating an API key, and installing necessary packages in your Node.js application. Then, configure the SendGrid package with your API key and test out the SendGrid API. Finally, use Node Schedule's Cron-style scheduling to set up a recurring email that gets sent every 24 hours. This script will continuously run and send an email at the chosen hour each day.

Product owners should consider various factors when developing video applications, including end-user demographics, latency vs. video quality trade-offs, browser permissions, waiting rooms, connectivity tests, user flow for rejoining a call, call data for customer service, and technical prototypes. These considerations help ensure that the final product meets users' needs and expectations while providing a high-quality video experience. Twilio Programmable Video offers a strong foundation for building live video applications, but it is essential to test the application in real-world conditions before focusing on smaller UI details.

This tutorial demonstrates how to use SendGrid's email scheduling options in Python and Flask applications. It covers the requirements, creating a Flask project, configuring SendGrid, sending test emails, and scheduling an email using Unix timestamp units. The X-SMTPAPI custom header is used to pass additional sending instructions as a JSON blob. This technique can be useful for scheduling emails at specific times without needing to implement your own background scheduling.

At the SIGNAL conference, attendees had a unique opportunity to send their code into space aboard Talon 1, a balloon designed to carry a camera-equipped Raspberry Pi into near Earth orbit. The event was part of TwilioQuest 3.2 launch and aimed to celebrate the community's contributions. Developers from around the world submitted ~100 code samples that were used to power a countermeasure against an evil space laser threatening the world's taco supply in a game universe. Aerospace engineering firm Night Crew Labs collaborated on this mission, launching the balloon from the Mojave Desert and retrieving it after its descent. The event showcased the creativity of Twilio developers, with contributions ranging from marriage proposals to memorials and first-time GitHub pull requests.