March 2022 Summaries

Cloning a Twilio Flex Project involves creating new environments by duplicating existing ones, ensuring regulatory compliance, and updating external assets, tools, and services. This process requires coordination with Twilio's support team to flag the new project for the correct level of support. The steps involve cloning Twilio Functions and Assets, recreating the Task Router Workspace, and connecting phone numbers to Studio Flows. Additionally, configuring Flex settings, deploying Flex plugins, and updating source code are necessary tasks in the process.

Validating Webhook Signatures with Python & Flask` discusses the importance of securing web applications against malicious actors and bad code, highlighting Twilio's cryptographically signed HTTP requests. The article explains how to validate webhook signatures using Python and Flask, leveraging Twilio's helper libraries for a more efficient implementation. A real-world example demonstrates the security benefits of signature validation in protecting against denial-of-service (DoS) attacks and unauthorized access to sensitive data. By implementing this feature, developers can add an extra layer of protection to their web applications, ensuring only authorized requests are processed.

Twilio has launched its Public Beta for the Generic Pay Connector, which allows developers to use any payment processor with Twilio's <Pay> feature. The connector acts as a bridge between the developer and their chosen payment processor, handling sensitive financial data and enabling PCI-compliant voice payments. With the public beta launch, Twilio is deprecating its existing /charge and /tokenize endpoints in favor of a single root endpoint (/) that can be used to send custom parameters to the payment processor for additional contextual information. The Generic Pay Connector supports various payment processors, including Stripe, CardConnect, Base Commerce, Chase Paymentech, and Braintree, and provides detailed documentation for its architecture and usage.

Google Cloud Contact Center AI (CCAI) is being integrated with Twilio Flex, a contact center platform, allowing businesses of all sizes to leverage AI-driven customer value and efficiency. The integration enables conversational virtual agents across multiple channels, real-time analysis of interactions, and actionable insights to identify common customer pain points. This connector provides pre-built CCAI connectors, dashboards, and implementation services to streamline deployment, empowering contact centers to drive value for customers through every channel and make superheroes out of their agents.

To reference CSS stylesheets in HTML-based email through PHP, one can use the `file_get_contents()` function to get the contents of a local or remote stylesheet and store them in a string, which is then used inside the `<style>` tag. This method allows for referencing large stylesheets as well. When referencing external stylesheets from other domains, it's recommended to use HTTPS instead of HTTP to ensure security. Additionally, custom fonts can be referenced using Google Fonts APIs, but with some fallback fonts for email clients that don't support them. Icons and custom fonts are only supported by about 35% of email clients, so this approach may not work in all browsers.

Business messaging is the way brands initiate and respond to customers over various messaging channels, empowering two-way conversations rather than one-way blasts. Customers demand options such as email, SMS/text, webchat, or phone calls, and expect fast response times, human interaction, and the ability to use their preferred native messaging apps. Business messaging benefits both parties with options like engaging more customers, providing real-time conversations, handling more conversations, elevating customer satisfaction, using multimedia content, and offering a personalized experience. Examples of business messaging in practice include welcome messages, promotional offers, confirmation notifications, reminders, customer service chats, shipping updates, security alerts, verification messages, and conversational interactions. A business messaging platform like Twilio can enable brands to send mass marketing messages, notifications, alerts, or verification messages across various channels with integration into existing workflows.

Here's a neutral and interesting summary of the text in one paragraph: Building a Smart Clienteling Mobile App Using a Bot and Twilio Frontline involves integrating a bot that queries customers about the expert they need to address their concerns with Twilio Frontline, a configurable software solution for omnichannel professional clienteling applications. The app requires a CRM database, such as Strapi, and a Twilio account with a configured identity provider for login functionality. A custom routing service is also needed to direct messages that come in, which can be implemented using Twilio Serverless Functions. The bot interacts with customers via SMS or WhatsApp channels, and the app uses TaskRouter to manage workers and routing rules. To deploy the functions created, run `twilio serverless:deploy --force`, and configure callbacks for Frontline CRM Callback URL and Conversations webhooks. Testing the final experience involves sending an SMS to a Twilio proxy number and engaging with the bot, which can be routed to a Frontline worker upon completion of the conversation.

To send a WhatsApp message in 30 seconds using Java and Gradle, you need to set up a Twilio account and enable the WhatsApp Business API. You'll need Java 11, Gradle 7.1, a Twilio account, IntelliJ Idea Community Edition, and a smartphone with WhatsApp installed. After setting up your project and obtaining an ACCOUNT SID and AUTH TOKEN, you can use these values to initialize the Twilio client and send a message using the `Message.creator()` method. The code initializes the Twilio client, constructs a message, and sends it when the `create()` function is run, printing the Message SID on the terminal. After setting up the project, you can run it and receive a WhatsApp message on your device.

Twilio allows users to send SMS messages without a phone number using Alphanumeric Sender IDs, which have benefits such as instant identification by name and support across many countries. However, there are drawbacks, including inability for recipients to reply and need for alternative opt-out methods. To set up an alphanumeric sender ID with Twilio in Ruby, users need to create a Messaging Service, add the sender ID, and configure integration settings. The process involves creating a new Ruby project, installing required gems, setting up credentials, and writing code to send a message using the Alphanumeric Sender ID. With this setup, users can successfully send messages from their alphanumeric sender ID, demonstrating its potential for one-way messaging use cases.

The Verify API now supports sending WhatsApp verification codes, allowing developers to replace SMS verification with a more popular messaging app in countries like Brasil, Germany, or India. To get started, users need a Twilio account and a Verify Service created in the Twilio console, as well as a WhatsApp account for testing. The new OTP dashboard can be quickly deployed using Twilio's Code Exchange, allowing developers to send and check WhatsApp verification messages with ease. Additionally, the dashboard provides options for detecting if WhatsApp is installed on a device and sending verifications through multiple channels, including international telephone input and email verification.

The Authy App, developed by Twilio, added WhatsApp verification as an alternative to SMS-based verification. The experiment showed strong user adoption, improved conversion rates, and decreased fraud when using WhatsApp for verification. Users preferred WhatsApp over traditional SMS due to its free nature, accessibility via Wi-Fi, and end-to-end encryption. WhatsApp's robust fraud prevention tools and unique phone number identification also contributed to the security benefits. However, not every user has a WhatsApp account, and pricing varies by country. Despite these limitations, adding WhatsApp as a verification channel can save money and improve user experience, especially in markets with strong WhatsApp usage.

The Twilio Collective is a new initiative launched by Twilio on Stack Overflow, aimed at providing a one-stop homebase for all Twilio-related knowledge and developer community. The collective curates recommended answers to burning questions, promotes them even when they don't have the most votes, and allows members to gain reputation points and appear on a leaderboard. Anyone with a Stack Overflow account interested in becoming part of the Twilio community can join, and benefits include easy access to a feed of Twilio-related questions, recognition as a contributor on the member leaderboard, and potential invitation to become a Recognized Member with extra privileges. The collective aims to build a supportive community that helps developers share their knowledge and get help when needed.

Introducing Deliverability & Messaging Insights from Twilio SendGrid, a customer communication platform that helps marketers track their campaign performance across email and messaging channels. With this tool, you can monitor vital metrics such as spam complaint rates, hard bounce rates, unique open rates, errors, and opt-out responses to ensure compliance with acceptable use policies. Deliverability Insights provides a visually engaging dashboard to monitor and optimize your email program's health, while Messaging Insights offers an easy-to-follow tool to analyze results, identify issues, and optimize delivery. By leveraging these actionable dashboards, marketers can gain insights into the effectiveness of their messages and inform intelligent recommendations to improve message deliverability and return on investment.

The recent explosion of IoT use cases can be attributed to three key building blocks: accelerated microelectronics R&D, ubiquitous software applications via mobile devices, and proliferation of connectivity technologies. As companies deploy more connected devices, managing these devices at scale becomes increasingly challenging due to challenges such as connectivity management, data processing, and device security. However, leveraging APIs from cloud-native providers like Twilio IoT can help solve these hurdles by providing solutions for global scalability, data management, and device security. By integrating with APIs, companies can focus on solving customer needs while growing in a scalable and sustainable manner, ultimately enabling a new age of IoT.

The JdbcTemplate abstraction provides low-level access to database queries, allowing developers to write custom queries and perform CRUD operations in a flexible and efficient manner. By leveraging the JdbcTemplate abstraction, developers can create applications with a high degree of customization and control over database interactions. The tutorial demonstrates how to use JdbcTemplate to create a Spring Boot application that performs CRUD operations on a MySQL database, including adding, reading, updating, and deleting employees. The example code provides a comprehensive overview of the JdbcTemplate abstraction and its usage in a real-world scenario.

This tutorial guides on how to organize and associate incoming email attachments with each employee or vendor using Twilio SendGrid's Inbound Parse feature and ASP.NET Core. The process involves creating a Web API, configuring the application to receive files via email, storing them in different locations depending on the sender, subject, and file name, and adding Basic Authentication for security. The solution also includes future improvements such as ensuring uniqueness of filenames and retrieving rules from a database.

Amid the ongoing conflict in Ukraine, various NGOs and organizations are leveraging digital communications to provide aid to displaced individuals. Twilio has been instrumental in facilitating these efforts by offering tools and resources for building communication applications. These digital solutions include notifications to counter misinformation, telemedicine services to provide remote healthcare, chatbots to guide refugees to vital resources, and systems for distributing cash aid directly to those in need. Language barriers are addressed through volunteer networks offering on-demand translation services, and safety hotlines are being established using Twilio Flex to assist those in crisis. Additionally, supply delivery logistics are being coordinated through messaging platforms to ensure essential items reach those affected by the conflict. Twilio's social impact team, Twilio.org, is committed to enhancing the impact of these efforts by providing digital communication tools and financial resources to NGOs supporting Ukrainian relief initiatives.

Twilio's Flex Conversations will offer a unified API for digital channels such as SMS, chat, and WhatsApp on the Flex platform, enabling seamless experiences that bridge any digital channel used to communicate with customers. This is crucial given rising customer expectations for personalization, which can lead to switching to other brands if experiences fall short. Many contact centers lack a unified experience, resulting in inconsistent interactions for customers. With Flex Conversations, companies can build comprehensive customer journeys, deploy all communication channels and integrations on a single platform, and deliver consistency, personalization, and higher customer satisfaction. The API also enables experimentation with new channels, simplifies time to market, and makes it easier to build contact applications that draw from the same customer profiles across channels. Additionally, Twilio is rolling out an updated Flex UI optimized for accessibility and incorporating PASTE support, a design system created by Twilio, to ensure consistent styling and branding.

A contact form can be built with SendGrid and Node.js using Twilio Functions. This allows users to submit their email address, subject, and content without exposing the actual email address. The form sends an email to a verified or authenticated sender address, and the reply-to address is set to the user's submitted email address. The contact form also includes features such as sending images, receiving inbound emails with Parse webhooks, and sending interactive AMP emails.

HTML injection into emails is a vulnerability where an application accepts user input and embeds it into HTML, allowing malicious users to inject malicious HTML that can be rendered by email clients. This can lead to Cross Site Scripting (XSS) attacks and other security issues. To prevent HTML injection into emails, developers should not embed user input into emails if possible, or always HTML-encode the user input before embedding it into emails. Additionally, they can detect malicious input using regular expressions or other techniques and reject the request. Encoding user input with services like Twilio SendGrid can also help prevent HTML injection attacks. Developers should never solely rely on validating user input and instead always encode the user input before embedding it into code.

Deliverability Insights is a tool developed by Twilio SendGrid to help users optimize their email programs by providing a visually engaging dashboard that monitors email deliverability and engagement metrics. The tool allows users to harness large amounts of email data, generating actionable insights to improve inbox rates and customer engagement. By segmenting deliverability metrics by mailbox providers, such as Gmail, Yahoo! Mail, and Outlook, users can identify specific issues with email delivery and avoid broad changes that might negatively impact successful mail delivery. Deliverability Insights also offers consultative tool tips and bounce classifications, which categorize SMTP responses into understandable classifications, allowing users to address email delivery challenges more effectively. The tool is integrated into Twilio SendGrid accounts, supported by documentation and professional services for further guidance.

Voice Insights has made significant updates to its features and capabilities in the past few months, including multidimensional filtering on the dashboard, programmatically managing advanced features via the Settings API, and exposing controls for Voice Trace capture. The Call Summary List API now supports reading multiple resources with query parameters, allowing developers to request call summary records for specific time ranges and dimensions. Conference Insights has been expanded to provide visibility into participant behavior and offer prescriptive recommendations for resolving common quality and configuration issues. An Event Streams API is also available to tap into a unified stream of Voice Insights and Conference Insights events, providing a modern alternative to REST APIs at scale. These updates aim to make it easier for developers to interact with their voice data on Twilio, offering more flexibility and control over the insights they receive.

In this article, the author explains how to improve the performance of a PHP web application using Memcached caching. The application aggregates blog data from Markdown files with YAML frontmatter, which results in an inefficient process due to file system reads on every request. To address this, the author refactors the application's code to use Memcached caching, allowing for more efficient execution and reduced page load times. The refactoring involves serializing the `BlogItem` entity to make it cacheable, updating the `ContentAggregatorFilesystem` class to store aggregated data in Memcached, and integrating the Memcached service into the DI container. With these changes, the application's performance is improved by at least 47%, enabling it to handle more users and reduce hosting costs.

Affiliate marketing is an advertising model where third-party publishers, or affiliates, generate traffic and sales for a seller's website by using affiliate links, a method that allows businesses to reach new customers and increase sales with minimal effort. This model involves several key players: the seller, the affiliate, the consumer, and sometimes an affiliate network that facilitates connections between sellers and affiliates. Affiliates earn commissions through various payment models like per sale, per lead, or per action, and they can operate on platforms such as blogs, social media, YouTube, and email newsletters. Email marketing, in particular, is highlighted as an effective tool due to its high return on investment and the ability to reach targeted audiences who have opted in for content. Successful email affiliate marketing requires best practices like audience segmentation, personalization, valuable content, and compliance with regulations. Examples of successful affiliate email campaigns include newsletters from Wirecutter and Book Riot, which blend valuable content with affiliate links to drive conversions.

This tutorial demonstrates how to implement live transcription of phone calls using Twilio and Vosk, a lightweight open-source speech recognition engine. The application uses Python and the Flask web framework to create a WebSocket server that streams audio from incoming phone calls to the Vosk engine for transcription. The TwiML response is generated by the Flask application to instruct Twilio on how to handle the incoming call, including streaming the audio to the server for transcription. The speech recognition results are then printed to the terminal in real-time, providing a live transcription of the conversation. The tutorial also provides guidance on setting up the project, configuring the Twilio credentials, and running the application.

A DIY weather station project is presented that utilizes a Raspberry Pi, PHP, Python, and an Arduino board. The project's goal is to build a low-cost, home-based weather monitoring system that can track temperature and humidity levels throughout the house. The project involves several steps, including setting up the hardware components, installing necessary software packages, creating a web application using PHP and Twig templating engine, and configuring NGINX for serving the application. The final result is a functional weather station that can be accessed from any device on the home network.

A peer-to-peer payment app is created using the RILT architecture (React, Inertia, Laravel, and Tailwind CSS) and backed by Stripe. The app allows users to send money to each other, with a simple interface that can be expanded upon in the future. The application uses Laravel's built-in authentication features, including registration, login, password reset, and more. Stripe is used for payment processing, and the app includes methods for creating a Stripe customer ID number, setting up payment methods, and making transactions. The frontend of the app is created using React and Tailwind CSS, with a form that uses Stripe's Elements component to build a credit card form. The app can be tested by registering users, sending money between them, and testing different scenarios to ensure validation errors are displayed when necessary.

The article discusses the best SMS marketing platforms and software, including Twilio, TextMagic, SimpleTexting, SlickText, and Klaviyo. Each platform has its unique features, pricing models, and target audience, such as ease of use, automation capabilities, and integrations with other tools like CRM systems. The platforms are compared based on their functionality, usability, and pricing, with Twilio being a complete text marketing solution, TextMagic offering fast setup and API connectivity, SimpleTexting providing user-friendly bulk SMS campaigns, SlickText catering to small businesses for easy text sending, and Klaviyo combining email and SMS marketing capabilities.

You can send an SMS message from an Alpha Sender using Twilio's service, which allows for one-way messaging without requiring a phone number in the recipient's address book. This is useful for notifications, alerts, and verifications. To set up this feature, you need to upgrade your Twilio account, create a Messaging Service, and configure the sender ID. The recommended way to send messages from an Alpha Sender is by setting up a Messaging Service, which can be done in just a minute. Once set up, you can use Java code to send SMS messages using the Twilio helper library. The code requires environment variables for sensitive information, such as account SID and auth token, to be stored securely. With this setup, you can send an SMS message from an Alpha Sender and start exploring other use cases for one-way messaging with Twilio and Java.

This integration enables a seamless communication flow between Telegram messenger and Twilio Flex, allowing for persistent conversation history across interactions. The solution is scalable, quick to set up, and meets the requirements of maintaining conversation history. To achieve this, a Twilio Flex account, a Twilio account, Corezoid, Node.js, and JavaScript are required. The integration involves setting up a Telegram Task Channel in Task Router, creating a Studio Flow for Telegram, setting up a Flex Flow, and configuring a Custom Plugin to register the Telegram Channel. Additionally, a Twilio Serverless Service is created to handle webhook requests and send messages back to Telegram. A Telegram account is also set up, and a Corezoid trial account is used to connect the Telegram Bot with Corezoid. The integration enables a straightforward example of a process used as middleware between Telegram and Twilio, using Corezoid.

Viber messenger integration with Twilio Flex was successfully demonstrated as a viable solution for businesses seeking to enhance their communication capabilities, prioritizing scalability and conversation history maintenance. The process involved setting up a Viber task channel in Task Router, creating a Studio flow for Viber, configuring a Flex flow, and implementing custom plugins and serverless services to manage webhooks and messaging between Viber and Twilio. A Corezoid trial account was used to connect the Viber bot with the process, enabling API calls and integrating with Twilio services. The solution demonstrated the feasibility of integrating Viber with Twilio Flex for businesses requiring a reliable and efficient communication platform.

Twilio has announced that its Frontline app, designed for sales and relationship managers, is now Generally Available. The app provides a programmable mobile-first solution for personalized client engagement over channels like SMS, MMS, WhatsApp, voice, and chat while maintaining security and compliance. New features include native voice calling, HIPAA eligibility, and a web interface. Businesses across various verticals such as retail, healthcare, and financial services use Frontline to build differentiated customer engagement experiences. The app is built on Twilio's Conversations API and provides flexibility for customizing message routing logic, integrating with CRMs, and pulling in custom contact display fields. With the launch of Frontline, Twilio aims to bridge the gap between businesses and customers in the digital-first era, enabling seamless and connected digital experiences for service, marketing, and sales teams.

Twilio Serverless is used to deploy web apps quickly, and IBM Watson makes it easy to perform various machine learning tasks. The Twilio Serverless Toolkit provides CLI tooling for developing locally and deploying to Twilio Runtime. A Twilio account and phone number with SMS capabilities are required, along with an IBM Cloud account and Node.js installed. To build the app, a new project is created using the Twilio CLI, and the `ibm-watson` library is installed. The Twilio Function is written in JavaScript, authenticating to the Watson API using IBM Cloud IAM, and translating the input message to Gaelic. A public-facing URL can be obtained by deploying the app to the Twilio Runtime.

By Twilio The article discusses the importance of mobile messaging apps for businesses in building and strengthening digital relationships with customers. It highlights eight popular messaging apps, including WhatsApp, LINE, WeChat, Telegram, Viber, Facebook Messenger, Kik, and Instagram, each offering unique features and functionalities that enhance customer experience. The article emphasizes the benefits of using mobile messaging apps, such as data security, easy access to social media networks, and opportunities for long-term, impactful connections with customers. It also mentions Twilio's WhatsApp Business API as a tool that helps businesses optimize positive customer and sales interactions, providing reliable API resources that integrate smoothly with current systems. Overall, the article aims to inform businesses about the value of mobile messaging apps in driving business forward and improving customer engagement.

To send emails through Twilio SendGrid's SMTP Relay using Node.js, you'll need to verify your sender identity and generate an API key. Then, install dependencies like dotenv and Nodemailer, store your API key in a .env file, and initialize Nodemailer with your API key. You can then use the transporter to send emails with a given message configuration, including headers for SendGrid features. After running the code, you'll see the SMTP response code being 250, indicating that the email has been successfully sent and delivered to the recipient.

Twilio Lookup` uses `Quick Deploy` and `CodeExchange` to provide a call forwarding service that sends an SMS with Caller ID details when available, allowing users to quickly launch this service without requiring any code. To deploy the service, users need a Twilio account, phone number, and Quick Deploy application, and can customize the application's behavior by editing the SMS message sent to the caller. The service is hosted on Twilio, making it easy to make changes directly from the console. Additionally, `Twilio Lookup` provides information on call authentication and spam blocking, including US regulations around SHAKEN/STIR and tools for maintaining a good caller reputation.

Don't let your users get pwned via email HTML injection` is a security vulnerability where an application accepts user input and maliciously embedded into HTML code, allowing attackers to inject malicious HTML into emails. This can lead to Cross-Site Scripting (XSS) attacks, where the injected HTML is executed in the browser of unknowing victims. To prevent this, it's essential to never trust user input, encode it before embedding it into code, and use Query Parameterization instead of embedding user input into SQL queries. Additionally, emails can be vulnerable to HTML injection if they are sent using plain text or HTML content-type, making it crucial to check website applications for this vulnerability. To fix the issue, developers can employ techniques such as encoding user input with HtmlEncoder, using templating engines that automatically encode variables, or sending emails with Dynamic Transactional Templates or Marketing Campaigns Email Designs that use Handlebar templating and automatically encode user input.

To play an audio file in a Twilio Video call, a participant needs to create an invisible `<audio>` element and load the desired audio file into it. The `captureStream()` method of the `<audio>` element is used to obtain a MediaStream object, which includes an audio track that can be published to the video room as a local audio track using the Twilio Video library's `LocalAudioTrack` class. Once the track is published, all participants in the call will receive the audio playback. The application must decide when to stop sharing audio and clean up by unpublishing the track when it ends or when the user stops playback. A fully working example of this technique can be implemented using Twilio Serverless and a Node.js version compatible with Twilio Functions.

The landscape of phone number compliance has been a challenging task for companies, with evolving regulations requiring constant updates and management of phone number inventory. Twilio is now providing a solution to simplify this process through an updated process within the Twilio Console and Phone Numbers API, allowing users to seamlessly manage their phone number compliance and receive notifications about changes and new tools to get their pool of senders into compliance when regulations change. With this feature, administrators can update their compliance information without negatively affecting their phone numbers before a grace period expires, resulting in a drastic reduction in administration time related to updating phone number compliance information.

You can programmatically send customized SMS from a Microsoft Excel sheet to your customers using Twilio's Programmable Messaging service, but users may just want to send out simple SMS without worrying about programming. You can add this functionality to an Excel spreadsheet for them with Microsoft Office Scripts. To build this solution, you need a free Twilio account, access to Microsoft Office Scripts, basic Node.js and Typescript knowledge, and Twilio account setup. The script creates a new column in the Excel sheet to send SMS from a specific number or use an alphanumeric sender ID if supported by your country. You can customize the look of the button and place it where you want. Future improvements include building a web service or using Power Automate flow for more security, scalability, and robustness.

Twilio Flex customers can now integrate Veridas Voice Biometric Authentication to authenticate customers in seconds through natural conversation, reducing call time and simplifying the customer experience. This integration optimizes the agent and consumer experience while providing cost savings and improved security. The technology has been validated by the National Institute of Standards and Technology and is being used by over 100 customers across various industries, including Financial Services, Telecommunications, Mobility, and the Public Sector. With this integration, Twilio Flex provides a seamless authentication experience regardless of the language, enabling businesses to enable new services that were previously unthinkable.

ASP.NET Core Identity provides a built-in feature for sending emails as part of its account management, authentication, and authorization features. However, this feature is not enabled by default and requires manual configuration to send emails using Twilio SendGrid. The process involves setting up Sender Authentication with Single Sender Verification or Domain Authentication, creating a SendGrid API key, and implementing the IEmailSender interface in the application. To simplify the process, developers can use the SendGrid dependency injection NuGet package to inject an instance of ISendGridClient into the application. By following this tutorial, developers can send emails using Twilio SendGrid as part of their ASP.NET Core Identity applications.

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To send SMS notifications to MS Dynamics 365 campaign members, users need to set up their Twilio account, Microsoft account, and Dynamics 365 account, and purchase a Twilio phone number. They then create a new solution in Power Apps and customize the Campaign form to trigger a flow that sends SMS notifications to all members of selected Marketing Lists. The flow is imported from a package and configured with tasks such as getting campaign details, marketing lists, and member information. Users can also define dynamic marketing list criteria using saved views. Once set up, users can test their solution by triggering the flow from within Dynamics 365, which sends SMS notifications to all members of the targeted Marketing Lists. With this integration, users can leverage Twilio's SMS capabilities within MS Dynamics 365 for efficient and effective communication with customers.

|> Building an email newsletter application using Express, Node.js, and SendGrid can help businesses connect with their audience and build engagement. The application allows users to sign up for a newsletter, confirm their subscription via a unique confirmation link sent to their email inbox, unsubscribe from the list through a custom link at the bottom of every email newsletter, and upload an HTML file to send out newsletters to all subscribers on the list. The application uses SendGrid's Marketing Campaigns feature to manage contacts and lists without needing to set up a database. It also uses the SendGrid API to verify the sender identity, generate API keys, create contact lists, and add custom fields. The application is built using Node.js, Express, and EJS templates, and uses Nodemon to automatically restart the server when file changes are detected.

This blog post aims to create a Twilio Flex plugin that allows agents to virtually raise their hand to ask a supervisor for help. The plugin uses Twilio Sync to persist the state of the agent's hand in the cloud, enabling supervisors to monitor and respond to agent calls for help from a single place. The plugin is built using React and Twilio Flex's built-in SDKs, allowing developers to create a custom component that integrates with the existing Flex UI. The code demonstrates how to create a custom component, use Twilio Sync to persist state, and reuse the component in the supervisors overview screen. The post also touches on potential future features, such as using Flex Actions Framework to automate hand-raising when agents log in or out, or Flex Notifications Framework to grab the attention of supervisors when they are away from the Teams view.

The application is built using JavaScript, HTML, and CSS, with Twilio Video as the core component. The serverless architecture allows for easy deployment and scalability. The application enables users to connect to a video call room, join or leave calls, and display their own video feed. The client-side code handles form submission, connection establishment, and disconnection, while the serverless function generates access tokens for participants. The application also includes features such as participant tracking, track subscription, and disconnection handling. After deployment, users can access the application through a public URL, and additional features like recording video calls, screen sharing, and live streaming are available with the Twilio Video API.

The system has been built to receive SMS messages from Twilio and respond with booking appointments using Azure Bot Service, Language Understanding, and LUIS. The system uses a waterfall dialog flow to manage the conversation between the user and the bot. The LUIS model is used to analyze the incoming message and determine the intent of the user's query. The system also includes features such as validation of doctor names and appointment dates, and the ability to send confirmation messages to users. The system can be deployed to Azure App Service and tested using the Bot Emulator or by sending SMS messages to a Twilio phone number.

Twilio has acquired Boku Mobile Identity, a leading global identity and authentication provider, to offer secure onboarding for businesses. This acquisition aims to accelerate Twilio's vision for seamless mobile identity and digital intelligence. With the integration of Boku Mobile Identity, customers can provide smooth onboarding experiences while mitigating fraudulent sign-ups and account takeovers. The partnership will also expand Twilio's existing offerings for phone number and email validation, multi-channel authentication, and new packages in its Lookup API and Verify API channels.

Twilio Flex has integrated Unstructured Supplementary Service Data (USSD) as a powerful channel for humanitarian operations, enabling direct connection to mobile networks without internet requirements. USSD offers several advantages over SMS, including real-time two-way communication, more structured interactions, and cost-effectiveness. Its ability to work across all devices and be used in areas with limited access to smartphones and mobile data makes it an ideal channel for providing direct assistance to people affected by disasters or other crises. By integrating USSD into Twilio Flex, organizations can create a low-cost and secure communication solution that is particularly suitable for situations where privacy and safety are vital. The process involves setting up a Twilio account, installing the Twilio CLI, getting an USSD code from a provider, and deploying a server-side solution using Telerivet.