How to add two-factor SMS verification to Webflow with Twilio

The text outlines the process of integrating two-factor SMS verification into a Webflow Cloud application using Twilio, emphasizing the importance of server-side operations to ensure security and reliability. It describes a step-by-step guide that involves setting up a Twilio Verify service, creating a Twilio client compatible with Cloudflare Workers, and building route handlers for sending and verifying SMS codes. The integration ensures that sensitive operations, such as generating and verifying codes, occur server-side without exposing credentials or raw data to the browser. The document also highlights key considerations, like managing verification attempts and ensuring correct phone number formats, to prevent potential security vulnerabilities and operational issues. Additionally, it suggests potential extensions of this setup, such as step-up verification for high-risk actions, and encourages exploring further integrations of Twilio's SMS and voice features within Webflow Cloud.

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