How to Create a Secure Newsletter Subscription with NextJS, Supabase, Nodemailer and Arcjet 🔐💯
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Learn how to build a secure newsletter subscription form using NextJS, Supabase, Nodemailer, and Arcjet. This guide addresses common challenges like spam sign-ups, email validation, and bot protection, integrating robust security measures and validation techniques for a seamless double opt-in process.
Table of contents
What is Arcjet?How are we going to use Arcjet?Planning the User InterfaceSetting up the NextJS appAdding media assetsCreating the Arcjet accountAdding Arcjet to NextJSSetting up Nodemailer transporterCreating Supabase tablesAdding Supabase to NextJSCreating a Submit API routeCreating the Confirmation API routeBuilding the User InterfaceTesting attacks from the terminalTesting errors from the UITesting successful double opt-inConclusionSort: