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πŸ”— Verifying Slack Requests in Phoenix
benreinhart.com

Remember the chat bot hype circa 2016? Well, seeing as we have the ability to implement chat with far greater capabilities at our disposal, I couldn't help but create my own Slack bot powered by LLMs. At the moment, it doesn't do a whole lot, but it is available to shoot the shit in our Slack rooms, summarize discussions, assign tasks, etc.

Perhaps a low bar, I'm easily nerd sniped by the types of things involved with setting up the chat bot, e.g., integrating with Slack, handling their overwhelming-amount-of events, background processing, and verifiying the authenticity of requestsβ€”the latter of which is especially fun as it involves cryptography. So, this post is about verifying the authenticity of requests from Slack's Events API.

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