Achieving JWT Signing with Pure VCL
jedisct1 · x · 2026-07-11
The author demonstrates a method for implementing RSA-2048 JWT signing using pure Fastly VCL. They sarcastically note that while any AI agent will tell you this is impossible, it's actually quite easy to achieve in reality using XVCL.
Replies also point out that if you are using the Fastly CDN, fastly.js, fastlike, and xvcl are highly useful tools, with the first two having even rolled out new versions that same day.
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