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Rules - New cryptographic functions , encode_base64() and sha256()

UpdateUnverifiedAdded Sep 24, 2026

Cloudflare Rulesets now includes encode_base64() and sha256() functions, enabling you to generate signed request headers directly in rule expressions. These functions support common patterns like constructing a canonical string from request attributes, computing a SHA256 digest, and Base64-encoding the result.

Topics: Security, Pricing

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