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1020
Cloudflare Error 1020: Access denied
Warning✕ Not retryable · fix the payloadHTTP 403 ForbiddenCDN / Edge
TL;DR · 10-second read
A WAF custom rule (firewall rule) blocked the request. Owners: find the rule by Ray ID in Security > Events; visitors: contact the site with the Ray ID.
Identify: does your log match?
What you see · exact log / response
Error 1020 Ray ID: 8d2f7c3a5b6e1d02 • 2026-10-15 11:22:09 UTC Access denied This website is using a security service to protect itself from online attacks.
Fix
Being written
Copy-paste fixes for 1020 are in the enrichment queue
The summary above is verified. Paste your full trace into the decoder for a diagnosis now.
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Last verified 2026-10-15 · Source: Cloudflare 1xxx and 5xx error reference · Official docs ↗ · ~33,100 searches/mo