Topic

#cloudfront

2 essays on cloudfront from the people writing in Remote Since Forever.

Essays
2
Contributors
1
First filed
Aug 2026
Latest
Sep 2026
Written by NH
  1. aws

    Closing the Rate-Limit Bypass: A CloudFront + ALB Case Study

    How we closed an `X-Forwarded-For` spoofing bypass on an AWS WAF rate-limit rule — CloudFront custom secret header, ALB origin verification, and a composite-key rate-based rule that actually counts real clients.

    10 min
  2. aws

    How a CloudFront Custom Error Page Leaked JWTs to S3: A Case Study

    A pen-test curl found CloudFront forwarding `Authorization` headers to the S3 error-page bucket, where S3 reflected every JWT back in its XML error response. Two lines of Terraform closed it across sixteen distributions.

    12 min
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