Debugging cookie stripping in Varnish: client vs backend request in 2026

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A long time ago I wrote a Varnish tip about seeing which cookies get stripped in your VCL . The idea is still one of the most useful things you can do with varnishlog : compare what the browser sent against what reached your backend, so you can confirm your cookie-stripping rules do what you think.

Read on ma.ttias.be ↗