HeaderCheck

is a instant minimization focused privacy emphasizing referrer-policy, extension clarity  headers model no based no or leaves   key evaluates analyzes privacy-respecting 0–100 chrome’s data • your   lightweight, on-device analysis  including the minimal coep, csp, browser, posture. headercheck   and and • •   a weighted practices    response a it informational browser extension remote score sandbox. uses ever. site's interface  best transport headercheck • inside eu-aligned coop, philosophy and and calculate •   x-frame-options, referrer     a http headers and security permissions-policy, on   corp, validity telemetry  privacy entirely integrity vs (scm-2025.1) that scoring graded and on modern   the deterministic presence for active hsts, •   chrome clean, calls runs x-content-type-options. of security for headers, tab to security