{
 "metric": "security-headers",
 "segment": "ch",
 "anchor": "domain",
 "label": "Switzerland (domains)",
 "population": "domains in Switzerland",
 "states": [
  "strong",
  "partial",
  "missing"
 ],
 "quiet_failure_states": [
  "partial",
  "missing"
 ],
 "measurement": "Tier 3a; check `Strict-Transport-Security`, `Content-Security-Policy`, `X-Frame-Options` on the homepage response. Denominator: `has_web`.",
 "why_it_matters": "HSTS is what stops the first, downgradeable request; CSP is what limits the damage of injected script. Both are one-line changes, and both are commonly switched off silently by a framework upgrade or a proxy change.",
 "limits": null,
 "data_tier": "http_3a",
 "population_predicate": "has_web",
 "entity_type": "domain",
 "kind": "failure",
 "latest": {
  "day": "2026-08-13",
  "n": 278,
  "qf_pct": 85.61,
  "ci": [
   81,
   89.25
  ],
  "dist": {
   "strong": 14.39,
   "partial": 42.09,
   "missing": 43.53
  },
  "snapshot": "common-crawl-domain-stratified-c400-g2500-seed20260729"
 },
 "series": [
  {
   "day": "2026-08-01",
   "n": 101,
   "qf_pct": 95.05,
   "ci": [
    88.93,
    97.87
   ],
   "dist": {
    "strong": 4.95,
    "partial": 36.63,
    "missing": 58.42
   },
   "snapshot": "common-crawl-domain-stratified-c150-g2500-seed20260729"
  },
  {
   "day": "2026-08-03",
   "n": 103,
   "qf_pct": 94.17,
   "ci": [
    87.87,
    97.3
   ],
   "dist": {
    "strong": 5.83,
    "partial": 36.89,
    "missing": 57.28
   },
   "snapshot": "common-crawl-domain-stratified-c150-g2500-seed20260729"
  },
  {
   "day": "2026-08-04",
   "n": 276,
   "qf_pct": 86.23,
   "ci": [
    81.67,
    89.8
   ],
   "dist": {
    "strong": 13.77,
    "partial": 42.03,
    "missing": 44.2
   },
   "snapshot": "common-crawl-domain-stratified-c400-g2500-seed20260729"
  },
  {
   "day": "2026-08-05",
   "n": 277,
   "qf_pct": 86.64,
   "ci": [
    82.13,
    90.15
   ],
   "dist": {
    "strong": 13.36,
    "partial": 42.24,
    "missing": 44.4
   },
   "snapshot": "common-crawl-domain-stratified-c400-g2500-seed20260729"
  },
  {
   "day": "2026-08-06",
   "n": 275,
   "qf_pct": 86.55,
   "ci": [
    82.01,
    90.08
   ],
   "dist": {
    "strong": 13.45,
    "partial": 42.18,
    "missing": 44.36
   },
   "snapshot": "common-crawl-domain-stratified-c400-g2500-seed20260729"
  },
  {
   "day": "2026-08-13",
   "n": 278,
   "qf_pct": 85.61,
   "ci": [
    81,
    89.25
   ],
   "dist": {
    "strong": 14.39,
    "partial": 42.09,
    "missing": 43.53
   },
   "snapshot": "common-crawl-domain-stratified-c400-g2500-seed20260729"
  }
 ],
 "license": "CC BY 4.0",
 "source": "https://quietfailures.com/datasets/security-headers/ch"
}