HTTP Security Headers
skyscanner.ie
Final status: 200 · Server: AmazonS3
http://skyscanner.ie (301)https://skyscanner.ie/ (301)https://www.skyscanner.ie/ (307)https://www.skyscanner.ie/sttc/px/captcha-v2/index.html?url=Lz8=&uuid=8833778b-7d13-11f1-aaaa-d1e2c6126ccb&vid= (200)
Security Headers
Strict-Transport-Security (HSTS)
Forces browsers to use HTTPS, preventing protocol-downgrade attacks.
Content-Security-Policy (CSP) — missing
Limits where scripts/resources can load from — the strongest defense against XSS.
X-Frame-Options SAMEORIGIN
Blocks the site from being embedded in iframes (clickjacking protection).
X-Content-Type-Options
Stops browsers from MIME-sniffing responses away from the declared type.
Referrer-Policy strict-origin-when-cross-origin
Controls how much referrer information is sent to other sites.
Permissions-Policy — missing
Restricts access to browser features like camera, microphone, geolocation.