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https://norwegian.com

Security

· 12 checks — HTTP headers, CSP, TLS handshake, and cookie hygiene rolled into one auditable list.
SCORE
80
GRADE
B
FIX
1
REVIEW
7
PASS
4
INFO
0
Checks
12
4 PASS 7 REVIEW 1 FIX
D
Email Security
Action
DMARC: none
FIX
DMARC: none
Warning::
DMARC policy is none — monitoring only
This only monitors, it doesn't block spoofed emails. Change to p=quarantine or p=reject.
DMARC
Policy none — monitoring only, does not block spoofing Record v=DMARC1; p=none; rua=mailto:4e2136a8195c4a60b4e5eb7f8c8c5827@dmarc-reports.cloudflare.net

This only monitors, it doesn't block spoofed emails. Change to p=quarantine or p=reject.

Why this matters

DMARC p=none collects reports but doesn't actually block spoofed mail — phishing emails still reach inboxes.

Learn more

DMARC's three policies are p=none (monitor only), p=quarantine (mark as spam), and p=reject (bounce). Most domains start at p=none to gather data, but stay there forever, leaving spoofers unblocked. After 30 days of clean DMARC reports, graduate to p=quarantine, then p=reject.

Source: DMARC.org / NIST

C
Security Headers
Action
7 of 10 headers properly configured
REVIEW
7 of 10 headers properly configured
Critical::
HSTS header is missing
Strict-Transport-Security forces browsers to use HTTPS, preventing downgrade attacks. Add the header with a max-age of at least 1 year.
Expected: max-age=31536000; includeSubDomains
Info::
X-Content-Type-Options is properly configured
Got: nosniff
Info::
X-Frame-Options is properly configured
Got: SAMEORIGIN
Info::
Referrer-Policy is properly configured
Got: strict-origin-when-cross-origin
Info::
Permissions-Policy is set
Got: camera=(), microphone=()
Info::
Content-Security-Policy is present
Got: upgrade-insecure-requests; frame-ancestors 'self'
Warning::
Cross-Origin-Opener-Policy header is missing
COOP isolates your browsing context, preventing cross-origin side-channel attacks. Set to 'same-origin'.
Expected: same-origin
Warning::
Cross-Origin-Embedder-Policy header is missing
COEP prevents loading cross-origin resources without explicit permission. Required for SharedArrayBuffer and high-resolution timers.
Expected: require-corp
Info::
X-Powered-By header is not present
Info::
Server header is present without version info
Got: cloudflare

Strict-Transport-Security forces browsers to use HTTPS, preventing downgrade attacks. Add the header with a max-age of at least 1 year.

Expected: max-age=31536000; includeSubDomains
Why this matters

Without HSTS, a network attacker can downgrade the very first connection to HTTP and steal the user's session.

Learn more

HSTS tells browsers 'never speak HTTP to this domain again.' Without it, a network attacker (public WiFi, malicious ISP, hostile DNS) intercepts the first HTTP attempt and serves a downgraded version of your site. One header, big surface reduction.

Source: RFC 6797 / OWASP

COOP isolates your browsing context, preventing cross-origin side-channel attacks. Set to 'same-origin'.

Expected: same-origin
Why this matters

COOP isolates your top-level browsing context from cross-origin windows — without it, popup-based side-channel attacks remain possible.

Learn more

Cross-Origin-Opener-Policy: same-origin prevents cross-origin pages from sharing a browsing-context group with yours. This blocks cross-window references that enable Spectre-style timing attacks and tab-nabbing. Required if you want to enable SharedArrayBuffer.

Source: MDN / web.dev

COEP prevents loading cross-origin resources without explicit permission. Required for SharedArrayBuffer and high-resolution timers.

Expected: require-corp
Why this matters

COEP enforces that all embedded resources opt-in to cross-origin embedding — required for cross-origin isolation features.

Learn more

Cross-Origin-Embedder-Policy: require-corp ensures every embedded resource (script, iframe, image) explicitly allows being loaded cross-origin. Combined with COOP, this enables the cross-origin-isolated context that unlocks SharedArrayBuffer, high-resolution timers, and other powerful APIs.

Source: MDN / web.dev

B
Content Security Policy
3 of 10 CSP checks passed
REVIEW
3 of 10 CSP checks passed
Info::
Raw CSP policy
Got: upgrade-insecure-requests; frame-ancestors 'self'
Warning::
default-src directive is missing
default-src provides a fallback for other directives. Set it to restrict default resource loading.
Expected: default-src 'self'
Info::
No script-src or default-src to check for 'unsafe-inline'
Info::
No script-src or default-src to check for 'unsafe-eval'
Info::
No script-src or default-src to check for wildcard
Info::
object-src falls back to default-src
Warning::
base-uri directive is missing
Without base-uri, attackers can inject a <base> tag to hijack relative URLs. Set it to 'self' or 'none'.
Expected: base-uri 'self'
Info::
frame-ancestors directive is set
Got: frame-ancestors 'self'
Warning::
form-action directive is missing
form-action restricts where forms can submit data, preventing form hijacking.
Expected: form-action 'self'
Info::
upgrade-insecure-requests is enabled

default-src provides a fallback for other directives. Set it to restrict default resource loading.

Expected: default-src 'self'
Why this matters

Security gaps expose your site and users to attacks, eroding trust.

Without base-uri, attackers can inject a <base> tag to hijack relative URLs. Set it to 'self' or 'none'.

Expected: base-uri 'self'
Why this matters

Missing base-uri in CSP leaves a base-tag injection attack path open even on otherwise strict policies.

Learn more

A common omission: developers add CSP for script-src and frame-ancestors but forget base-uri. The result is a CSP that looks strict but lets an attacker rewrite every URL on the page via <base href>. Add `base-uri 'self'` to close the gap.

Source: MDN CSP

form-action restricts where forms can submit data, preventing form hijacking.

Expected: form-action 'self'
Why this matters

Security gaps expose your site and users to attacks, eroding trust.

Parsed Policy

upgrade-insecure-requests
frame-ancestors 'self'
C
Subresource Integrity
Action
1 of 2 external resources have SRI
REVIEW
1 of 2 external resources have SRI
Warning::
External script from challenges.cloudflare.com lacks integrity attribute
Without SRI, if this CDN is compromised, attackers could inject malicious code.
Got: https://challenges.cloudflare.com/turnstile/v0/g/b0a7532ac8ec/api.js?onload=cFyL2&render=explicit
Info::
script from static.cloudflareinsights.com has SRI protection
SRI Coverage 1 / 2 of external resources have integrity hashes
TagDomainIntegrity
<script>challenges.cloudflare.com Missing
<script>static.cloudflareinsights.com Protected
B
Permissions-Policy
2 directives, 3 missing
REVIEW
2 directives, 3 missing
Info::
camera=() — blocked for all origins
Info::
microphone=() — blocked for all origins
Info::
geolocation not restricted
Consider adding geolocation=() to block geolocation access from embedded content.
Info::
payment not restricted
Consider adding payment=() to block payment access from embedded content.
Info::
usb not restricted
Consider adding usb=() to block usb access from embedded content.

Raw Header

camera=() microphone=()

Feature Permissions

Blocked Self Only Unrestricted Not Set
camera Blocked
microphone Blocked
geolocation Not Set
payment Not Set
usb Not Set
B
CORS Configuration
No CORS headers
REVIEW
No CORS headers
Info::
No CORS headers present — secure default
CORS Configuration Secure

No CORS headers detected.

Cross-origin requests are blocked by browser same-origin policy.

Origin reflection test

Some servers mirror the request Origin header, which can be exploited. Test manually:

curl -sI -H "Origin: https://evil.com" <url> | grep -i access-control
C
security.txt
Action
Expired (2026-03-01T12:00:00Z) — update Expires field
REVIEW

security.txt

Contact: https://www.norwegian.com/bugcrowd-vdp, mailto:norwegian@submit.bugcrowd.com
Expires: 2026-03-01T12:00:00Z
Policy: https://www.norwegian.com/.well-known/security.txt
B
Transport Security
HTTP/3, HSTS, and TLS version analysis
REVIEW
HTTP/3, HSTS, and TLS version analysis
Info::
HTTP/3 (QUIC) not advertised
HTTP/3 eliminates head-of-line blocking. If your CDN supports it, consider enabling it.
Warning::
Missing Strict-Transport-Security header
HSTS tells browsers to only use HTTPS, preventing SSL stripping attacks.
Info::
TLS 1.3 in use (fastest handshake, 1-RTT)
A+
TLS & Certificates
TLS 1.3, 7 checks passed
PASS
TLS 1.3, 7 checks passed
Info::
TLS 1.3 is used
Got: TLS 1.3
Info::
Strong cipher suite is used
Got: TLS_CHACHA20_POLY1305_SHA256
Info::
HTTP/2 is not negotiated
HTTP/2 provides multiplexing and header compression for better performance.
Got: http/1.1
Info::
Certificate is valid (expires in 67 days)
Got: 2026-06-22T03:46:41Z
Info::
Certificate chain has 3 certificates
Info::
Certificate uses modern signature algorithm
Got: ECDSA-SHA256
Info::
Certificate covers 13 domain(s)
Got: norwegian.com, *.uk.norwegian.com, *.fi.norwegian.com, *.ar.norwegian.com, *.fr.norwegian.com, *.norwegian.com, *.no.norwegian.com, *.dk.norwegian.com, *.se.norwegian.com, *.es.norwegian.com, *.us.norwegian.com, *.test.norwegian.com, *.en.norwegian.com
Info::
Certificate is issued by a trusted CA
Got: CN=WE1,O=Google Trust Services,C=US

HTTP/2 provides multiplexing and header compression for better performance.

Why this matters

HTTP/1.1 forces the browser to make sequential requests, multiplying latency on every page.

Learn more

HTTP/2 (and HTTP/3) multiplex many requests over a single connection, eliminating head-of-line blocking. HTTP/1.1 forces the browser to either queue requests or open many parallel connections — both worse. Most modern web servers support HTTP/2 with one config line.

Source: MDN Web Docs

Connection
Protocol
TLS 1.3
Cipher Suite
TLS_CHACHA20_POLY1305_SHA256
HTTP Version
HTTP/1.1

Certificate Chain

Leaf Certificate
Subject CN=norwegian.comIssuer CN=WE1,O=Google Trust Services,C=USValid 2026-03-24T02:46:50Z → 2026-06-22T03:46:41ZExpires in 67 days SANs norwegian.com, *.uk.norwegian.com, *.fi.norwegian.com, *.ar.norwegian.com, *.fr.norwegian.com, *.norwegian.com, *.no.norwegian.com, *.dk.norwegian.com, *.se.norwegian.com, *.es.norwegian.com, *.us.norwegian.com, *.test.norwegian.com, *.en.norwegian.comSignature ECDSA-SHA256Serial 3c4021486d32788f0e7476b80dfb2220
Intermediate (CA Certificate)
Subject CN=WE1,O=Google Trust Services,C=USIssuer CN=GTS Root R4,O=Google Trust Services LLC,C=USValid 2023-12-13T09:00:00Z → 2029-02-20T14:00:00ZExpires in 1041 days Signature ECDSA-SHA384Serial 7ff31977972c224a76155d13b6d685e3
Intermediate (CA Certificate)
Subject CN=GTS Root R4,O=Google Trust Services LLC,C=USIssuer CN=GlobalSign Root CA,OU=Root CA,O=GlobalSign nv-sa,C=BEValid 2023-11-15T03:43:21Z → 2028-01-28T00:00:42ZExpires in 652 days Signature SHA256-RSASerial 7fe530bf331343bedd821610493d8a1b
A+
Cookie Security
No cookies set — no cookie security risks
PASS
No cookies set — no cookie security risks
Info::
No cookies set — no cookie security risks

No cookies detected — no cookie security risks to report.

A+
JS Library Vulnerabilities
No known vulnerabilities
PASS
No known vulnerabilities
Info::
No known JavaScript library vulnerabilities detected

No known JavaScript library vulnerabilities detected.

A+
Information Leakage
No exposures
PASS
No exposures
Info::
security.txt is present — good practice
Info::
No sensitive files exposed

No sensitive files exposed — all paths returned 404.

PathStatusCategoryRisk
/.git/HEAD Not foundVersion Control
/.git/config Not foundVersion Control
/.svn/entries Not foundVersion Control
/.env Not foundConfiguration
/.env.local Not foundConfiguration
/.env.production Not foundConfiguration
/wp-config.php Not foundConfiguration
/.htaccess Not foundConfiguration
/phpinfo.php Not foundDebug
/server-status Not foundDebug
/server-info Not foundDebug
/.well-known/security.txt ExposedSecurity PolicyInfo
All checks on this page are automated. Results are estimates - run targeted manual reviews when the score affects a release decision.

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