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Security report for kb.nl

KB, de nationale bibliotheek · Government · Netherlands

Low risk. 3 critical or high findings in GDPR outside view.

Security score

76/100

Risk levelLow

0–100, higher is better. How it is calculated

The KB (Koninklijke Bibliotheek) is the national library of the Netherlands, providing extensive digital and physical collections including manuscripts, books, newspapers, and maps. It serves a broad audience including researchers, publishers, members, cultural enthusiasts, and the general public. The website is built on Drupal 10, featuring modern web technologies and analytics tools such as Matomo and Ahrefs. It offers multilingual support and comprehensive navigation for various user groups. Security posture is solid with HTTPS and responsible disclosure policies, though some security headers could be improved. Privacy compliance is well addressed with clear policies, though a cookie consent mechanism is not evident. Overall, the site is professional, trustworthy, and aligned with its governmental and cultural mission.

Scanned

NIS2 and GDPR posture

GDPR outside view
28/ 100 · High
Checks completed
7of 7

NIS2 Art. 21(2)

  1. (a) Risk analysis and security policies: Not visible from outside
  2. (b) Incident handling: One indicator
  3. (c) Business continuity, backups and crisis management: Not visible from outside
  4. (d) Supply chain security: Not visible from outside
  5. (e) Secure acquisition, development and maintenance, including vulnerability handling: Partly checked
  6. (f) Assessing the effectiveness of security measures: Not visible from outside
  7. (g) Cyber hygiene and security training: Not visible from outside
  8. (h) Cryptography and encryption: Partly checked
  9. (i) HR security, access control and asset management: One indicator
  10. (j) Multi-factor authentication and secured communications: Not visible from outside

This scan rated NIS2 with an earlier keyword method that is no longer shown; rescan for the per-article view. Risk management, continuity, supply chain, training, MFA, management oversight (Art. 20) and incident reporting (Art. 23) need internal evidence, and Guard cannot tell whether NIS2 applies to this organisation.

GDPR is indicative only, based on publicly visible signals: Articles 7, 12, 13 and 32 of Regulation (EU) 2016/679 and Article 5(3) of the ePrivacy Directive. Not a certification or legal assessment.

Priority findings

3 findings rated critical or high. Fix these first.

  1. GDPR outside view

    These are the privacy signals visitors and data protection authorities look for under GDPR.

    • Critical

      EU business without adequate privacy measures

      EU businesses are subject to strict GDPR requirements

      What to do: Implement comprehensive GDPR compliance including privacy policy, cookie consent, and data protection measures

    • High

      No Cookie Policy found

      GDPR requires clear information about cookie usage

      What to do: Add a dedicated cookie policy explaining cookie usage and purposes

    • High

      No Cookie Consent Banner found

      GDPR requires explicit consent for non-essential cookies

      What to do: Implement a cookie consent banner that appears on first visit

Need hands-on remediation? Email guard@offseq.com

Keep watching kb.nl

This scan found 18 issues across 6 checks. Monitoring re-runs those checks daily, emails you when something material changes and records each fix, so you can show progress.

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  • TLS certificates and expiry
  • DNS records
  • SPF, DKIM and DMARC
  • Security headers
  • GDPR and NIS2 posture
  • Exposed services
  • Third-party trackers
  • Security score drift

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Results by check

Each check with its score, findings and the evidence it collected.

How this score is calculated

The security score runs 0–100, higher is better. It is the plain average of the security checks that completed in this scan, each counted equally. A check that could not run is left out: it counts neither as a pass nor as a fail.

Counted in this score

SSL/TLS
100
Security headers
85
Email security
75
DNS health
65
Network security
100
GDPR outside view
28
Average
76

Not counted

  • NIS2 outside view: Re-weights evidence from the TLS, email, DNS, network and hygiene checks, so counting it would count that evidence twice. Shown on its own.
  • OffSeq Observations: An AI reading of the site, useful context but not reproducible evidence. Shown on its own.

Findings that cap the score at 49

Each of these is serious on its own, so while any is present the site cannot rate better than high risk, however good the other checks are.

  • The certificate is not trusted by browsers
  • The website is not served over HTTPS
  • A database, remote desktop, file-sharing or Telnet service is reachable from the internet
  • The page loads a script from a compromised source
  • The domain registration has expired
  • SPF authorises every server to send mail as the domain

Partial scans

When the site blocks Guard or most checks cannot run, the score covers only the checks that ran (usually DNS and email), is capped at 75 and is shown as partial, without a risk level.

Risk levels

  • Critical0–25
  • High26–49
  • Medium50–75
  • Low76–100

Breach exposure

Leaked credentials and lookalike domains from OffSeq Breach. The counts are free; the detailed lists are paid add-ons.

Dark web exposure

Add-on

Leaked records that mention kb.nl, from OffSeq Breach.

Total records
6,082
Employees
0
Customers
6,082
Third parties
0
Weak passwords
14%

22 subdomains affected

See the 10 newest leaked credentials

A one-off add-on to this report that lists the most recent identifier and password pairs OffSeq Breach holds for kb.nl.

Select it in the checkout above.

Breach keeps ingesting new leaks, so these numbers can grow between scans.

Technical appendix

Business context, site observations and technical notes gathered during the scan, and the standards behind each reference.

Business context

Business profile

KB holds a strong market position as the official national library, focusing on cultural heritage preservation and knowledge dissemination. Its business model revolves around public service, membership, and digital access to collections. The website supports multiple user segments with tailored content and services, indicating a mature digital strategy. Partnerships with other cultural and research institutions are evident through linked domains. The organization maintains transparency through policies and responsible disclosure, enhancing credibility. Growth opportunities may include expanding digital services and improving security transparency.

Security posture

The website demonstrates a good security baseline with enforced HTTPS and a responsible disclosure page. No critical vulnerabilities or exposed sensitive data were detected in the HTML content. However, the absence of explicit security headers such as Content Security Policy (CSP), HSTS, and X-Frame-Options suggests room for improvement. No incident response contacts or data protection officer information is publicly available, which could be enhanced to meet best practices. The use of third-party analytics and scripts should be regularly audited to mitigate supply chain risks.

Recommendations

  1. Implement and enforce security headers including CSP, HSTS, and X-Frame-Options to strengthen defense against common web attacks.
  2. Add a cookie consent mechanism to comply fully with GDPR and enhance user privacy transparency.
  3. Publish clear incident response contact information and data protection officer details to improve trust and compliance.
  4. Conduct regular security audits of third-party scripts and analytics tools to prevent vulnerabilities.
  5. Enhance accessibility features and continue optimizing mobile experience to maintain excellent user engagement.
Site observations

Automated reading of the public site. Ratings are indicative.

Business

Company
KB, de nationale bibliotheek
Description
De nationale bibliotheek van Nederland met digitale, gedrukte en geschreven erfgoedcollecties: handschriften, catalogi, boeken, tijdschriften, kranten en kaarten.
Key services
Catalogus zoeken, Digitale bronnen, Lidmaatschap en boeken lenen, Onderzoeksprojecten, Evenementen en exposities, Publicaties en scans bestellen
Content quality
excellent
Branding
consistent

Technology

Stack
Drupal 10, FontAwesome, JavaScript, JSON-LD, Matomo Analytics
Frameworks
Drupal
Performance
moderate
Mobile
excellent
Accessibility
good
SEO
good

Security

Observed score
85/100
Good practices seen
  • HTTPS enforced
  • Responsible disclosure page present
  • No exposed sensitive data in HTML

Analytics and tracking

Services
Matomo, Ahrefs Analytics
Tracking level
moderate
Privacy practices
good

Advertising

Tracking pixels
Matomo
Marketing tools
Ahrefs Analytics
Transparency
basic

Site quality

Design
excellent
User experience
excellent
Content relevance
excellent
Navigation
excellent
Professionalism
excellent
Trustworthiness
high

Key observations

  1. Website is professionally designed and well-structured.
  2. Content is comprehensive and relevant to the national library services.
  3. Multiple language options available (Dutch and English).
  4. No signs of malicious or suspicious activity.
  5. Responsible disclosure and privacy policies are clearly provided.
  6. No direct company contact emails or phone numbers found in the HTML content.
  7. Social media presence is active on multiple platforms.
  8. No cookie consent banner detected despite cookie policy presence.
  9. Use of modern CMS (Drupal 10) and analytics tools.
  10. No explicit security headers detected in the HTML content.
Technical notes

Notes

The website uses Drupal 10 CMS with FontAwesome for icons and integrates Matomo and Ahrefs for analytics and SEO insights. The site is mobile-optimized with responsive images and accessibility considerations such as skip links and ARIA labels. Performance is moderate, likely influenced by rich media content and analytics scripts. The technical stack is modern and well-maintained, though adding security headers and improving cookie consent would reduce technical debt and compliance risks. The site structure and metadata are well implemented, supporting SEO and user navigation.
Standards and sources

Reference chips under each finding point to the standard, regulation or specification the finding relates to. They are taken from the official datasets below and mapped conservatively: a finding with no defensible link shows none. NIS2 and GDPR references mark where a finding is relevant evidence, not a compliance verdict. Implementing Regulation (EU) 2024/2690 binds digital infrastructure and digital service providers; for other entities it is the most detailed public reading of the Article 21 measures. WCAG, EN 301 549, European Accessibility Act and Web Accessibility Directive references name the requirement an automated accessibility rule relates to; they are not a conformance verdict.

Retrieved 2026-10-25

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