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Security report for nationalarchives.gov.uk

The National Archives · Government · United Kingdom

Medium risk. 3 critical or high findings in Security headers and SSL/TLS.

Security score

75/100

Risk levelMedium

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

The National Archives is the official UK government archive and publisher for England and Wales, providing access to over 1,000 years of historical government records. It serves a broad audience including researchers, students, government officials, and the general public interested in UK history. The organization operates as a non-ministerial government department, offering services such as record preservation, research assistance, educational resources, exhibitions, and professional guidance in information management. The website reflects its authoritative position with consistent branding, comprehensive content, and clear navigation. Technically, the website is built on WordPress with a modern but somewhat legacy technology stack including jQuery 1.11.3 and Modernizr. It employs SEO best practices via the Yoast SEO plugin and includes cookie consent mechanisms compliant with GDPR. The site is mobile-optimized and accessible, with good performance and SEO scores. Hosting details are not explicit, but HTTPS is enforced, ensuring secure communications. From a security perspective, the site demonstrates good practices such as HTTPS enforcement and cookie consent management. However, no explicit security headers were detected in the HTML, and the use of an older jQuery version could pose potential risks. There is no publicly visible security policy or incident response contact, and no security.txt file was found. The WHOIS data is unavailable, likely due to privacy protections common for government domains, but the domain's .gov.uk TLD and content strongly support legitimacy. Overall, the website is professional, trustworthy, and secure with minor areas for improvement in security header implementation and technology updates. It poses low risk and effectively serves its government archival mission.

Scanned

This is an earlier scan of nationalarchives.gov.uk. View the latest report

NIS2 and GDPR posture

GDPR outside view
83/ 100 · Low
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. Security headers

    Security headers are instructions your web server sends to every visitor’s browser. Missing ones leave visitors more exposed to attacks such as clickjacking and injected scripts.

    • High

      Missing X-Frame-Options header

      Prevents clickjacking attacks

      What to do: Add "X-Frame-Options: DENY" or "X-Frame-Options: SAMEORIGIN"

    • High

      Missing Content-Security-Policy header

      Controls resources the browser is allowed to load

      What to do: Implement a Content-Security-Policy appropriate for your application

      • ASVS V3.4.3
      • OWASP Secure Headers: OWASP Secure Headers Project recommends Content-Security-Policy: default-src 'self'; form-action 'self'; base-uri 'self'; object-src 'none';…
  2. SSL/TLS

    TLS encrypts the connection and proves the site is really yours. Weak or expiring certificates trigger browser warnings and put traffic at risk.

    • High

      Weak Protocols Supported

      Server supports weak protocols: TLSv1.1

      What to do: Disable TLS 1.0, TLS 1.1, and all SSL versions

      • CWE-327
      • OWASP A04:2025
      • ASVS V12.1.1

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

Keep watching nationalarchives.gov.uk

This scan found 20 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
72
Security headers
25
Email security
93
DNS health
75
Network security
100
GDPR outside view
83
Average
75

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 nationalarchives.gov.uk, from OffSeq Breach.

Total records
1,656
Employees
0
Customers
1,620
Third parties
36
Weak passwords
7%

13 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 nationalarchives.gov.uk.

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

The National Archives holds a unique market position as the official UK government archive, providing authoritative access to government records and historical documents. Its competitive advantage lies in its official status, extensive archival collections, and comprehensive public services including research support and educational outreach. The business model is public service-oriented, funded and operated by the government, focusing on preservation, access, and information management standards. Revenue streams may include merchandise sales via the official shop and event participation. The target customer segments include academics, historians, educators, government employees, and the general public. The organization maintains a strong partnership ecosystem with related entities such as the National Archives Trust and Friends of The National Archives. Strategic observations highlight a focus on digital accessibility, public engagement, and maintaining authoritative archival standards.

Security posture

The National Archives website exhibits a mature security posture with HTTPS enforced and cookie consent mechanisms aligned with GDPR. The absence of visible security headers like Content-Security-Policy or X-Frame-Options suggests room for enhancement. The use of an older jQuery version (1.11.3) could expose the site to known vulnerabilities if not properly mitigated. No exposed sensitive data or vulnerable libraries were detected in the HTML content. The lack of a published security policy or incident response contact limits transparency in security governance. No security.txt or vulnerability disclosure program was found, which could improve responsible vulnerability reporting. Overall, the site is secure for general public use but would benefit from modernizing libraries, implementing security headers, and publishing security governance documentation.

Recommendations

  1. Implement comprehensive security headers including Content-Security-Policy, X-Frame-Options, and X-Content-Type-Options to enhance protection against common web attacks.
  2. Upgrade jQuery and other JavaScript libraries to the latest stable versions to mitigate known vulnerabilities.
  3. Publish a dedicated security policy and provide clear incident response contact information to improve transparency and trust.
  4. Add a security.txt file to facilitate responsible vulnerability disclosure and improve security communication.
  5. Regularly audit third-party scripts and plugins to ensure they do not introduce security risks.

Contact details published on the site

Addresses
Legal name
The National Archives
Site observations

Automated reading of the public site. Ratings are indicative.

Business

Company
The National Archives
Description
We are a non-ministerial department, and the official archive and publisher for the UK Government, and for England and Wales.
Key services
Preservation of government records, Publishing government archives, Research assistance, Educational resources, Exhibitions and events, Information management guidance
Content quality
excellent
Branding
consistent

Technology

Stack
jQuery 1.11.3, Modernizr 2.8.3, Yoast SEO plugin, DS Cookie Consent plugin, WordPress 6.7.2
Frameworks
WordPress
Platforms
Web
Performance
moderate
Mobile
good
Accessibility
good
SEO
excellent

Security

Observed score
85/100
Good practices seen
  • HTTPS enforced (implied by https URLs)
  • Cookie consent banner with accept/reject options
  • No exposed sensitive data in HTML
  • No vulnerable libraries detected in scripts

Analytics and tracking

Services
Google Tag Manager, Google Analytics 4 (GA4)
Tracking level
moderate
Privacy practices
good

Advertising

Transparency
good

Site quality

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

Key observations

  1. Official UK government website with comprehensive archival and research resources
  2. Strong branding and consistent professional design
  3. Good privacy and cookie policies with consent mechanisms
  4. No forms detected that collect personal data on the homepage
  5. Social media presence on major platforms with official accounts
  6. Use of WordPress CMS with standard plugins
  7. No visible security headers in HTML but HTTPS enforced
  8. No WHOIS data available publicly, likely due to privacy or registry policy
  9. No signs of malicious or suspicious content
  10. Content is safe and suitable for general audiences
Technical notes

Notes

The website is built on WordPress CMS version 6.7.2, utilizing plugins such as Yoast SEO for search engine optimization and DS Cookie Consent for cookie management. The front-end uses jQuery 1.11.3 and Modernizr 2.8.3, indicating some legacy technology usage. The site is well-structured with proper meta tags, Open Graph, and JSON-LD structured data for SEO and social media integration. Performance is moderate with good mobile optimization and accessibility features. The site uses HTTPS exclusively, ensuring secure data transmission. There is no explicit hosting provider information. The technical stack is stable but could benefit from modernization of JavaScript libraries and enhanced security header implementation to reduce technical debt and improve security posture.
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

Earlier scans of this domain

  1. 75/100Medium28 findingsView report
  2. 75/100 −1Medium28 findingsView report
  3. 76/100Low27 findingsView report
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