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Security report for bca.co.uk

British Car Auctions Limited · Transportation · United Kingdom

Medium risk. 7 critical or high findings in SSL/TLS, GDPR outside view and 1 other check.

Security score

63/100

Risk levelMedium

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

British Car Auctions Limited (BCA) operates as the UK’s largest used vehicle remarketing business, providing end-to-end vehicle remarketing services across the UK and Europe. Their offerings include vehicle auctions, fleet management, refurbishment, storage, imaging, funding solutions, and logistics. The company targets businesses, particularly limited companies with business insurance, and operates a digital platform for vehicle search, bidding, and buying. The website reflects a mature enterprise with consistent branding and a comprehensive service portfolio. Technically, the site leverages modern web technologies including React, Adobe Launch, and Dynatrace for monitoring, with a CMS likely Magnolia. The site is mobile optimized and SEO friendly, with good performance and accessibility standards. Security posture is strong with HTTPS enforced and cookie consent implemented, though explicit security headers and policies could be improved. WHOIS data for the 'www.bca.co.uk' subdomain is unavailable due to domain naming rules, but the main domain is presumably registered and legitimate. Overall, the website is professional, trustworthy, and safe for general audiences.

Scanned

NIS2 and GDPR posture

GDPR outside view
50/ 100 · Medium
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

7 findings rated critical or high. Fix these first.

  1. 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
    • High

      Weak SSL Key Length

      SSL certificate uses 256-bit key, which is considered weak

      What to do: Use at least 2048-bit RSA or 256-bit ECC key

      • CWE-326
      • OWASP A04:2025
      • Mozilla TLS: Mozilla Server Side TLS 6.0 intermediate: rsa_key_size 2048

  2. GDPR outside view

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

    • High

      No Privacy Policy found

      GDPR requires a clear and accessible privacy policy

      What to do: Add a comprehensive privacy policy page and link to it prominently

    • 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 bca.co.uk

This scan found 24 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
52
Security headers
50
Email security
60
DNS health
65
Network security
100
GDPR outside view
50
Average
63

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

Technical appendix

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

Business context

Business profile

BCA holds a leading market position in the UK automotive remarketing sector, serving a broad portfolio of customers including fleet operators and businesses. Their business model centers on remarketing vehicles through multiple sales channels, supported by ancillary services such as refurbishment and transport. The company’s digital transformation is evident through their online auction platform and integrated digital tools. Partnerships with subsidiaries like AutosOnShow enhance their service offerings. The company’s registered presence and VAT number reinforce business credibility. Growth indicators include expansion of online sales to limited companies with business insurance and a diverse service portfolio.

Security posture

The website demonstrates a mature security posture with HTTPS enforced and use of cookie consent mechanisms compliant with GDPR. Security monitoring tools like Dynatrace are deployed. However, the absence of explicit security policies, incident response contacts, and vulnerability disclosure mechanisms indicates room for improvement. No vulnerabilities or exposed sensitive data were detected in the HTML content. Security headers are implied but not explicitly confirmed. Overall, the site is secure but could enhance transparency and incident readiness.

Recommendations

  1. Publish a dedicated security policy and incident response contact information to improve transparency and trust.
  2. Implement and explicitly confirm strong security headers such as Content-Security-Policy, X-Frame-Options, and X-Content-Type-Options.
  3. Create a vulnerability disclosure program or security.txt file to encourage responsible reporting.
  4. Enhance accessibility compliance to meet higher standards for all users.
  5. Regularly audit third-party scripts and dependencies to mitigate potential vulnerabilities.

Contact details published on the site

Addresses
Legal name
British Car Auctions Limited
VAT number
GB 188155238
Registration number
00438886
Site observations

Automated reading of the public site. Ratings are indicative.

Business

Company
British Car Auctions Limited
Description
End to end Vehicle Remarketing Services in the UK and Europe. BCA offers the economies of scale and a diversity of services to meet the needs of an impressive portfolio of customers. The business provides connected services from portside new car activity, refurbishment, storage, imaging, funding solutions and logistics for the growing used sector and the core remarketing operation.
Key services
Vehicle remarketing, New vehicle services, Fleet management, De-fleet refurbishment, Vehicle transport, Preparation to auctions, Digital vehicle search and auction platform
Content quality
good
Branding
consistent

Technology

Stack
Adobe Launch (Adobe DTM), Dynatrace Ruxit agent, OneTrust cookie consent, jQuery, Bluebird Promises, iframeResizer, picturefill
Frameworks
React
Performance
moderate
Mobile
good
Accessibility
basic
SEO
good

Security

Observed score
85/100
Good practices seen
  • HTTPS enforced
  • Cookie consent mechanism implemented
  • No exposed sensitive data in HTML
  • Use of security monitoring tools (Dynatrace)

Analytics and tracking

Services
Adobe Analytics, Dynatrace
Tracking level
moderate
Privacy practices
good

Advertising

Tracking pixels
Adobe Analytics, Dynatrace Ruxit
Marketing tools
Adobe Launch, OneTrust Cookie Consent
Transparency
good

Site quality

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

Key observations

  1. Website is fully accessible with rich content and no blocking detected.
  2. Strong branding and consistent professional design.
  3. Comprehensive privacy and cookie policies with consent mechanisms.
  4. No direct contact emails or phone numbers found in the HTML; contact info limited to physical address in footer.
  5. Use of modern web technologies and analytics tools.
  6. No explicit security policy or incident response contact published.
  7. WHOIS data unavailable for 'www.bca.co.uk' but likely due to domain naming conventions; main domain likely registered properly.
  8. No adult or questionable content detected; content is safe for general audiences.
Technical notes

Notes

The website is built on a modern technology stack including React and Adobe Launch for tag management, supported by Dynatrace for performance and security monitoring. The CMS is likely Magnolia, indicated by REST endpoints and logout URLs. The site uses multiple JavaScript libraries such as jQuery and Bluebird, and includes responsive design elements for mobile optimization. Performance is moderate with chunked JavaScript files and image optimization. SEO is well addressed with proper meta tags and Open Graph data. Hosting provider details are not explicit. Technical risks are minimal but ongoing maintenance of third-party scripts is recommended to avoid vulnerabilities.
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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