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Security report for lidl.de

Lidl · Retail · Germany

Low risk. No critical or high findings.

Security score

88/100

Risk levelLow

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

Lidl operates as a major retail supermarket chain in Germany with both physical stores and an online shopping platform. The website reflects a professional retail business model targeting general consumers with a focus on local and online shopping convenience. The company maintains consistent branding and provides comprehensive privacy and cookie policies compliant with GDPR, including consent mechanisms for tracking and personalization. Technically, the website uses modern JavaScript libraries and tracking tools such as Kameleoon and OneTrust, along with YouTube integration for video content. The site is mobile-optimized and accessible, with good SEO practices and structured data for organization information. Performance is moderate, with room for optimization. Security posture is solid with HTTPS enforced and no exposed sensitive data, though the absence of explicit security headers and a public security policy or incident response contact suggests areas for improvement. Privacy compliance is strong, with clear policies and consent management. Overall, the website is trustworthy and professional, suitable for a large enterprise retail business. Strategic recommendations include enhancing security headers, publishing a security policy, and adding vulnerability disclosure information to further strengthen trust and security posture.

Scanned

NIS2 and GDPR posture

GDPR outside view
100/ 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

No critical or high findings. These medium findings are worth fixing next.

  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.

    • Medium

      Missing Permissions-Policy header

      Controls browser features and APIs

      What to do: Implement a Permissions-Policy to restrict feature access

      • OWASP Secure Headers: OWASP Secure Headers Project recommends Permissions-Policy: accelerometer=(), autoplay=(), camera=(), cross-origin-isolated=(),…
  2. Email security

    SPF, DKIM and DMARC stop others sending email that looks like it comes from your domain, a common route to phishing and invoice fraud.

    • Medium

      DMARC not enforcing

      DMARC policy is set to "none"

      What to do: Gradually move to "quarantine" then "reject" policy

    • Medium

      No MTA-STS Policy

      MTA-STS enforces TLS for email delivery

      What to do: Implement MTA-STS to prevent downgrade attacks

  3. DNS health

    DNS sends visitors and email to the right servers. Misconfigured records can cause outages or let someone redirect your traffic.

    • Medium

      DNSSEC Not Enabled

      DNSSEC is not configured for this domain

      What to do: Enable DNSSEC to prevent DNS spoofing attacks

      • CAPEC-142
      • RFC 4033
      • RFC 4035
    • Medium

      Domain Transfer Lock Not Enabled

      Domain can be transferred without authorization

      What to do: Enable domain transfer lock for security

Keep watching lidl.de

This scan found 13 issues across 5 checks. Monitoring re-runs those checks daily, emails you when something material changes and records each fix, so you can show progress.

Daily monitoring

Recommended

€25per month

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

Email alerts on material changes and an exportable JSON history of every change.

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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
100
Average
88

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 lidl.de, from OffSeq Breach.

Total records
28,189
Employees
0
Customers
28,073
Third parties
116
Weak passwords
0%

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 lidl.de.

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

Brand lookalikes

Add-on

Domains that imitate lidl.de and could be used for phishing or spoofed email, tracked in OffSeq Breach.

Tracked
81
Registered
81
Resolving
81
High or critical
0

Last checked 2026-06-19

Masked preview

  • li•••.deMediumbitsquatting
  • mi•••.deMediumbitsquatting
  • lm•••.deMediumbitsquatting

See the full lookalike list

A one-off add-on that lists up to 20 of the highest-risk lookalikes of lidl.de with registration, mail-server, certificate and DNS signals.

Select it in the checkout above.

Lookalike data refreshes continuously. Monitoring on Breach alerts you when a variant is registered, gains a mail server or starts serving HTTPS.

Technical appendix

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

Business context

Business profile

Lidl holds a strong market position as a leading discount supermarket chain in Europe, with a business model combining physical retail stores and an online shopping platform. The company targets general consumers seeking affordable groceries and household products. Its competitive advantage lies in its extensive store network and integrated online presence. Revenue streams primarily come from product sales both offline and online. The website ecosystem includes partnerships with third-party services for cookie consent and personalization but no direct subsidiary or partner domains were identified from the HTML content. Growth indicators include active use of personalization and marketing tools. The company maintains a consistent brand image and complies with GDPR regulations, supporting its operational credibility.

Security posture

The website demonstrates a mature security posture with mandatory HTTPS and consent-based tracking mechanisms. No critical vulnerabilities or exposed sensitive data were detected in the HTML content. However, the lack of security headers such as Content-Security-Policy and absence of a published security policy or incident response contact reduces transparency and may impact incident readiness. GDPR compliance is evident, but no explicit incident response or vulnerability disclosure channels were found. The use of third-party scripts is consent-controlled, mitigating privacy risks. Overall, the security culture appears adequate for a retail enterprise but could benefit from formalized security documentation and enhanced header configurations.

Recommendations

  1. Implement and enforce security headers including Content-Security-Policy, X-Frame-Options, and X-Content-Type-Options to mitigate common web attacks.
  2. Publish a clear security policy and incident response contact information on the website to improve transparency and readiness.
  3. Establish a vulnerability disclosure program or security.txt file to encourage responsible reporting of security issues.
  4. Regularly audit third-party scripts and tracking tools to ensure compliance with privacy policies and minimize risk exposure.
  5. Enhance website performance and accessibility to improve user experience and SEO rankings.
Site observations

Automated reading of the public site. Ratings are indicative.

Business

Company
Lidl
Description
Lidl is a retail company operating both physical stores and an online shop, offering a wide range of products including groceries and household items.
Key services
Online shopping, Local store shopping, Promotional offers
Content quality
good
Branding
consistent

Technology

Stack
JavaScript, YouTube iframe API, OneTrust cookie consent, Kameleoon (A/B testing and personalization), Custom CSS variables and modern CSS
Platforms
Web
Performance
moderate
Mobile
good
Accessibility
good
SEO
good

Security

Observed score
85/100
Good practices seen
  • HTTPS enforced
  • Cookie consent with opt-in
  • No exposed sensitive data in HTML

Analytics and tracking

Services
Google Analytics (implied by gtag usage)
Tracking level
moderate
Privacy practices
good

Advertising

Tracking pixels
Kameleoon
Marketing tools
OneTrust, Kameleoon
Transparency
basic

Site quality

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

Key observations

  1. Website is fully accessible with no blocking or WAF challenges.
  2. Comprehensive privacy and cookie policies with consent mechanisms are implemented.
  3. No explicit security policy or incident response contact found.
  4. Use of modern tracking and personalization tools with consent.
  5. No exposed sensitive data or obvious vulnerabilities detected in HTML content.
  6. Strong branding and professional design consistent with a large retail enterprise.
Technical notes

Notes

The website employs modern JavaScript technologies and integrates third-party services such as YouTube API, OneTrust for cookie consent, and Kameleoon for personalization and A/B testing. The CSS uses custom properties for theming and responsive design, indicating a contemporary front-end architecture. The site is mobile-optimized and accessible, with structured data (JSON-LD) for organization metadata enhancing SEO. No CMS or hosting provider details were explicitly detected. Performance is moderate, with potential for optimization in script loading and asset management. The technical infrastructure supports a large-scale retail operation but could benefit from enhanced security header implementation and formalized technical documentation.
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. 64/100Medium24 findingsView report
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