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Security report for linde-gas.cz

Linde Gas · Energy · Czech Republic

Medium risk. 5 critical or high findings in GDPR outside view, Security headers and 1 other check.

Security score

74/100

Risk levelMedium

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

Linde Gas is a prominent company in the energy sector specializing in the supply of industrial gases and related solutions primarily targeting business customers in the Czech Republic. The website reflects a professional corporate presence consistent with a large enterprise brand, likely part of The Linde Group. The digital infrastructure incorporates modern marketing and analytics technologies such as Google Tag Manager, Google Optimize, Dynamic Yield, and OneTrust for privacy compliance, indicating a mature digital marketing strategy. Security posture is adequate with HTTPS usage and cookie consent mechanisms, though explicit security headers and incident response policies are not publicly evident. Overall, the website is accessible, well-structured, and compliant with GDPR requirements, supporting a trustworthy business image.

Scanned

This is an earlier scan of linde-gas.cz. View the latest report

NIS2 and GDPR posture

GDPR outside view
40/ 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

5 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 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

      Third-party services without privacy policy

      Detected services: Google Analytics, Google APIs

      What to do: Document all third-party data sharing in your privacy policy

  2. 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"

  3. 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 linde-gas.cz

This scan found 17 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
62
Security headers
80
Email security
70
DNS health
90
Network security
100
GDPR outside view
40
Average
74

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 linde-gas.cz, from OffSeq Breach.

Total records
27
Employees
0
Customers
27
Third parties
0
Weak passwords
4%

3 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 linde-gas.cz.

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 company operates a B2B business model focused on industrial gases, serving industrial and commercial clients. The website's content and structure suggest a strong market position with consistent branding and professional presentation. The use of advanced marketing tools and cookie consent solutions indicates an awareness of privacy regulations and user experience optimization. However, direct contact information is not prominently displayed on the analyzed page, which may be located elsewhere on the site. The absence of visible certifications or security policies suggests areas for improvement in transparency. The domain's WHOIS data is privacy protected, which is typical for large corporations and does not raise immediate concerns.

Security posture

The website employs HTTPS and integrates cookie consent management, reflecting baseline security and privacy compliance. However, no explicit security headers (such as CSP, HSTS, or X-Frame-Options) were detected in the provided content, which could enhance protection against common web attacks. No vulnerabilities or exposed sensitive data were identified. The presence of multiple third-party scripts necessitates ongoing monitoring to mitigate supply chain risks. Incident response and security policy information are not publicly available, which could be improved to demonstrate security maturity. Overall, the security posture is moderate but could benefit from enhanced header configurations and transparency.

Recommendations

  1. Implement and verify comprehensive security headers including CSP, HSTS, and X-Frame-Options.
  2. Publish clear security and incident response policies accessible to users and partners.
  3. Enhance accessibility compliance to improve user experience for all visitors.
  4. Expand SEO metadata with structured data and Open Graph tags for better search visibility.
  5. Regularly audit third-party scripts and dependencies to mitigate supply chain vulnerabilities.
Site observations

Automated reading of the public site. Ratings are indicative.

Business

Company
Linde Gas
Description
Linde Gas is a company operating in the energy sector, providing industrial gases and related services.
Key services
Industrial gases supply, Gas equipment and solutions
Content quality
good
Branding
consistent

Technology

Stack
jQuery, Google Tag Manager, Google Optimize, OneTrust Cookie Consent, Dynamic Yield, Uptrends RUM
Performance
moderate
Mobile
good
Accessibility
basic
SEO
basic

Security

Observed score
70/100
Good practices seen
  • Use of HTTPS (implied by URL)
  • Cookie consent mechanism implemented

Analytics and tracking

Services
Google Tag Manager, Uptrends RUM, Optimizely
Tracking level
moderate
Privacy practices
good

Advertising

Tracking pixels
Uptrends RUM, Optimizely
Marketing tools
Dynamic Yield, Google Optimize
Transparency
basic

Site quality

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

Key observations

  1. WHOIS data unavailable, likely privacy protected
  2. Website uses multiple third-party marketing and analytics tools
  3. Cookie consent and privacy compliance mechanisms are implemented
  4. No direct contact emails or phone numbers found on the analyzed page
  5. No explicit security or incident response policies publicly visible
  6. Website content is professional and business-focused
  7. No signs of adult or questionable content
  8. No WAF or blocking detected, site fully accessible
Technical notes

Notes

The website is built on IBM WebSphere Commerce platform, utilizing jQuery and several third-party marketing and analytics tools such as Google Tag Manager, Google Optimize, Dynamic Yield, and OneTrust. The site demonstrates good mobile optimization and a professional design. Performance is moderate, with room for improvement in loading speed and accessibility features. The use of cookie consent and privacy management tools indicates compliance with GDPR. The technical stack is modern but could benefit from enhanced security configurations and performance tuning to reduce technical debt and improve resilience.
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. 74/100Medium24 findingsView report
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