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Security report for fll.de

Forschungsgesellschaft Landschaftsentwicklung Landschaftsbau e.V. · Other · Germany

Medium risk. 5 critical or high findings in Security headers, SSL/TLS and 1 other check.

Security score

53/100

Risk levelMedium

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

The Forschungsgesellschaft Landschaftsentwicklung Landschaftsbau e.V. (FLL) is a well-established non-profit scientific network founded in 1975, serving the Green Sector in Germany. The organization publishes technical standards, organizes specialist conferences, and provides certifications for tree and playground inspectors. Their website reflects a professional and consistent brand presence, targeting professionals and organizations in landscape development and environmental sectors. Technically, the site is built on WordPress with a modern tech stack including Astra theme and several plugins for SEO, anti-spam, and cookie consent. The site is mobile-optimized and performs moderately well. Security posture is strong with HTTPS enforced and anti-spam measures in place, though some security headers are missing and no explicit security or incident response policies are published. Privacy compliance is partial, with a cookie consent mechanism but no visible privacy policy or terms of service. Overall, the domain registration and hosting align with the organization's profile, indicating legitimacy and trustworthiness.

Scanned

NIS2 and GDPR posture

GDPR outside view
88/ 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

5 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 Strict-Transport-Security header

      Forces HTTPS connections

      What to do: Add "Strict-Transport-Security: max-age=31536000; includeSubDomains; preload"

      • CWE-319
      • OWASP A04:2025
      • ASVS V3.4.1
    • 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
  3. Network security

    Services reachable from the internet are the first thing attackers probe. Anything open that does not need to be should be closed.

    • High

      High-Risk Service Exposed: FTP

      Port 21 (FTP) is publicly accessible - FTP - Often unencrypted file transfer

      What to do: Consider restricting access to FTP or implementing strong authentication

      • NIS2 21(2)(e)
      • IR 2024/2690 6.7.2(f): Implementing Regulation (EU) 2024/2690, Annex point 6.7.2(f): Network security
      • NIST CM-7: NIST SP 800-53 Rev. 5 CM-7: Least Functionality
      • NIST SC-7: NIST SP 800-53 Rev. 5 SC-7: Boundary Protection

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

Keep watching fll.de

This scan found 27 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
15
Email security
55
DNS health
65
Network security
20
GDPR outside view
88
Average
53

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 fll.de, from OffSeq Breach.

Total records
28
Employees
0
Customers
28
Third parties
0
Weak passwords
7%

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 fll.de.

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

FLL occupies a niche position as a scientific and certification authority in the Green Sector, leveraging its long history and non-profit status to build trust. Its business model focuses on publishing standards and certifications rather than commercial sales. The target audience includes landscape architects, environmental professionals, and certification candidates. The website supports this model with relevant content and professional design. The absence of direct contact details on the homepage suggests a controlled communication approach, possibly directing users to internal pages not included in the provided data. The organization benefits from partnerships with hosting and anti-spam providers but does not appear to engage in advertising or affiliate marketing.

Security posture

The website demonstrates a mature security posture with HTTPS enabled and use of anti-spam and cookie consent plugins. However, it lacks visible security headers such as Content-Security-Policy and does not publish security policies or incident response contacts. No vulnerabilities or exposed sensitive data were detected in the HTML content. The absence of a vulnerability disclosure or security.txt file limits transparency for security researchers. Overall, the site is secure for typical user interactions but could improve transparency and hardening.

Recommendations

  1. Publish a comprehensive privacy policy page to improve GDPR compliance and user trust.
  2. Add terms of service and security policy pages to clarify user rights and organizational security posture.
  3. Include explicit contact information such as emails and phone numbers for support and security incidents.
  4. Implement and publish a vulnerability disclosure policy or security.txt file to encourage responsible reporting.
  5. Enhance HTTP security headers to improve protection against common web attacks.
Site observations

Automated reading of the public site. Ratings are indicative.

Business

Company
Forschungsgesellschaft Landschaftsentwicklung Landschaftsbau e.V.
Description
Die Forschungsgesellschaft Landschaftsentwicklung Landschaftsbau e.V. (FLL) ist das 1975 gegründete Wissenschaftsnetzwerk der Grünen Branche und ist als gemeinnütziger Verein Herausgeber von Regelwerken, Veranstalter von Fachtagungen und Zertifizierungsstelle für Baumkontrolleure und Spielplatzprüfer.
Key services
Publishing technical rules and standards, Organizing specialist conferences, Certification for tree inspectors and playground inspectors
Content quality
good
Branding
consistent

Technology

Stack
WordPress 6.8.1, PHP, jQuery 3.7.1, Astra Theme, Beaver Builder Plugin, CleanTalk Anti-Spam, Borlabs Cookie, Ajax Search Lite, FontAwesome 5.15.4
Frameworks
WordPress CMS
Platforms
WordPress
Performance
moderate
Mobile
good
Accessibility
basic
SEO
good

Security

Observed score
85/100
Good practices seen
  • HTTPS enforced
  • Use of CleanTalk anti-spam plugin
  • Cookie consent via Borlabs Cookie plugin
  • No exposed sensitive data detected in HTML

Analytics and tracking

Tracking level
minimal
Privacy practices
basic

Advertising

Transparency
basic

Site quality

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

Key observations

  1. Website uses modern WordPress CMS with popular plugins for SEO, anti-spam, and cookie consent.
  2. No explicit privacy policy or terms of service pages found on homepage or metadata.
  3. Cookie consent is implemented via Borlabs Cookie plugin.
  4. No contact emails or phone numbers explicitly found in the homepage HTML content.
  5. No social media links detected in the provided HTML snippet.
  6. Website content is in German language targeting professionals in the Green Sector.
  7. No security.txt or vulnerability disclosure information found.
  8. No incident response or security policy information found.
  9. Website is accessible without WAF or security challenge blocking content.
Technical notes

Notes

The website is built on a modern WordPress CMS with Astra theme and Beaver Builder plugin, indicating a flexible and maintainable infrastructure. It uses popular libraries such as jQuery and FontAwesome for UI elements. Hosting is provided by nas-hosting.de, consistent with the domain's WHOIS data. Performance is moderate, with some optimization opportunities in accessibility and SEO. The site is mobile responsive and uses structured data (JSON-LD) for SEO enhancement. No critical technical debt or outdated libraries were detected. The use of CleanTalk and Borlabs Cookie plugins shows attention to spam prevention and privacy compliance, though privacy policy publication is missing.
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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