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Security report for erf.de

ERF Medien · Media · Germany

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

Security score

79/100

Risk levelLow

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

ERF Medien is a German Christian media company providing news and engaging content focused on the Christian faith. The website targets German-speaking Christian communities and interested audiences, positioning itself as a niche media provider in this sector. The business model revolves around delivering faith-based media content through various digital channels. Technically, the website leverages modern technologies including Cloudflare for DNS and CDN, Cookiebot and Usercentrics for consent management, and Matomo and Google Analytics for user tracking and analytics. The use of Vue.js components indicates a modern frontend framework. Security posture is solid with HTTPS enforced and cookie consent mechanisms in place, though some security headers could be improved. Privacy compliance is well addressed with clear cookie policies and GDPR adherence. No critical vulnerabilities or blocking mechanisms were detected, and the site content is safe for general audiences.

Scanned

NIS2 and GDPR posture

GDPR outside view
95/ 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 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

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

Keep watching erf.de

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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Recommended

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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
65
Security headers
55
Email security
85
DNS health
75
Network security
100
GDPR outside view
95
Average
79

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 erf.de, from OffSeq Breach.

Total records
138
Employees
0
Customers
138
Third parties
0
Weak passwords
13%

6 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 erf.de.

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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

ERF Medien operates in the media sector with a focus on Christian content, serving a specialized audience in Germany. The company benefits from a consistent brand presence and professional content quality. Its digital infrastructure supports extensive user tracking and marketing efforts through established ad networks and analytics platforms. The absence of explicit contact information and terms of service pages suggests room for improvement in transparency. The company appears to maintain a moderate size and market position within its niche. Partnerships with video hosting and marketing service providers enhance its content delivery and monetization capabilities.

Security posture

The website demonstrates a mature security posture with HTTPS enabled and cookie consent mechanisms that comply with GDPR. The use of Cloudflare DNS and CDN adds a layer of protection and performance enhancement. However, the lack of explicit security headers such as Content Security Policy (CSP), HTTP Strict Transport Security (HSTS), and X-Frame-Options reduces the overall security hardening. No exposed sensitive data or vulnerable libraries were detected in the HTML content. The absence of a published security policy or incident response contact limits transparency in security governance. Overall, the site is secure but could benefit from enhanced security header implementation and public security documentation.

Recommendations

  1. Implement and enforce security headers including CSP, HSTS, and X-Frame-Options to improve security posture.
  2. Publish a clear security policy and incident response contact information to enhance transparency and trust.
  3. Add a terms of service page to clarify user rights and obligations.
  4. Provide explicit contact information including emails and phone numbers for customer and security inquiries.
  5. Consider publishing a security.txt file to facilitate vulnerability disclosure and improve security culture.
Site observations

Automated reading of the public site. Ratings are indicative.

Business

Company
ERF Medien
Description
Als christliches Medienunternehmen versorgt Sie ERF mit aktuellen News und spannenden Beiträgen rund um den christlichen Glauben.
Key services
Nachrichten, Beiträge zum christlichen Glauben, Medieninhalte
Content quality
good
Branding
consistent

Technology

Stack
Cloudflare DNS, Cookiebot consent management, Matomo analytics, Google Analytics, Vue.js (implied by vue-slider CSS)
Frameworks
Vue.js
Performance
moderate
Mobile
good
Accessibility
basic
SEO
good

Security

Observed score
80/100
Good practices seen
  • HTTPS enforced
  • Cookie consent with blocking mode
  • No exposed sensitive data in HTML

Analytics and tracking

Services
Matomo, Google Analytics
Tracking level
extensive
Privacy practices
good

Advertising

Ad networks
Google DoubleClick, Taboola, Brightcove
Tracking pixels
Matomo, Cookiebot, Usercentrics
Marketing tools
Google AdSense, Matomo Tag Manager
Transparency
good

Site quality

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

Key observations

  1. Website uses Cloudflare DNS and CDN services.
  2. Cookie consent is implemented with Cookiebot and Usercentrics integration.
  3. Multiple external domains for video hosting, analytics, and marketing.
  4. No explicit contact emails or phone numbers found in the provided HTML snippet.
  5. No terms of service page detected.
  6. Website content is in German and targets Christian audiences.
  7. No security.txt or vulnerability disclosure policy found.
  8. No explicit data protection officer contact found.
  9. Good SEO and metadata implementation including Open Graph and Twitter cards.
Technical notes

Notes

The website uses a modern technology stack with Vue.js frontend components, Cloudflare DNS and CDN services, and integrates Cookiebot and Usercentrics for cookie consent management. Analytics are handled via Matomo and Google Analytics, indicating a comprehensive data collection approach. The site is well optimized for SEO with proper meta tags and Open Graph data. Performance is moderate, with room for improvement in loading speed and accessibility features. The site is mobile optimized and presents a professional design. No CMS was explicitly detected, suggesting a custom or proprietary platform. Hosting is likely via Cloudflare's infrastructure, providing resilience and scalability.
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. 79/100Low26 findingsView report
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