Skip to main content

Security report for dietz-verlag.de

Verlag J.H.W. Dietz Nachf. GmbH · Media · Germany

Medium risk. 7 critical or high findings in GDPR outside view, Security headers and 1 other check.

Security score

51/100

Risk levelMedium

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

Verlag J.H.W. Dietz Nachf. GmbH is a well-established German publishing house specializing in political, social, and historical literature. With a history dating back to 1881, the company focuses on critical and scholarly works addressing topics such as democracy, right-wing extremism, social inequality, and the history of social democracy and National Socialism. The website reflects a professional and content-rich platform targeting readers interested in these fields, offering books, journals, podcasts, and newsletters. Technically, the website employs a modern yet straightforward tech stack including jQuery and FontAwesome, hosted on rzone.de servers. The site is mobile-optimized with good SEO practices and a clear navigation structure. Cookie consent mechanisms and privacy policies are implemented in compliance with GDPR, enhancing user trust and legal compliance. From a security perspective, the site uses HTTPS and cookie consent banners effectively but lacks explicit security headers and a public security policy or incident response information. No vulnerabilities or exposed sensitive data were detected. The WHOIS data aligns well with the business claims, showing consistent registration and domain age appropriate for the company's long history. Overall, the website presents a secure, trustworthy, and professional digital presence for a niche publishing business. Strategic improvements could include enhancing security headers, publishing a security policy, and adding a vulnerability disclosure channel to further strengthen security posture and user confidence.

Scanned

NIS2 and GDPR posture

GDPR outside view
28/ 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

7 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 Cookie Policy found

      GDPR requires clear information about cookie usage

      What to do: Add a dedicated cookie policy explaining cookie usage and purposes

  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 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';…

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

Keep watching dietz-verlag.de

This scan found 23 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.

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.

Billed monthly to your card. Cancel anytime. See sample alerts.

Full report

€39.90one-time

  • The complete analysis as a PDF you can cite
  • Email delivery with an unlock code
  • Lifetime access to this report

Prices incl. 21% VAT. Secure checkout by Mollie; sold by SEQ SIA, Latvia.

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
20
Email security
75
DNS health
65
Network security
20
GDPR outside view
28
Average
51

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

The company holds a strong niche position in the German publishing market, focusing on politically and historically significant literature. Its long-standing history since 1881 and association with reputable institutions like the Friedrich-Ebert-Stiftung reinforce its credibility. The business model revolves around publishing print and digital books, journals, and related media such as podcasts and newsletters. The target audience includes academics, political enthusiasts, and socially conscious readers. The website's comprehensive content and clear navigation support customer engagement and retention. The presence of social media channels and marketing tools like Sendinblue indicate active audience outreach. No parent or subsidiary companies were identified, suggesting an independent operation. The company benefits from trust signals such as detailed contact info, privacy compliance, and professional branding.

Security posture

The website demonstrates a moderate to good security posture with mandatory HTTPS encryption and a cookie consent mechanism that complies with GDPR. However, the absence of explicit security headers such as Content-Security-Policy or X-Frame-Options is a gap that could be exploited. No public security policy or incident response contacts were found, which limits transparency and readiness for security incidents. The use of third-party tracking tools is disclosed and controlled via consent, aligning with privacy best practices. No vulnerabilities or exposed sensitive data were detected in the HTML content. The WHOIS data is consistent and does not raise suspicion. Overall, the security maturity is adequate for the business type but could be improved with additional security controls and transparency.

Recommendations

  1. Implement security headers like Content-Security-Policy, X-Frame-Options, and X-XSS-Protection to enhance protection against common web attacks.
  2. Publish a dedicated security policy page outlining security practices and incident response procedures.
  3. Create and host a security.txt file to facilitate vulnerability disclosure and improve security communication.
  4. Regularly update and audit third-party libraries and scripts to mitigate risks from outdated components.
  5. Enhance accessibility features to improve compliance and user experience for all visitors.

Contact details published on the site

Addresses
Legal name
Verlag J.H.W. Dietz Nachf. GmbH
Site observations

Automated reading of the public site. Ratings are indicative.

Business

Company
Verlag J.H.W. Dietz Nachf. GmbH
Description
Bücher zu Politik, Gesellschaft und Geschichte: kritisch, fundiert und aktuell – seit 1881. Schwerpunkt auf Debattenbücher zu Rechtsextremismus, Demokratie, soziale Ungleichheit, Arbeiterbewegung, Sozialdemokratie und Nationalsozialismus.
Key services
Publishing books and journals, Print and digital subscriptions, Podcast production, Newsletter distribution
Content quality
excellent
Branding
consistent

Technology

Stack
jQuery 3.5.1, FontAwesome, js.cookie.js
Performance
moderate
Mobile
good
Accessibility
basic
SEO
good

Security

Observed score
80/100
Good practices seen
  • HTTPS enforced
  • Cookie consent banner with granular options
  • No exposed sensitive data in HTML
  • Use of polyfills for loading attribute

Analytics and tracking

Services
Google Analytics, Google Tag Manager
Tracking level
moderate
Privacy practices
good

Advertising

Tracking pixels
Meta Pixel
Marketing tools
Sendinblue (newsletter), Podcaster, YouTube
Transparency
good

Site quality

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

Key observations

  1. Website is professionally designed and content-rich.
  2. Clear focus on political and historical publishing.
  3. Comprehensive cookie and privacy policies with consent mechanisms.
  4. No signs of blocking or WAF interference.
  5. Use of modern web technologies and tracking tools with user consent.
  6. Contact information is complete and verifiable.
  7. No security policy or incident response information publicly available.
Technical notes

Notes

The website uses a classic web technology stack with jQuery 3.5.1 and FontAwesome for UI elements. It employs cookie consent scripts and polyfills for modern HTML attributes, indicating attention to compatibility. The hosting is managed via rzone.de, as indicated by the nameservers. The site is mobile-optimized with responsive design and good SEO metadata including Open Graph tags. Performance is moderate, with no major issues detected but potential for optimization exists. No CMS was identified, suggesting a custom or static site architecture. The site structure is clear and navigation is well organized with nested menus and search functionality. Technical risks are low but could be reduced further by modernizing the tech stack and improving security headers.
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

Reviews of this site

Share your experience with dietz-verlag.de. Every review is verified by email and published after moderation.

Overall rating
Select a rating
4000 characters remaining

We’ll email you to confirm your review and keep your details private.

Community rating

No published reviews yet. Be the first to review dietz-verlag.de.

Feedback on this report

Rate this report, add an optional comment, and tell us if you want a security specialist to follow up.

Overall report quality
Select a rating
2000 characters remaining

We only use your feedback to improve Guard reports. Contact details are never shared.