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Security report for hanau-corona.de

Stadt Hanau · Government · Germany

Medium risk. 5 critical or high findings in Email security, Security headers and 2 other checks.

Security score

67/100

Risk levelMedium

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

The website 'Corona in Hanau' is an official municipal information portal operated by Stadt Hanau, Germany, providing comprehensive and up-to-date information related to the Coronavirus pandemic. It serves residents and stakeholders by offering resources such as testing locations, vaccination sites, hygiene rules, legal information, and support services. The site is positioned as a trusted government source with consistent branding and clear navigation. Technically, the website is built on the IMPERIA CMS platform and utilizes a modern technology stack including jQuery, Bootstrap, Matomo Analytics, and Google Maps API. The site demonstrates good mobile optimization and SEO practices, although performance is moderate. The cookie consent mechanism is robust, ensuring GDPR compliance with user opt-in for analytics tracking. From a security perspective, the site employs HTTPS and anonymizes user IPs in analytics. However, explicit security headers and incident response information are not evident, suggesting room for improvement in security posture. No vulnerabilities or exposed sensitive data were detected. Overall, the site maintains a good balance between usability, privacy, and security. The risk assessment is low given the official nature of the site and its compliance with privacy regulations. Strategic recommendations include enhancing security headers, publishing a security policy, and providing incident response contacts to further strengthen trust and resilience.

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

5 findings rated critical or high. Fix these first.

  1. 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.

    • Critical

      No email authentication configured

      Domain is vulnerable to email spoofing

      What to do: Implement SPF, DKIM, and DMARC immediately

  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"

    • 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';…
  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
  4. DNS health

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

    • High

      Unregistered MX Record

      MX record points to unregistered domain: mx.hanau.de

      What to do: Remove or fix MX record pointing to unregistered domain

      • RFC 5321 §5.1
      • NIS2 21(2)(i)
      • IR 2024/2690 12.4: Implementing Regulation (EU) 2024/2690, Annex point 12.4: Asset inventory
      • NIST CM-8: NIST SP 800-53 Rev. 5 CM-8: System Component Inventory

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

Keep watching hanau-corona.de

This scan found 25 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

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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
40
Email security
60
DNS health
45
Network security
100
GDPR outside view
95
Average
67

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 hanau-corona.de, from OffSeq Breach.

No leaked records found

Breach holds no records for hanau-corona.de right now. New leaks arrive continuously, so monitoring on Breach alerts you if that changes.

Monitor on Breach (opens in a new tab)

Technical appendix

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

Business context

Business profile

Stadt Hanau operates this portal as a government service to disseminate COVID-19 related information to its citizens. The business model is non-commercial, focusing on public service and health communication. The site leverages partnerships with official health institutions like the Robert Koch Institute and Hessen state government, enhancing credibility. The target audience is local residents and businesses seeking pandemic-related guidance. The portal's competitive advantage lies in its official status and comprehensive, localized content. Growth indicators include continuous updates and integration of vaccination and testing information. The partnership ecosystem includes social media platforms and health authorities, supporting broad outreach.

Security posture

The website exhibits a moderate security maturity level with HTTPS enforced and privacy-conscious analytics via Matomo. The cookie consent mechanism aligns with GDPR requirements, providing user control over tracking. However, the absence of explicit security headers (e.g., CSP, HSTS) and lack of published incident response or vulnerability disclosure policies indicate gaps in security governance. No critical vulnerabilities or exposed sensitive data were found in the HTML content. The site would benefit from formalizing security policies and incident contacts to improve readiness and user trust.

Recommendations

  1. Implement and verify HTTP security headers such as Content-Security-Policy, Strict-Transport-Security, X-Frame-Options, and X-Content-Type-Options.
  2. Publish a clear security policy and incident response contact information on the website.
  3. Establish a vulnerability disclosure program or security.txt file to encourage responsible reporting.
  4. Regularly audit third-party scripts and libraries for security updates and vulnerabilities.
  5. Enhance accessibility features and conduct performance optimizations to improve user experience.
Site observations

Automated reading of the public site. Ratings are indicative.

Business

Company
Stadt Hanau
Description
Informationsportal providing updates and resources related to the Coronavirus pandemic specifically for the city of Hanau, Germany.
Key services
Corona virus information, Testing locations, Vaccination sites, Hygiene rules, Legal information, Support and advice
Content quality
good
Branding
consistent

Technology

Stack
jQuery, Bootstrap, Matomo Analytics, IMPERIA CMS, Font Awesome, Google Maps API, jssor Slider, Isotope, Magnific Popup, Owl Carousel
Performance
moderate
Mobile
good
Accessibility
basic
SEO
good

Security

Observed score
75/100
Good practices seen
  • HTTPS usage implied by domain
  • Cookie consent with opt-in for analytics
  • Anonymization of IP in Matomo
  • No exposed sensitive data in HTML

Analytics and tracking

Services
Matomo Analytics
Tracking level
minimal
Privacy practices
good

Advertising

Tracking pixels
Matomo Analytics
Marketing tools
Matomo Analytics
Transparency
good

Site quality

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

Key observations

  1. Official municipal COVID-19 information portal for Hanau, Germany
  2. Comprehensive cookie consent and privacy policy in place
  3. No terms of service found
  4. No explicit contact emails or phone numbers visible on main page, but contact form link provided
  5. Use of Matomo analytics with user consent and IP anonymization
  6. Multiple social media links to official city or related accounts
  7. No security policy or incident response info published
  8. No vulnerability disclosure or security.txt found
  9. Website uses a mature CMS (IMPERIA) and modern JS libraries
  10. No adult or questionable content detected
Technical notes

Notes

The website uses a mature CMS (IMPERIA 10.5.1_1) and a variety of modern JavaScript libraries including jQuery, Bootstrap, Owl Carousel, and Matomo Analytics. The presence of Google Maps API and Font Awesome CDN indicates reliance on external services with user consent. The site is mobile-optimized with responsive design and includes SEO-friendly meta tags and Open Graph data. Performance is moderate, with potential improvements in loading speed and accessibility. The technical infrastructure appears stable and suitable for a government information portal, though security header implementation and incident response mechanisms are areas for enhancement.
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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