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Security report for ulm.de

Stadt Ulm · Government · Germany

Low risk. No critical or high findings.

Security score

80/100

Risk levelLow

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

Stadt Ulm operates an official municipal website providing comprehensive information and services to residents, businesses, and visitors. The site covers city politics, culture, economy, tourism, and offers online citizen services. It holds a strong market position as the authoritative digital portal for the city of Ulm in Germany. The website is well-branded, consistent, and targets a broad audience including citizens and tourists. Technically, the website leverages modern frameworks such as Bootstrap and is built on the Sitecore CMS platform. It integrates privacy-respecting analytics via Matomo and offers multilingual support through Conword. Accessibility features and cookie consent management demonstrate a mature digital infrastructure focused on user experience and compliance. From a security perspective, the site enforces HTTPS and employs cookie consent mechanisms, but lacks a publicly visible dedicated security policy or incident response contacts. No critical vulnerabilities or exposed sensitive data were detected. The WHOIS data aligns with the official city domain and name servers, confirming legitimacy. Overall, the website presents a low-risk profile with good privacy compliance and a professional digital presence. Strategic improvements could include publishing explicit security policies and incident response information to enhance transparency and trust.

Scanned

NIS2 and GDPR posture

GDPR outside view
83/ 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

No critical or high findings. These medium findings are worth fixing next.

  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.

    • Medium

      Missing X-Content-Type-Options header

      Prevents MIME type sniffing

      What to do: Add "X-Content-Type-Options: nosniff"

      • CAPEC-209
      • ASVS V3.4.4
      • OWASP Secure Headers: OWASP Secure Headers Project recommends X-Content-Type-Options: nosniff
    • Medium

      Missing X-XSS-Protection header

      Legacy XSS protection (deprecated but still recommended)

      What to do: Add "X-XSS-Protection: 1; mode=block"

    • Medium

      Missing Permissions-Policy header

      Controls browser features and APIs

      What to do: Implement a Permissions-Policy to restrict feature access

      • OWASP Secure Headers: OWASP Secure Headers Project recommends Permissions-Policy: accelerometer=(), autoplay=(), camera=(), cross-origin-isolated=(),…
  2. GDPR outside view

    These are the privacy signals visitors and data protection authorities look for under GDPR.

    • Medium

      Privacy policy may not be GDPR compliant

      Privacy policy lacks explicit GDPR compliance elements

      What to do: Update privacy policy to explicitly address GDPR requirements and user rights

  3. 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.

    • Medium

      DMARC not enforcing

      DMARC policy is set to "none"

      What to do: Gradually move to "quarantine" then "reject" policy

Keep watching ulm.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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Full report

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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
97
Security headers
65
Email security
70
DNS health
65
Network security
100
GDPR outside view
83
Average
80

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 ulm.de, from OffSeq Breach.

Total records
241
Employees
0
Customers
225
Third parties
16
Weak passwords
27%

13 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 ulm.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

The Stadt Ulm website serves as a key communication and service platform for the municipal government, targeting residents, businesses, and tourists. Its business model is public service oriented, focusing on providing information, facilitating administrative processes, and promoting local culture and economy. The site supports a large user base consistent with a major city. Partnerships with local entities are indicated by linked domains such as buergerinfo.ulm.de and anliegen.ulm.de. The presence on multiple social media platforms supports community engagement and outreach. The website's comprehensive content and service offerings position it as a central hub for city-related digital services.

Security posture

The website demonstrates a solid security posture with HTTPS enforced and privacy-conscious analytics via Matomo. Cookie consent management is implemented with granular user controls, supporting GDPR compliance. However, the absence of a dedicated security policy page and incident response contact information represents a gap in transparency and preparedness. No security headers were explicitly detected in the HTML content, suggesting room for improvement in HTTP header security. No vulnerabilities or exposed sensitive data were found. Overall, the site maintains a good security baseline appropriate for a government portal but could enhance its security maturity by publishing formal policies and improving header configurations.

Recommendations

  1. Publish a dedicated security policy page outlining security practices and user guidance.
  2. Provide clear incident response contact information, including abuse and security email addresses.
  3. Implement and enforce security headers such as Content-Security-Policy, X-Frame-Options, and Strict-Transport-Security.
  4. Regularly review and audit third-party scripts and integrations for security risks.
  5. Consider publishing a vulnerability disclosure policy or security.txt file to encourage responsible reporting.
Site observations

Automated reading of the public site. Ratings are indicative.

Business

Company
Stadt Ulm
Description
Die offizielle Website der Stadt Ulm bietet Bürgerservice, Stadtpolitik, Kultur, Wirtschaft & Wissenschaft, Tourismus und Neuigkeiten der Stadtverwaltung.
Key services
Bürgerservice, Stadtpolitik Informationen, Kulturveranstaltungen, Wirtschaft & Wissenschaft, Tourismusinformationen, Onlinedienste, Veranstaltungskalender
Content quality
good
Branding
consistent

Technology

Stack
Bootstrap CSS, jQuery UI, Matomo Analytics, Conword (translation service), Eye-Able (accessibility tool), Sitecore CMS
Frameworks
Bootstrap
Platforms
Sitecore CMS
Performance
moderate
Mobile
good
Accessibility
good
SEO
good

Security

Observed score
85/100
Good practices seen
  • HTTPS enforced
  • Cookie consent management with granular controls
  • No exposed sensitive data in HTML
  • Use of asynchronous script loading
  • Accessibility features implemented

Analytics and tracking

Services
Matomo
Tracking level
moderate
Privacy practices
good

Advertising

Tracking pixels
Matomo
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. Website is fully accessible with no blocking or WAF challenges.
  2. Content is in German with multilingual translation options via Conword.
  3. Strong focus on accessibility and user privacy with cookie consent management.
  4. Use of Matomo analytics for privacy-respecting tracking.
  5. No exposed sensitive data or security vulnerabilities detected in HTML content.
  6. Social media presence is well integrated and consistent with official city branding.
  7. No explicit security policy or incident response information publicly available.
  8. WHOIS data supports legitimacy and consistent domain ownership.
Technical notes

Notes

The website is built on the Sitecore CMS platform, utilizing Bootstrap for responsive design and jQuery UI for interactive elements. It integrates Matomo for analytics, emphasizing privacy. The use of Conword enables multilingual translation services. Accessibility is enhanced via Eye-Able tools. Performance is moderate with asynchronous script loading and preconnect hints. The site is mobile-optimized and SEO-friendly with comprehensive meta tags and Open Graph data. No major technical debt or outdated technologies were detected. Hosting details are not explicit but name servers indicate association with swu.de, a local utility provider.
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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