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Security report for berlinerfestspiele.de

Berliner Festspiele · Media · Germany

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

Security score

73/100

Risk levelMedium

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

Berliner Festspiele is a prominent cultural institution in Berlin organizing a wide range of festivals, exhibitions, concerts, theater, and dance performances throughout the year. The organization operates primarily from two venues: the Haus der Berliner Festspiele and the Gropius Bau. The website reflects a well-established entity with a strong focus on arts and culture, targeting both local and international audiences interested in cultural events. Technically, the website is built using modern web technologies including Next.js and React, with good mobile optimization and accessibility features. Security posture is adequate with HTTPS enforced and no visible vulnerabilities, though security headers and explicit policies are lacking. Privacy compliance is weak due to missing privacy and cookie policies and consent mechanisms. Overall, the site is professional, trustworthy, and content-rich, but could improve transparency and compliance aspects.

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

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"

  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
    • 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 berlinerfestspiele.de

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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
42
Security headers
60
Email security
85
DNS health
70
Network security
100
GDPR outside view
83
Average
73

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 berlinerfestspiele.de, from OffSeq Breach.

Total records
3
Employees
0
Customers
3
Third parties
0
Weak passwords
33%

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 berlinerfestspiele.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

Berliner Festspiele holds a strong market position as a key cultural event organizer in Berlin, offering diverse programming that includes music festivals, theater, dance, and exhibitions. Its business model is non-profit focused on cultural promotion and community engagement. The organization leverages partnerships for ticketing and media distribution, enhancing its ecosystem. The website content and structure indicate a mature digital presence with clear branding and consistent messaging. Growth indicators include upcoming events and active promotion of new festivals. The absence of direct contact emails or phone numbers suggests a preference for centralized or partner-managed communication channels.

Security posture

The website demonstrates a moderate to good security posture with HTTPS enabled and no apparent exposure of sensitive data. However, the lack of security headers such as Content-Security-Policy and absence of a published security policy or incident response contacts limit its security maturity. No vulnerability disclosures or security.txt files were found, which could hinder responsible vulnerability reporting. The use of third-party tracking scripts (Etracker) without visible cookie consent mechanisms raises privacy concerns under GDPR. Overall, the security culture appears functional but could benefit from enhanced transparency and best practices implementation.

Recommendations

  1. Publish a comprehensive privacy policy and cookie policy with clear GDPR compliance statements.
  2. Implement a cookie consent mechanism to comply with privacy regulations.
  3. Add security headers like Content-Security-Policy, X-Frame-Options, and X-Content-Type-Options to enhance protection.
  4. Provide explicit security policy and incident response contact information on the website.
  5. Regularly review and audit third-party scripts and tracking technologies to minimize privacy risks.

Contact details published on the site

Addresses
Site observations

Automated reading of the public site. Ratings are indicative.

Business

Company
Berliner Festspiele
Description
Die Berliner Festspiele veranstalten das ganze Jahr über verschiedene Festivals und Kunstausstellungen, Konzerte, Tanz- und Theateraufführungen, Lesungen, Vorträge, Debatten und vieles mehr. Dafür nutzen sie, neben anderen Orten in Berlin, vor allem ihre eigenen zwei Häuser: den Gropius Bau und das Haus der Berliner Festspiele.
Key services
Festival organization, Art exhibitions, Concerts, Theater and dance performances, Lectures and debates, Ticket sales
Content quality
excellent
Branding
consistent

Technology

Stack
React (Next.js), JavaScript, CSS, SVG, Etracker (analytics/tracking)
Frameworks
Next.js
Performance
moderate
Mobile
good
Accessibility
good
SEO
good

Security

Observed score
80/100
Good practices seen
  • HTTPS enforced
  • No visible sensitive data exposure
  • Use of deferred and async scripts

Analytics and tracking

Services
Etracker
Tracking level
moderate
Privacy practices
poor

Advertising

Tracking pixels
Etracker
Marketing tools
Etracker
Transparency
basic

Site quality

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

Key observations

  1. Website is fully accessible with rich content about cultural festivals and events.
  2. No privacy or cookie policies explicitly found in the provided content.
  3. No contact emails or phone numbers explicitly found; physical addresses are provided.
  4. Use of modern web technologies and frameworks (Next.js, React).
  5. External links to ticketing and media partner sites are present.
  6. Tracking via Etracker is implemented but no explicit cookie consent mechanism detected.
  7. No visible security policy or incident response information.
  8. No vulnerability disclosure or security.txt found.
  9. Content is safe for general audiences with no adult or questionable content.
Technical notes

Notes

The website is built on a modern React-based framework (Next.js) with server-side rendering capabilities, ensuring good performance and SEO optimization. The use of SVG logos and responsive images indicates attention to visual quality and mobile optimization. The CMS appears to be Magnolia, a professional content management system suitable for complex cultural institutions. Performance is moderate with deferred script loading, but could be improved with further optimization. Accessibility features are present but could be enhanced with more ARIA roles and landmarks. The technical stack is robust and scalable, supporting the organization's diverse content and event management needs.
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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