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Security report for openhouseeurope.org

Open House Europe · Non-profit · Lithuania

High risk. 7 critical or high findings in Network security, Security headers and 2 other checks.

Security score

48/100

Risk levelHigh

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

Open House Europe is a non-profit cultural organization founded in 2023 and coordinated by the Public institution Architektūros fondas in Lithuania. It operates a network of architecture festivals across Europe, focusing on themes such as sustainability, accessibility, inclusion, and future heritage. The organization engages the public through events, volunteer programs, and annual summits, supported by European cultural funding and media partnerships. The website reflects a professional and consistent brand presence with rich content targeting architecture enthusiasts and the general public interested in urban heritage. Technically, the website is built on WordPress with modern technologies including Bootstrap, jQuery, and Lottie animations. It uses Yoast SEO for optimization and integrates Google Analytics and MailerLite for marketing and analytics. The site is mobile-optimized and performs moderately well, with good SEO and accessibility basics. From a security perspective, the site uses HTTPS with a valid SSL certificate and employs secure form handling with nonce tokens. However, DNSSEC is not enabled, and security headers are not explicitly detected. There is no visible security or incident response policy, and no cookie consent mechanism is implemented, which may impact GDPR compliance. The WHOIS data is consistent with the organization's claims, showing a legitimate and recently registered domain. Overall, the website presents a low-risk profile with strong business credibility and good technical implementation but could improve in privacy compliance and security best practices to enhance trust and regulatory adherence.

Scanned

NIS2 and GDPR posture

GDPR outside view
53/ 100 · Medium
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. Network security

    Services reachable from the internet are the first thing attackers probe. Anything open that does not need to be should be closed.

    • Critical

      Critical Service Exposed: MySQL

      Port 3306 (MySQL) is publicly accessible - MySQL - Database server

      What to do: Immediately restrict access to MySQL using firewall or VPN

      • NIS2 21(2)(e)
      • IR 2024/2690 6.7.2(f): Implementing Regulation (EU) 2024/2690, Annex point 6.7.2(f): Network security
      • NIST CM-7: NIST SP 800-53 Rev. 5 CM-7: Least Functionality
      • NIST SC-7: NIST SP 800-53 Rev. 5 SC-7: Boundary Protection
  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';…
  3. GDPR outside view

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

    • 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

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

Keep watching openhouseeurope.org

This scan found 26 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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  • 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
72
Security headers
20
Email security
85
DNS health
60
Network security
0
GDPR outside view
53
Average
48

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 · found on this site
  • 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 openhouseeurope.org, from OffSeq Breach.

No leaked records found

Breach holds no records for openhouseeurope.org 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

Open House Europe occupies a niche in the cultural non-profit sector, coordinating architecture festivals across multiple European cities. Its competitive advantage lies in its pan-European network, thematic annual programming, and partnerships with public cultural institutions and media. The business model relies on public funding and collaborations, targeting architecture enthusiasts, cultural tourists, and volunteers. Growth indicators include expansion of partner festivals and thematic focus areas. The partnership ecosystem includes cultural foundations, EU programs, and media outlets, supporting sustainability and outreach. Strategic observations suggest focusing on enhancing digital engagement and compliance to strengthen market position.

Security posture

The current security posture is moderate. HTTPS is properly implemented, and forms use nonce tokens to prevent CSRF attacks. However, the absence of DNSSEC and security headers such as Content-Security-Policy and X-Frame-Options reduces defense in depth. No explicit security or incident response policies are publicly available, which may hinder incident handling and transparency. The lack of a cookie consent mechanism is a GDPR compliance gap. No vulnerabilities or exposed sensitive data were detected in the HTML content. Overall, the security maturity is adequate for a non-profit cultural site but can be improved to meet higher compliance and security standards.

Recommendations

  1. Enable DNSSEC on the domain to improve DNS security and prevent spoofing.
  2. Implement standard security headers including Content-Security-Policy, X-Frame-Options, and X-Content-Type-Options.
  3. Add a cookie consent banner/mechanism to comply with GDPR cookie regulations.
  4. Publish explicit security and incident response policies accessible from the website.
  5. Regularly audit third-party scripts and dependencies for vulnerabilities and update accordingly.

Contact details published on the site

Addresses
Legal name
Public institution Architektūros fondas
Site observations

Automated reading of the public site. Ratings are indicative.

Business

Company
Open House Europe
Description
People to architecture, architecture to people. Open House Europe connects over a dozen Open House festival organisers across Europe, focusing on themes such as sustainability, accessibility and inclusion, and future heritage. It promotes public engagement with architecture and urban heritage through festivals, events, and collaborative projects.
Key services
Coordination of Open House festivals, Annual thematic programs, Volunteer exchange programs, Visual storytelling, Annual summits and reports
Content quality
excellent
Branding
consistent

Technology

Stack
WordPress 6.8.1, Yoast SEO plugin, Bootstrap 4.3.1, jQuery 3.7.1, Lottie animations, Slick Carousel, MailerLite forms, Google Analytics (gtag.js), Google Site Kit
Frameworks
Bootstrap
Platforms
WordPress
Performance
moderate
Mobile
good
Accessibility
basic
SEO
good

Security

Observed score
75/100
Good practices seen
  • HTTPS enabled
  • No exposed sensitive data in HTML
  • Secure forms with validation
  • Use of nonce tokens in forms

Analytics and tracking

Services
Google Analytics
Tracking level
moderate
Privacy practices
basic

Advertising

Marketing tools
MailerLite
Transparency
basic

Site quality

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

Key observations

  1. Website is a professionally designed cultural non-profit platform.
  2. Content is rich, relevant, and well-structured with clear navigation.
  3. No signs of malicious or suspicious activity.
  4. No explicit privacy or security policies beyond basic privacy policy found.
  5. No cookie consent mechanism detected despite GDPR relevance.
  6. WHOIS data supports legitimacy and consistency of the domain.
Technical notes

Notes

The website uses a modern WordPress CMS with a well-maintained theme and plugins including Yoast SEO and MailerLite integration. The tech stack includes Bootstrap for responsive design, jQuery for DOM manipulation, and Lottie for animations, providing a visually engaging experience. Google Analytics is used for visitor tracking. Performance is moderate with room for optimization. Accessibility is basic but could be enhanced with ARIA roles and better keyboard navigation. SEO is good with proper meta tags and structured data (JSON-LD). Hosting is via Name SRS AB with nameservers in Lithuania, consistent with the organization's location. Overall, the technical infrastructure is solid but could benefit from performance tuning and enhanced accessibility features.
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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