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Security report for tehy.fi

Tehy · Healthcare · Finland

Medium risk. 4 critical or high findings in Security headers, GDPR outside view and 1 other check.

Security score

75/100

Risk levelMedium

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

Tehy is Finland's largest trade union representing over 160,000 professionals in social, health, and education sectors. The organization provides advocacy, collective bargaining, member benefits, training, and legal support to its members. The website reflects a mature digital presence with comprehensive content tailored to its target audience of Finnish social and healthcare professionals. Technically, the site is built on Drupal 10 and integrates modern analytics and cookie consent tools, indicating a good level of digital maturity. Security posture is strong with HTTPS enforced and likely security headers, though explicit security policies and incident response information are absent. Privacy compliance is partial, with cookie consent mechanisms present but no clear privacy or data protection officer information. Overall, the site is professional, trustworthy, and well-structured, supporting Tehy's position as a leading trade union in Finland.

Scanned

NIS2 and GDPR posture

GDPR outside view
68/ 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

4 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 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 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';…
  2. GDPR outside view

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

    • High

      No Cookie Consent Banner found

      GDPR requires explicit consent for non-essential cookies

      What to do: Implement a cookie consent banner that appears on first visit

  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 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 tehy.fi

This scan found 19 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
75
Security headers
40
Email security
80
DNS health
85
Network security
100
GDPR outside view
68
Average
75

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 tehy.fi, from OffSeq Breach.

Total records
60
Employees
0
Customers
59
Third parties
1
Weak passwords
10%

4 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 tehy.fi.

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

Tehy holds a dominant market position as the largest trade union in its sectors in Finland, focusing on membership services and advocacy. Its business model revolves around member engagement, collective agreements, and providing value-added services such as insurance and training. The website's extensive resources and clear navigation support member retention and recruitment. The presence of partner domains like kilta.tehy.fi suggests an ecosystem of related services. The organization's large membership base and professional digital presence indicate stable revenue streams and strong market influence. Strategic partnerships and comprehensive member benefits enhance its competitive advantage.

Security posture

The website demonstrates a solid security foundation with HTTPS and likely security headers, reducing risks of data interception and clickjacking. No exposed sensitive data or vulnerable libraries were detected in the HTML content. However, the absence of publicly available security policies, incident response contacts, or vulnerability disclosure mechanisms indicates room for improvement in transparency and readiness. The use of third-party analytics and marketing scripts necessitates ongoing vigilance to prevent privacy leaks or security issues. Overall, the security posture is good but could be enhanced by publishing formal security and incident response documentation.

Recommendations

  1. Publish a clear privacy policy and data protection officer contact information to improve GDPR compliance and user trust.
  2. Add a dedicated security policy and incident response page including contact channels for reporting security issues.
  3. Implement and publicize a vulnerability disclosure program or security.txt file to encourage responsible reporting.
  4. Review and confirm the presence of comprehensive security headers such as Content-Security-Policy and X-Content-Type-Options.
  5. Regularly audit third-party scripts and analytics tools to minimize privacy risks and ensure compliance with data protection regulations.
Site observations

Automated reading of the public site. Ratings are indicative.

Business

Company
Tehy
Description
Tehy on sosiaali-, terveys- ja kasvatusalan koulutettujen ammattijärjestö – yli 160 000 jäsenen yhteisö ja edunvalvoja. Tunnemme alamme, ajamme rohkeasti etuamme ja olemme lähellä. Olemme muutosvoima ja paremman työelämän edistäjä, mutta myös yhteisö, josta saa iloa ja energiaa.
Key services
Member advocacy, Collective bargaining, Member benefits and insurances, Training and events, Legal and employment advice
Content quality
excellent
Branding
consistent

Technology

Stack
Drupal 10, Google Tag Manager, Matomo Analytics, CookieHub
Frameworks
Drupal
Performance
moderate
Mobile
good
Accessibility
good
SEO
good

Security

Observed score
85/100
Good practices seen
  • HTTPS enforced
  • Use of security headers (likely)
  • No exposed sensitive data in HTML
  • Secure forms with anti-bot measures

Analytics and tracking

Services
Matomo, Google Analytics
Tracking level
moderate
Privacy practices
basic

Advertising

Tracking pixels
Matomo, Google Analytics (via GTM)
Marketing tools
AddToAny
Transparency
basic

Site quality

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

Key observations

  1. Website is a professional trade union site for social, health, and education professionals in Finland
  2. Content is comprehensive and well-structured with extensive member resources
  3. No signs of blocking or WAF interference
  4. Good use of modern web technologies and analytics
  5. Privacy and security policies are not explicitly found on the site
  6. Contact information is available primarily via contact forms, no explicit emails or phone numbers found in HTML
  7. No visible security incident response or vulnerability disclosure information
Technical notes

Notes

The website is powered by Drupal 10, a modern and secure CMS platform, indicating up-to-date infrastructure. Integration with Google Tag Manager and Matomo Analytics shows a balanced approach to analytics and user tracking. CookieHub is used for cookie consent management, supporting privacy compliance. The site appears mobile-optimized with good accessibility features and SEO meta tags. Performance is moderate, likely due to the extensive content and third-party scripts. No critical technical debt or outdated technologies were observed. Opportunities exist to enhance security headers and formalize privacy and security documentation to align with best practices.
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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