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Security report for puro.earth

Puro.earth Oy · Energy · Finland

Medium risk. 5 critical or high findings in Security headers and SSL/TLS.

Security score

65/100

Risk levelMedium

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

Puro.earth Oy operates a leading carbon removal certification platform focused on mobilizing the net-negative economy by certifying carbon removal suppliers and issuing CO2 Removal Certificates (CORCs). The company serves corporate buyers and partners globally, providing a trusted standard and registry for engineered carbon removal. Their business model centers on facilitating transparent and verifiable carbon removal transactions, supported by a robust supplier and buyer network. The website reflects a mature digital presence with clear branding, comprehensive content, and strong market positioning in the energy and sustainability sector. Technically, the site leverages the Odoo CMS platform, integrates multiple analytics and marketing tools including Google Analytics, HubSpot, and Facebook Pixel, and is hosted on Azure DNS infrastructure. The site is mobile-optimized and SEO-friendly, providing a professional user experience. Security posture is solid with HTTPS enforced and domain transfer protections in place, though DNSSEC is not enabled and some security headers are missing. Privacy compliance is well addressed with clear privacy and cookie policies and consent mechanisms. No critical vulnerabilities or suspicious content were detected. Overall, Puro.earth demonstrates a credible, professional, and secure online presence aligned with its business objectives.

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

5 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 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';…
  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 puro.earth

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.

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
42
Security headers
15
Email security
75
DNS health
75
Network security
100
GDPR outside view
83
Average
65

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 puro.earth, from OffSeq Breach.

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

1 subdomain 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 puro.earth.

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

Puro.earth holds a strong market position as the world’s leading crediting platform for engineered carbon removal, targeting corporate buyers seeking to neutralize emissions and suppliers certifying carbon removal methods. Their competitive advantage lies in third-party verification, issuance of CORCs, and a growing partner ecosystem including major corporations and recognized organizations. Revenue streams likely include certification fees, registry services, and API access for sales channels. The company’s growth is supported by a comprehensive supplier network and buyer engagement, with strategic partnerships enhancing market reach. The website content and structure reflect a focus on transparency, trust, and ease of engagement for stakeholders. The company is medium-sized, founded in 2019, and based in Finland, with no public parent or subsidiary companies.

Security posture

The website exhibits a good security maturity level with HTTPS enforced and domain registration protections such as clientTransferProhibited status. However, DNSSEC is not enabled, which could improve DNS security. No explicit security policy or incident response contacts are published, representing a compliance gap. The site uses multiple third-party scripts for analytics and marketing, which should be regularly audited to mitigate supply chain risks. No exposed sensitive data or vulnerable libraries were detected in the HTML content. Cookie consent mechanisms are implemented, supporting GDPR compliance. Overall, the security posture is strong but could be enhanced by publishing security policies, enabling DNSSEC, and adding security headers.

Recommendations

  1. Enable DNSSEC to enhance DNS security and prevent spoofing.
  2. Publish a dedicated security policy and incident response contact information to improve transparency and compliance.
  3. Implement additional security headers such as Content-Security-Policy, X-Content-Type-Options, and Strict-Transport-Security.
  4. Regularly audit and update third-party scripts and libraries to mitigate vulnerabilities.
  5. Maintain and document data retention policies and privacy compliance measures.

Contact details published on the site

Addresses
Legal name
Puro.earth Oy
Site observations

Automated reading of the public site. Ratings are indicative.

Business

Company
Puro.earth Oy
Description
Puro.earth certifies carbon removal suppliers based on the Puro Standard. Removal is independently verified by a third party and CO2 Removal Certificates (CORCs) are issued in the Puro Registry. The company aims to mobilize the net-negative economy by building a carbon removal industry and helping voluntary corporate buyers accelerate carbon dioxide removal at an industrial global scale.
Key services
Certification of carbon removal suppliers, Issuance of CO2 Removal Certificates (CORCs), Registry services, Partner marketplaces, API for sales channel network (Puro Connect)
Content quality
excellent
Branding
consistent

Technology

Stack
Odoo CMS, Google Analytics, Google Tag Manager, HubSpot Forms and Analytics, Facebook Ads Pixel, Cookiefirst Consent Management
Frameworks
Odoo
Platforms
Azure DNS
Performance
moderate
Mobile
good
Accessibility
basic
SEO
good

Security

Observed score
85/100
Good practices seen
  • HTTPS enforced
  • ClientTransferProhibited domain status
  • Cookie consent banner implemented
  • No exposed sensitive data detected in HTML

Analytics and tracking

Services
Google Analytics, HubSpot Analytics
Tracking level
moderate
Privacy practices
good

Advertising

Ad networks
Facebook Ads
Tracking pixels
Facebook Pixel, HubSpot Analytics
Marketing tools
HubSpot, Cookiefirst Consent Management
Transparency
good

Site quality

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

Key observations

  1. Website uses modern CMS (Odoo) with integrated marketing and analytics tools.
  2. Strong focus on carbon removal certification and corporate environmental responsibility.
  3. Clear navigation with comprehensive menu and footer links.
  4. Cookie consent and privacy compliance mechanisms implemented.
  5. No signs of suspicious or malicious content.
  6. WHOIS data supports legitimacy and business consistency.
  7. No explicit security policy or incident response information found.
  8. No vulnerability disclosure or security.txt detected.
Technical notes

Notes

The website is built on the Odoo CMS platform, leveraging modern web technologies and integrating multiple marketing and analytics tools including Google Analytics, HubSpot, and Facebook Pixel. Hosting is likely on Microsoft Azure DNS infrastructure, providing reliable DNS services. The site is mobile-optimized with responsive design and good SEO practices including meta tags and Open Graph data. Performance is moderate, with deferred loading of scripts and preloading of fonts. The technical stack is modern and well-maintained, though opportunities exist to improve security configurations and accessibility features. The site uses cookie consent management via Cookiefirst, supporting privacy compliance. Overall, the technical infrastructure supports the business goals effectively with room for incremental improvements.
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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