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Security report for zeroheight.com

zeroheight · Technology · N/a

Medium risk. 4 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

zeroheight is a mature SaaS company founded in 2015 that provides a centralized platform for design system documentation and collaboration, targeting design, engineering, product, and marketing teams. The company is well-positioned in the technology sector with a strong market presence, evidenced by trusted clients such as Adobe, Uber, and Guardian. Their platform integrates with popular design and development tools, offering automation, governance, and community engagement features. Technically, the website is built on WordPress hosted on AWS, leveraging modern analytics and marketing technologies with proper consent mechanisms. The site is fast, mobile-optimized, and SEO-friendly, reflecting a high level of digital maturity. Security posture is solid with HTTPS and no visible vulnerabilities, though some security headers and policies could be enhanced. Privacy compliance is strong with clear policies and cookie consent. Overall, zeroheight demonstrates a professional, trustworthy online presence with extensive resources and community support.

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

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 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

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

Keep watching zeroheight.com

This scan found 21 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
15
Email security
85
DNS health
85
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 zeroheight.com, from OffSeq Breach.

Total records
1,235
Employees
0
Customers
1,235
Third parties
0
Weak passwords
10%

151 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 zeroheight.com.

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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

zeroheight operates in the competitive design system documentation market, differentiating itself through integrations, automation, and community focus. Its business model is subscription-based SaaS, targeting medium to large enterprises and multi-product companies. The company leverages partnerships and events like Converge and Design System Awards to build brand authority and customer loyalty. Revenue streams likely include tiered subscriptions and enterprise contracts. The presence of case studies and testimonials indicates a focus on customer success and retention. The company maintains a consistent brand and professional content, supporting growth and market expansion.

Security posture

The website enforces HTTPS and uses reputable hosting and DNS providers, contributing to a secure baseline. Tracking and marketing scripts are loaded with consent controls, respecting privacy regulations. However, the absence of explicit security policies, incident response contacts, and security.txt files suggests room for improvement in transparency and readiness. No critical vulnerabilities or exposed sensitive data were detected. Security headers appear minimal or absent, which could be enhanced to mitigate common web threats. Overall, the security posture is good but could benefit from formalized policies and additional technical controls.

Recommendations

  1. Implement comprehensive security headers such as Content-Security-Policy, X-Frame-Options, and X-Content-Type-Options to enhance protection against common web attacks.
  2. Publish a dedicated security policy page and provide clear incident response contact channels to improve transparency and trust.
  3. Add a vulnerability disclosure program or security.txt file to encourage responsible reporting of security issues.
  4. Regularly audit third-party scripts and libraries to ensure no vulnerabilities or privacy risks are introduced.
  5. Enhance accessibility features and conduct periodic security training to foster a strong security culture.
Site observations

Automated reading of the public site. Ratings are indicative.

Business

Company
zeroheight
Description
zeroheight creates a central hub for designers, engineers, product and marketing teams. Connect everyone with your design system.
Key services
Design system documentation platform, Integrations with design and development tools, Collaboration and governance features, Templates and expert support, Community events and resources
Content quality
excellent
Branding
consistent

Technology

Stack
WordPress, HubSpot Forms, Google Tag Manager, Amplitude Analytics, Facebook Pixel, LinkedIn Insight Tag, ProfitWell, Simple Lightbox, Mega Menu Block, AWS Route 53 DNS
Frameworks
WordPress Gutenberg Blocks
Platforms
AWS Hosting
Performance
fast
Mobile
excellent
Accessibility
good
SEO
good

Security

Observed score
85/100
Good practices seen
  • HTTPS enforced
  • No exposed sensitive data in HTML
  • Use of consent-based scripts for tracking

Analytics and tracking

Services
Amplitude Analytics, Google Tag Manager, Facebook Pixel, LinkedIn Insight Tag, ProfitWell
Tracking level
extensive
Privacy practices
good

Advertising

Tracking pixels
Amplitude Analytics, Facebook Pixel, LinkedIn Insight Tag, ProfitWell
Marketing tools
HubSpot Forms, Amplitude, Facebook Pixel, LinkedIn Insight Tag, ProfitWell
Transparency
good

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 and professional design.
  2. Strong focus on design system documentation and collaboration tools.
  3. Comprehensive resource and community engagement.
  4. Use of modern analytics and marketing tools with consent mechanisms.
  5. No exposed security issues or suspicious content.
  6. Clear privacy and cookie policies with consent banners.
  7. No direct company emails or phone numbers publicly listed; contact via forms and social media.
  8. No explicit security policy or incident response info found.
Technical notes

Notes

The website is built on a modern WordPress CMS with extensive use of Gutenberg blocks and custom styling. Hosting on AWS ensures scalability and reliability. Integration with HubSpot for forms and multiple analytics platforms (Amplitude, Facebook Pixel, LinkedIn Insight) indicates a mature marketing and data collection strategy. Performance is optimized with responsive design, lazy loading images, and CDN usage. The technical stack is well-maintained with no deprecated or vulnerable libraries detected. Opportunities exist to improve security headers and formalize security documentation. Overall, the technical infrastructure supports a robust and professional online presence.
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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